Datagov Israel MCP
以色列数据政府 (DataGov Israel) MCP 服务器
一个用于探索以色列政府开放数据 (data.gov.il) 的 MCP 服务器,内置由 MCP Apps 提供支持的交互式可视化功能。
搜索数以千计的公共数据集,分析其结构,生成图表,并在地图上绘制地理数据——所有操作均可通过您的 AI 助手完成。
您可以用它做什么?
🏠 探索住房市场
分析公共住房数据集,了解单元面积、位置和可用性:

查看哪些城市在政府住房抽签中的需求量最大:

了解全国公寓面积的分布情况:

跟踪住房单元随时间的可用性:

🗺️ 绘制公共基础设施地图
可视化以色列各地的教育机构:

绘制公共交通站点:

Related MCP server: Israel Real Estate MCP
快速入门
安装
git clone https://github.com/aviveldan/datagov-mcp.git
cd datagov-mcp
# Create virtual environment and install (requires uv)
uv venv
source .venv/bin/activate # On Windows: .venv\Scripts\activate
uv pip install -e ".[dev]"与 Claude Desktop 一起使用
fastmcp install claude-desktop server.py重启 Claude Desktop — 您将立即看到可用的 DataGovIL 工具。
使用 MCP Inspector 进行尝试
fastmcp dev inspector server.py这将打开一个 Web UI,您可以在其中浏览工具、进行交互式测试,并在 Apps 选项卡中预览 MCP App 可视化效果。
使用 fastmcp dev apps
在本地预览交互式可视化应用程序:
fastmcp dev apps server.py示例:寻找房地产机会
以下是探索以色列住房市场的人员的真实工作流程:
You: "Search for discounted housing lottery datasets"
→ package_search(q="דירה בהנחה")
Found: "נתונים תקופתיים - תכנית דירה בהנחה" (Discounted Housing Program)
Resource ID: 7c8255d0-49ef-49db-8904-4cf917586031
You: "Profile this dataset so I can understand what fields are available"
→ dataset_profile(resource_id="7c8255d0-49ef-49db-8904-4cf917586031")
Shows: LamasName (city), Subscribers, Winners, PriceForMeter,
LotteryHousingUnits, ProjectName, Neighborhood...
You: "Show me which cities have the most subscribers competing for units"
→ chart_generator(
resource_id="7c8255d0-49ef-49db-8904-4cf917586031",
chart_type="bar",
x_field="LamasName",
y_field="Subscribers",
title="Housing Lottery Subscribers by City"
)
→ Interactive bar chart rendered in MCP Apps UI
You: "Now show the public housing units — map them and show me sizes"
→ dataset_profile(resource_id="c3a68837-9b7a-4ee7-bd92-130678dc8ae3")
Shows: CityLmsName, NumOfRooms (avg 2.4), Floor, TotalArea (21-110 m²)...
→ chart_generator(
resource_id="c3a68837-9b7a-4ee7-bd92-130678dc8ae3",
chart_type="histogram",
x_field="TotalArea",
title="Distribution of Housing Unit Sizes (m²)"
)
→ Most units are 48-57 m², with a long tail up to 110 m²洞察: 像阿什凯隆 (Ashkelon) 和斯代罗特 (Sderot) 这样的城市,每次抽签有 25,000 到 35,000 名申请者——竞争非常激烈。外围较小的城市(乌姆法赫姆、拿撒勒)申请人数要少得多。如果您对地点不挑剔,中签几率会大大提高。
可用工具
核心数据工具
工具 | 描述 |
| 获取 CKAN 版本和站点信息 |
| 列出可用的数据集许可证 |
| 获取所有数据集 ID |
| 使用过滤器和排序搜索数据集 |
| 获取特定数据集的详细元数据 |
| 列出所有组织 |
| 获取特定组织的详细信息 |
| 在数据集中搜索资源 |
| 查询特定资源内的数据 |
| 便捷工具 — 按名称查找数据集并获取其数据 |
可视化工具 (MCP Apps) 📊
这些工具直接在兼容 MCP 的客户端中呈现交互式 UI。
dataset_profile
分析数据集以了解其结构和质量。
检测到的字段:整数、数字、字符串、坐标
统计信息:最小值、最大值、平均值、空值计数、唯一值
输出:带有搜索/过滤功能的交互式数据表
dataset_profile(resource_id="c3a68837-9b7a-4ee7-bd92-130678dc8ae3", sample_size=200)chart_generator
从任何数据集生成交互式图表。
图表类型 | 用例 |
| 数值分布(例如:公寓面积) |
| 比较类别(例如:每个城市的申请人数) |
| 时间趋势(例如:每次抽签的住房单元) |
| 两个数值字段之间的相关性 |
chart_generator(
resource_id="7c8255d0-49ef-49db-8904-4cf917586031",
chart_type="bar",
x_field="LamasName",
y_field="Subscribers",
title="Housing Lottery Subscribers by City",
limit=50
)map_generator
在交互式 Leaflet 地图上绘制地理数据。
map_generator(
resource_id="e873e6a2-66c1-494f-a677-f5e77348edb0",
lat_field="Lat",
lon_field="Long",
limit=500
)有用的资源 ID
以下是一些值得尝试的有趣数据集:
数据集 | 资源 ID | 适用场景 |
✈️ 航班 (טיסות) |
| 按航空公司分类的柱状图 |
🏠 公共住房 (דיור ציבורי) |
| 直方图、概况分析 |
🎰 住房抽签 (דירה בהנחה) |
| 柱状图/折线图 |
🚌 交通站点 (תחנות) |
| 地图(包含经纬度) |
🏫 学校 (מוסדות חינוך) |
| 地图(UTM_X/UTM_Y) |
架构
MCP Apps
可视化工具使用带有 prefab-ui 组件的 FastMCPApp 提供程序:
DataProfile应用 →DataTable、Metric组件Charts应用 →BarChart、LineChart、ScatterChart、HistogramMaps应用 → 带有 Leaflet HTML 的Embed
通过 @app.ui() 注册的工具会自动获取正确的 MCP Apps 元数据,并在兼容的客户端中呈现。
异步 HTTP 层
所有 API 调用均使用 httpx.AsyncClient,并具备:
30 秒超时
针对 5xx 错误的自动重试
连接池
数据安全
来自 CKAN 的数值会被强制转换(处理
"25"→25.0)地图弹出内容经过 HTML 转义以防止 XSS
折线图按 x 轴排序以确保正确渲染
开发
运行测试
pytest tests/ -v # 39 tests
pytest tests/ --cov=datagov_mcp # With coverage代码风格
ruff check . # Lint
ruff format . # Format项目结构
datagov-mcp/
├── datagov_mcp/
│ ├── server.py # Core CKAN tools + provider registration
│ ├── apps.py # FastMCPApp definitions (DataProfile, Charts, Maps)
│ ├── visualization.py # Visualization tools (@app.ui entry points)
│ ├── api.py # CKAN API helper
│ └── client.py # HTTP client
├── tests/ # 39 tests with HTTP mocking
│ ├── test_api.py
│ ├── test_contracts.py
│ ├── test_tools.py
│ └── test_visualization.py
├── screenshots/ # Auto-generated demo screenshots
├── server.py # Entrypoint
└── pyproject.toml贡献
我们欢迎贡献!请参阅 CONTRIBUTING.md 获取指南。
Fork 本仓库
创建功能分支
进行更改并添加测试
提交 Pull Request
故障排除
与 MCP Inspector 的端口冲突
pip install nano-dev-utils
python -c "from nano_dev_utils import release_ports; release_ports.PortsRelease().release_all()"Windows + OneDrive
避免在 OneDrive 同步文件夹中运行安装。请参阅 uv#7906。
导入错误
uv pip install -e ".[dev]"许可证
MIT — 请参阅 LICENSE。
致谢
Available Tools
10 toolsdatastore_searchD
Search a datastore resource.
| Name | Required | Description | Default |
|---|---|---|---|
| resource_id | Yes | ||
| q | No | ||
| distinct | No | ||
| plain | No | ||
| limit | No | ||
| offset | No | ||
| fields | No | ||
| sort | No | ||
| include_total | No | ||
| records_format | No | objects |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
With no annotations provided, the description carries full burden but offers no behavioral information. It doesn't mention whether this is a read-only operation, potential rate limits, authentication requirements, or what the search returns. This leaves the agent with critical gaps in understanding how the tool behaves.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is extremely concise with a single sentence that directly states the tool's action. There's no wasted verbiage or unnecessary elaboration, making it efficiently front-loaded.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
For a complex tool with 10 parameters, 0% schema coverage, no annotations, no output schema, and multiple similar sibling tools, the description is completely inadequate. It doesn't explain what the tool searches, how results are returned, when to use it, or what any parameters mean.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
Schema description coverage is 0%, meaning none of the 10 parameters have descriptions in the schema. The tool description provides no information about any parameters, not even explaining the required 'resource_id' or what the 'q' parameter searches. This fails to compensate for the complete lack of schema documentation.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description 'Search a datastore resource' states the basic action but is vague about what 'datastore resource' means and doesn't distinguish from siblings like 'resource_search' or 'package_search'. It provides minimal differentiation beyond the tool name itself.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
No guidance is provided on when to use this tool versus alternatives like 'resource_search' or 'package_search' in the sibling list. The description offers no context about appropriate use cases or exclusions.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
fetch_dataC
Fetch data from public API based on a dataset name query
| Name | Required | Description | Default |
|---|---|---|---|
| dataset_name | Yes | ||
| limit | No | ||
| offset | No |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
With no annotations provided, the description carries full burden but only states it fetches from a 'public API', missing key behavioral details such as authentication requirements, rate limits, error handling, or whether it's read-only. It doesn't disclose if this is a safe operation or has side effects, leaving significant gaps.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single, efficient sentence that gets straight to the point without unnecessary words. However, it's slightly under-specified given the tool's complexity, as it could benefit from a bit more detail to be fully informative.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
Given no annotations, no output schema, and low schema coverage, the description is incomplete. It doesn't cover parameter meanings, behavioral traits, or return values, making it inadequate for a tool with 3 parameters and public API interactions. More context is needed for effective use.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
Schema description coverage is 0%, so the description must compensate but only mentions 'dataset name query', which loosely maps to 'dataset_name'. It doesn't explain the purpose of 'limit' and 'offset' parameters, their constraints, or how they affect the fetch operation, failing to add meaningful semantics beyond the bare schema.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description states the action ('fetch data') and target ('from public API'), but is vague about what 'data' means and doesn't distinguish from siblings like 'datastore_search' or 'package_search'. It mentions 'dataset name query' which provides some context but lacks specificity about the type of data or API.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
No guidance on when to use this tool versus alternatives like 'datastore_search' or 'package_search' is provided. The description implies usage for fetching data with a dataset name, but doesn't specify prerequisites, exclusions, or comparative contexts with sibling tools.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
license_listB
Get the list of licenses available for datasets on the site.
| Name | Required | Description | Default |
|---|---|---|---|
No parameters | |||
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
With no annotations provided, the description carries the full burden of behavioral disclosure. It states it's a read operation ('Get'), implying non-destructive behavior, but lacks details on permissions, rate limits, or response format. This leaves gaps in understanding how the tool behaves in practice.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single, clear sentence with no wasted words, making it easy to parse and understand quickly. It's appropriately sized for a simple tool with no parameters.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
Given the tool's simplicity (0 parameters, no output schema, no annotations), the description is minimally adequate. It states what the tool does but lacks behavioral details and usage context, making it incomplete for fully informed use without additional inference.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
The tool has 0 parameters with 100% schema description coverage, so no parameter documentation is needed. The description doesn't add param info, but that's acceptable here, earning a baseline score as it doesn't detract from the schema's completeness.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states the action ('Get') and the resource ('list of licenses available for datasets on the site'), making the purpose understandable. However, it doesn't explicitly differentiate from sibling tools like 'package_list' or 'organization_list', which might also list entities, so it misses full sibling distinction.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The description provides no guidance on when to use this tool versus alternatives. It doesn't mention context, prerequisites, or exclusions, leaving the agent to infer usage based on the name alone, which is insufficient for optimal tool selection.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
organization_listB
Get names of all organizations.
| Name | Required | Description | Default |
|---|---|---|---|
No parameters | |||
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
No annotations are provided, so the description carries full burden for behavioral disclosure. While 'Get' implies a read-only operation, it doesn't specify whether this returns all organizations at once (vs. paginated), what format the names are in, or if there are any access restrictions. For a tool with zero annotation coverage, this leaves significant gaps in understanding its behavior.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single, efficient sentence that states exactly what the tool does without any wasted words. It's appropriately sized for a simple listing tool and front-loads the core functionality immediately.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
For a zero-parameter listing tool with no output schema, the description is minimally adequate. It states what the tool returns but doesn't cover format, pagination, or access considerations. Given the simplicity (no parameters, no complex annotations), it meets basic requirements but lacks depth that would help an agent use it effectively.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
The tool has zero parameters with 100% schema description coverage, so the schema already fully documents the lack of inputs. The description adds no parameter information, which is appropriate here since there are no parameters to explain. A baseline of 4 is correct for zero-parameter tools where the schema handles everything.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states the action ('Get') and resource ('names of all organizations'), making the purpose immediately understandable. However, it doesn't differentiate this tool from potential siblings like 'organization_show' or 'datastore_search' that might also retrieve organization data, preventing a perfect score.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The description provides no guidance on when to use this tool versus alternatives. With siblings like 'organization_show' (likely for specific organizations) and 'datastore_search' (potentially for filtered searches), there's no indication of when this broad listing tool is appropriate versus more targeted options.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
organization_showB
Get details of a specific organization.
| Name | Required | Description | Default |
|---|---|---|---|
| id | Yes |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
No annotations are provided, so the description carries full burden for behavioral disclosure. It states this is a read operation ('Get details'), implying it's likely safe and non-destructive, but doesn't address potential authentication needs, rate limits, error conditions, or what 'details' entail (e.g., format, depth). For a tool with zero annotation coverage, this leaves significant gaps.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single, clear sentence with zero wasted words. It's front-loaded with the core action and resource, making it highly efficient and easy to parse.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
Given no annotations, no output schema, and low schema coverage, the description is incomplete. It doesn't explain what 'details' include, potential return formats, error handling, or prerequisites. For a tool that retrieves organizational data, this lacks necessary context for effective use.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
The schema has 1 parameter with 0% description coverage, so the description must compensate. It implies the 'id' parameter is used to specify which organization to retrieve details for, adding semantic meaning beyond the bare schema. However, it doesn't clarify the format or constraints of the 'id' (e.g., numeric, string pattern), leaving some ambiguity.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states the verb ('Get') and resource ('details of a specific organization'), making the purpose immediately understandable. However, it doesn't differentiate this tool from potential siblings like 'organization_list' or 'status_show' that might also retrieve organizational information, which prevents a perfect score.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The description provides no guidance on when to use this tool versus alternatives. With siblings like 'organization_list' (likely listing multiple organizations) and 'status_show' (possibly showing status rather than details), there's no indication of when this specific retrieval is appropriate, leaving usage unclear.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
package_listB
Get a list of all package IDs (datasets).
| Name | Required | Description | Default |
|---|---|---|---|
No parameters | |||
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
No annotations are provided, so the description carries the full burden of behavioral disclosure. It states it 'Get[s] a list', implying a read operation, but doesn't specify if it's paginated, rate-limited, requires permissions, or what the return format is. This leaves significant gaps for an agent to understand how to handle the tool effectively.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single, clear sentence that directly states the tool's function without any wasted words. It's front-loaded with the key action and resource, making it highly efficient and easy to parse.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
Given the lack of annotations and output schema, the description is incomplete for a tool that likely returns a list of IDs. It doesn't explain the return format (e.g., JSON array, pagination), any limitations (e.g., max results), or error handling. For a read operation with no structured support, more context is needed to ensure reliable use.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
The input schema has 0 parameters with 100% coverage, so no parameter documentation is needed. The description appropriately doesn't add parameter details, and the baseline for this scenario is 4, as it avoids redundancy and focuses on the tool's purpose without unnecessary elaboration.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states the verb ('Get') and resource ('list of all package IDs (datasets)'), making the purpose immediately understandable. However, it doesn't explicitly differentiate this from sibling tools like 'package_search' or 'package_show', which would require more specific scope or usage context.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The description provides no guidance on when to use this tool versus alternatives like 'package_search' or 'package_show'. It lacks context about prerequisites, such as whether authentication is needed, or any exclusions or limitations in its usage.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
package_searchC
Find packages (datasets) matching query terms.
| Name | Required | Description | Default |
|---|---|---|---|
| q | No | ||
| fq | No | ||
| sort | No | ||
| rows | No | ||
| start | No | ||
| include_private | No |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
No annotations are provided, so the description carries the full burden of behavioral disclosure. It mentions 'matching query terms,' implying a search operation, but doesn't disclose key traits like whether it's read-only, requires authentication, has rate limits, or what the output format is. For a search tool with 6 parameters and no annotations, this is a significant gap in transparency.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is extremely concise with a single sentence: 'Find packages (datasets) matching query terms.' It's front-loaded and wastes no words, making it easy to parse quickly. Every word contributes to the core purpose, earning its place efficiently.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
Given the complexity (6 parameters, no annotations, no output schema), the description is incomplete. It doesn't explain the search behavior, result format, or how parameters interact, leaving the agent with insufficient context to use the tool effectively. For a search tool with multiple parameters, more detail is needed to be complete.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
The schema description coverage is 0%, meaning none of the 6 parameters have descriptions in the schema. The tool description only mentions 'query terms,' which loosely relates to the 'q' parameter but doesn't explain the purpose of other parameters like 'fq', 'sort', 'rows', 'start', or 'include_private'. It adds minimal value beyond the schema, failing to compensate for the low coverage.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description states the tool's purpose as 'Find packages (datasets) matching query terms,' which includes a verb ('Find') and resource ('packages/datasets'), making it clear what the tool does. However, it doesn't differentiate from siblings like 'package_list' or 'resource_search,' leaving ambiguity about when to use this versus other search/list tools. The purpose is clear but lacks sibling distinction.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The description provides no guidance on when to use this tool versus alternatives. With siblings like 'package_list' (likely lists all packages) and 'resource_search' (likely searches resources within packages), there's no indication of this tool's specific context, such as whether it's for general package searches or has unique filtering capabilities. No explicit when/when-not instructions are given.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
package_showC
Get metadata about one specific package (dataset).
| Name | Required | Description | Default |
|---|---|---|---|
| id | Yes |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
With no annotations provided, the description carries the full burden of behavioral disclosure. It states this is a read operation ('Get metadata'), which implies it's non-destructive, but doesn't mention authentication needs, rate limits, error conditions, or what metadata is returned. For a tool with zero annotation coverage, this leaves significant gaps in understanding its behavior.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single, efficient sentence that front-loads the key information ('Get metadata about one specific package'). There is no wasted verbiage, making it easy to parse quickly.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
For a tool with no annotations, no output schema, and low schema description coverage, the description is incomplete. It doesn't cover what metadata is returned, error handling, or usage context relative to siblings. Given the complexity of interacting with packages/datasets, more detail would help an agent use this tool effectively.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
The description implies a single parameter (the package ID) by mentioning 'one specific package', but doesn't explain what format the ID should be (e.g., string, numeric) or where to find it. With 0% schema description coverage, the schema only documents the parameter name and type, so the description adds minimal value beyond what's already in the structured data.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states the action ('Get metadata') and target resource ('one specific package (dataset)'), making the purpose immediately understandable. However, it doesn't differentiate this tool from sibling tools like 'package_list' or 'package_search', which likely retrieve multiple packages or search across packages rather than a single specific one.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
The description provides no guidance on when to use this tool versus alternatives like 'package_list' (for listing multiple packages) or 'package_search' (for searching packages). It mentions 'one specific package' but doesn't clarify prerequisites (e.g., needing a package ID) or exclusions (e.g., not for bulk operations).
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
resource_searchC
Find resources based on their field values.
| Name | Required | Description | Default |
|---|---|---|---|
| query | No | ||
| order_by | No | ||
| offset | No | ||
| limit | No |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
With no annotations provided, the description carries full burden for behavioral disclosure. While 'Find' implies a read-only operation, it doesn't specify authentication requirements, rate limits, pagination behavior (beyond what parameters suggest), error conditions, or what constitutes a 'resource' in this system. The description provides minimal behavioral context for a search operation.
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is extremely concise - a single sentence that directly states the tool's purpose. There's no wasted language or unnecessary elaboration, making it front-loaded and efficient despite its content limitations.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
For a search tool with 4 parameters, 0% schema coverage, no annotations, and no output schema, the description is inadequate. It doesn't explain what 'resources' are, how results are returned, what fields can be searched, or provide any context about the search domain. The agent would struggle to use this tool effectively based on the provided information.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
With 0% schema description coverage for all 4 parameters, the description provides no additional semantic information about what 'query', 'order_by', 'offset', or 'limit' mean in this context. It doesn't explain query syntax, valid ordering fields, or how pagination works. The description fails to compensate for the complete lack of parameter documentation in the schema.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description 'Find resources based on their field values' states a general purpose (searching resources) but lacks specificity about what 'resources' refers to in this context. It doesn't distinguish this tool from sibling tools like 'datastore_search', 'package_search', or 'fetch_data', leaving ambiguity about what type of resources are being searched.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
No guidance is provided about when to use this tool versus alternatives like 'datastore_search' or 'package_search'. The description doesn't mention any prerequisites, constraints, or appropriate contexts for using this search tool, leaving the agent to guess based on tool names alone.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
status_showA
Get the CKAN version and a list of installed extensions.
| Name | Required | Description | Default |
|---|---|---|---|
No parameters | |||
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
With no annotations provided, the description carries the full burden of behavioral disclosure. It states what is returned but doesn't mention performance characteristics, error conditions, authentication requirements, or whether this is a read-only operation (though implied by 'Get').
Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.
Is the description appropriately sized, front-loaded, and free of redundancy?
The description is a single, efficient sentence that directly states the tool's function without any fluff. It's front-loaded with the core action and resources, making it immediately understandable.
Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.
Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?
For a zero-parameter read operation with no output schema, the description adequately covers what the tool returns. However, without annotations or output schema, it lacks details about response format, error handling, or system dependencies that would be helpful for an agent.
Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.
Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?
The tool has zero parameters with 100% schema coverage, so the schema already fully documents the lack of inputs. The description appropriately doesn't add parameter information, maintaining focus on the tool's purpose without unnecessary detail.
Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.
Does the description clearly state what the tool does and how it differs from similar tools?
The description clearly states the specific action ('Get') and the resources returned ('CKAN version and a list of installed extensions'). It distinguishes itself from siblings like 'package_list' or 'organization_list' by focusing on system metadata rather than data content.
Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.
Does the description explain when to use this tool, when not to, or what alternatives exist?
No guidance is provided on when to use this tool versus alternatives. While the purpose is clear, there's no mention of use cases, prerequisites, or how it differs from other system-related tools (none listed in siblings).
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
Tool Schema Changelog
Recent tool additions, removals, and schema changes observed during successful MCP inspections.
10 tool updates
- First observed
datastore_search - First observed
fetch_data - First observed
license_list - First observed
organization_list - First observed
organization_show - First observed
package_list - First observed
package_search - First observed
package_show - First observed
resource_search - First observed
status_show
TDQS
Scored across 10 tools
Most tools have distinct purposes, such as searching datastores vs. fetching data from APIs, but 'datastore_search' and 'resource_search' could be confused as both involve searching within datasets. The descriptions help clarify, but some overlap exists.
Tools follow a consistent snake_case pattern with clear verb_noun structures like 'package_search' and 'organization_show', but 'fetch_data' deviates slightly with a less specific verb. Overall, the naming is predictable and readable.
With 10 tools, the server is well-scoped for interacting with a data catalog, covering operations like listing, searching, and showing details for datasets, organizations, and resources. Each tool earns its place without being overwhelming.
The toolset provides good coverage for browsing and querying a CKAN-based data catalog, including CRUD-like operations for packages and organizations. Minor gaps exist, such as no tools for creating or updating datasets, but agents can work around this for read-only access.
Maintenance
Related MCP Connectors
data.gov.il MCP — Israel national open-data portal (CKAN API).
Israel Government Procurement MCP — public tenders & exemption contracts (keyless).
Israel Central Bureau of Statistics (CBS / הלשכה המרכזית לסטטיסטיקה) MCP.
dati.gov.it MCP — Italy's national open-data portal (CKAN API).
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