MCP Web Tools Server
Enables web search functionality using DuckDuckGo's HTML interface without requiring an API key, returning search results with titles and URLs.
Provides web search capabilities through SerpAPI's Google search integration when an API key is configured, returning search results with titles and URLs.
Click on "Deploy Server".
Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state.
In the chat, type
@followed by the MCP server name and your instructions, e.g., "@MCP Web Tools Serversearch for latest AI developments"
That's it! The server will respond to your query, and you can continue using it as needed.
Here is a step-by-step guide with screenshots.
MCP Web Tools Server (Node.js)
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MCP (Model Context Protocol) server for LM Studio that provides tools for internet connectivity:
search_web: searches the web and returns titles and URLs
fetch_url: performs HTTP GET and returns content-type and body (limited)
extract_readable: extracts the main readable content from a page
Requirements
Node.js 18+
Installation
npm installExecution (stdio mode)
npm startThe server uses stdio (required for integration with LM Studio via MCP).
Environment variables (optional)
SERPAPI_KEY: if provided, thesearch_webtool will use SerpAPI (Google). Otherwise, leave the field empty to use DuckDuckGo (HTML) without a key.
LM Studio Configuration
Add a custom MCP server pointing to this project's command. In LM Studio, go to Program → Install → Edit mcp.json, and paste the json below:
{
"mcpServers": {
"mcp-web-tools-server": {
"command": "npm",
"args": [
"run",
"start",
"--silent"
],
"cwd": "C:/mcp-web-tools",
"env": {
"SERPAPI_KEY": ""
}
}
}
}In "cwd" put the project Path
Available tools
search_web:input:
{ "query": string, "limit?": number (1..10) }output: text with numbered list (title and URL)
fetch_url:input:
{ "url": string, "maxBytes?": number (up to 8MB) }output: two text blocks: metadata (contentType/bytes) and truncated body
extract_readable:input:
{ "url": string }output: text with title, byline, summary and main content
Getting Started
Clone the repository:
git clone https://github.com/JoaoPedroLanca/mcp-web-tools.git
cd mcp-web-tools
npm install
npm startNotes
Very large responses are truncated (16MB by default) to avoid exceeding client limits.
search_webwithout a key uses DuckDuckGo HTML; results may vary and are subject to site changes.
Available Tools
3 toolsextract_readableD
| Name | Required | Description | Default |
|---|---|---|---|
| url | Yes |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
Tool has no description.
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?
Tool has no description.
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?
Tool has no description.
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?
Tool has no description.
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?
Tool has no description.
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?
Tool has no description.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
fetch_urlD
| Name | Required | Description | Default |
|---|---|---|---|
| url | Yes | ||
| maxBytes | No |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
Tool has no description.
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?
Tool has no description.
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?
Tool has no description.
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?
Tool has no description.
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?
Tool has no description.
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?
Tool has no description.
Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.
search_webD
| Name | Required | Description | Default |
|---|---|---|---|
| query | Yes | ||
| limit | No |
TDQS
Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?
Tool has no description.
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?
Tool has no description.
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?
Tool has no description.
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?
Tool has no description.
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?
Tool has no description.
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?
Tool has no description.
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.
3 tool updates
v1.0.0- Changed
extract_readable2 fields changed- added
Input schema / $schemaAdded value: +"http://json-schema.org/draft-07/schema#" - added
Input schema / additionalPropertiesAdded value: +false
- Changed
fetch_url2 fields changed- added
Input schema / $schemaAdded value: +"http://json-schema.org/draft-07/schema#" - added
Input schema / additionalPropertiesAdded value: +false
- Changed
search_web2 fields changed- added
Input schema / $schemaAdded value: +"http://json-schema.org/draft-07/schema#" - added
Input schema / additionalPropertiesAdded value: +false
3 tool updates
- First observed
extract_readable - First observed
fetch_url - First observed
search_web
TDQS
Scored across 3 tools
The tools have distinct primary actions (extract, fetch, search), but without descriptions, their exact scopes and potential overlaps are unclear. An agent might confuse when to use fetch_url versus search_web if both involve web retrieval, but the verb differences provide some guidance.
All tool names follow a consistent verb_noun pattern with snake_case (extract_readable, fetch_url, search_web), making them predictable and readable. There are no deviations in naming style across the set.
With only 3 tools, the set feels thin for a 'Web Tools Server', suggesting it might lack coverage for common web operations like parsing or interacting with content. However, the count is not extreme and could be appropriate if these are core utilities.
Inferred domain is web-related utilities, but the surface is severely incomplete: missing obvious tools for actions like parsing HTML, handling cookies, or managing sessions. The three tools provide basic fetch, extract, and search functions, but leave significant gaps for comprehensive web tooling.
Maintenance
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