coincap-mcp
Coincap MCP
这个服务器是做什么的?
允许您从 Coincap 的公共 API 查询加密信息 - 无需 API 密钥或注册
Related MCP server: CoinCap MCP Server
🚀 快速入门
首先,将此配置添加到您的 Claude Desktop 配置文件中:
MacOS : ~/Library/Application\ Support/Claude/claude_desktop_config.json
Windows : %APPDATA%/Claude/claude_desktop_config.json
{
"mcpServers": {
"mongodb": {
"command": "npx",
"args": ["coincap-mcp"]
}
}
}通过 Smithery 安装
要通过Smithery自动为 Claude Desktop 安装 Coincap:
npx -y @smithery/cli install coincap-mcp --client claude先决条件
Node.js 18+
NPX
然后,启动 Claude Desktop,您就可以开始了!
示例提示
比特币的价格是多少?
有哪些可用的加密资产?
以太坊的市值是多少?
工具
比特币价格工具
获取比特币的价格,这是一个原始 API 调用工具的简单示例
获取加密货币价格工具
获取 CoinCap API 上任何加密货币的价格。这是一个获取工具调用强制参数数据的良好示例。
列出资产
获取 Coincap API 中可用的所有加密资产列表
开发-本地构建
要在本地构建它:
在 MacOS 上: ~/Library/Application Support/Claude/claude_desktop_config.json在 Windows 上: %APPDATA%/Claude/claude_desktop_config.json
{
"mcpServers": {
"coincap-mcp": {
"command": "/path/to/coincap-mcp/build/index.js"
}
}
}发展
安装依赖项:
npm install构建服务器:
npm run build对于使用自动重建的开发:
npm run watch📜 许可证
该项目根据 MIT 许可证获得许可 - 有关详细信息,请参阅LICENSE文件。
Available Tools
3 toolsbitcoin_priceB
Get realtime bitcoin price
| 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 full burden for behavioral disclosure. While 'Get realtime bitcoin price' implies a read-only operation, it doesn't specify data source, update frequency, rate limits, authentication requirements, or error conditions. The description is minimal and lacks important behavioral context.
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 at just three words, front-loaded with the core functionality. Every word earns its place: 'Get' specifies the action, 'realtime' provides important temporal context, and 'bitcoin price' identifies the resource.
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 simple price lookup tool with no parameters and no output schema, the description is minimally adequate. However, without annotations and with sibling tools that might overlap in functionality, more context about what makes this tool distinct would be beneficial. The description doesn't specify return format, currency, or data source.
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 the baseline is 4. The description appropriately doesn't discuss parameters since none exist, and the empty input schema is correctly documented.
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 tool's purpose with a specific verb ('Get') and resource ('bitcoin price'), and includes the qualifier 'realtime' which distinguishes it from historical or aggregated price tools. However, it doesn't explicitly differentiate from sibling tools like 'get_crypto_price' which might also provide bitcoin prices.
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 'get_crypto_price' or 'list_assets'. It doesn't mention any prerequisites, limitations, or specific contexts where this tool is preferred over siblings.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
get_crypto_priceC
Get realtime crypto price on crypto
| Name | Required | Description | Default |
|---|---|---|---|
| name | No | Name of the crypto coin |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
No annotations are provided, so the description carries full burden. It mentions 'realtime' which hints at freshness, but doesn't disclose behavioral traits like rate limits, data sources, error handling, or what 'realtime' means operationally. It's minimal for a tool with no annotation coverage.
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, short sentence that's front-loaded with the core purpose. However, it's slightly redundant ('on crypto') and could be more polished, but it earns 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 no annotations and no output schema, the description is incomplete. It doesn't explain return values, error cases, or operational constraints. For a tool fetching real-time data, more context on behavior and output is needed.
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 100%, with the parameter 'name' documented as 'Name of the crypto coin'. The description adds no additional meaning beyond this, such as format examples or valid coin names. Baseline 3 is appropriate since the schema does the heavy lifting.
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 'Get realtime crypto price on crypto' which identifies the verb ('get') and resource ('crypto price'), but it's vague about scope and duplicates 'crypto' awkwardly. It doesn't clearly differentiate from sibling tools like 'bitcoin_price' or 'list_assets'.
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 'bitcoin_price' (specific to Bitcoin) or 'list_assets' (which might list multiple assets). The description implies real-time pricing but doesn't specify contexts or exclusions.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
list_assetsB
Get all available crypto assets
| 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 'Get all available crypto assets' but doesn't explain what 'available' means (e.g., supported by the API, currently tradable), whether it's a read-only operation, if there are rate limits, or what the response format looks like. This leaves significant gaps for a tool with zero annotation coverage.
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 with no wasted words. It's appropriately sized for a simple tool and front-loads the key information directly.
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 minimal. It states what the tool does but lacks context on usage versus siblings, behavioral details like response format or constraints, and doesn't leverage the opportunity to provide more guidance. For a tool in a server with sibling tools, this is inadequate.
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, and the schema description coverage is 100%, so there are no parameters to document. The description doesn't need to add parameter semantics, and a baseline score of 4 is appropriate for a parameterless tool where the schema fully covers the input structure.
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 ('all available crypto assets'), providing a specific purpose. However, it doesn't differentiate from sibling tools like 'bitcoin_price' or 'get_crypto_price' which appear to be more specific price-fetching tools, so it doesn't fully distinguish from alternatives.
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 the sibling tools ('bitcoin_price' and 'get_crypto_price'). It doesn't specify if this is for listing assets versus getting prices, or any prerequisites or exclusions for usage.
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. Dates show when Glama detected each change.
3 tool updates
v1.0.0- Added
bitcoin_price - Added
get_crypto_price - Added
list_assets
TDQS
Two tools (bitcoin_price and get_crypto_price) have overlapping purposes, both focused on fetching crypto prices, which creates ambiguity. The descriptions do not clearly differentiate them, making it likely an agent could misselect between them. The third tool (list_assets) is distinct, but the overlap between the first two significantly reduces clarity.
The naming is mixed, with two tools using a verb_noun pattern (get_crypto_price, list_assets) and one using a noun_verb pattern (bitcoin_price). While readable, this inconsistency in verb placement and specificity (bitcoin vs. crypto) deviates from a predictable convention. The patterns are not chaotic but lack uniformity.
With 3 tools, the count is borderline thin for a crypto data server, as it may lack comprehensive coverage for common operations like historical data or multiple asset queries. However, it is reasonable for a minimal or focused scope, though it feels slightly under-scoped for typical crypto API use cases.
The tool set has significant gaps for a crypto data domain, such as missing operations for historical price data, market cap info, volume, or specific asset details beyond listing. The overlap in price tools does not add functionality, and agents may struggle with incomplete workflows like tracking trends or comparing assets over time.
Maintenance
Resources
Unclaimed servers have limited discoverability.
Looking for Admin?
If you are the server author, to access and configure the admin panel.
Related MCP Connectors
Live and historical cryptocurrency prices via CoinGecko free API.
Free, keyless live cryptocurrency prices, market cap, and 24h change via CoinGecko.
CoinGecko-backed live prices, market caps, DeFi metrics — no per-user API key needed.
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- AlicenseNot gradedqualityDmaintenanceProvides comprehensive cryptocurrency analysis using the CoinCap API, offering real-time price data, market analysis across exchanges, and historical price trends for any cryptocurrency.385MIT
- FlicenseAqualityDmaintenanceProvides access to cryptocurrency market data through the CoinCap API v3, enabling users to retrieve real-time prices, exchange rates, market information, and detailed data for various cryptocurrencies.5-
- FlicenseCqualityCmaintenanceProvides access to CoinCap's cryptocurrency market data and technical analysis tools via MCP, supporting assets, exchanges, markets, and more.38317-
- AlicenseNot gradedqualityDmaintenanceProvides real-time cryptocurrency data from CoinGecko, including prices, market data, historical data, and coin search.11MIT
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