Schema | grok-web-search-mcp

grok-web-search-mcp

Describes the environment variables required to run the server.

Name	Required	Description	Default
`GROK_MODEL`	No	Model name. Also accepts XAI_MODEL.	grok-4.5
`GROK_API_KEY`	Yes	Your xAI API key. Also accepts XAI_API_KEY or GROK_WEB_SEARCH_API_KEY.
`GROK_TIMEOUT`	No	Request timeout in seconds.	120
`GROK_BASE_URL`	No	Base URL for the xAI API. Also accepts XAI_BASE_URL or GROK_WEB_SEARCH_BASE_URL.	https://api.x.ai/v1
`GROK_REASONING_EFFORT`	No	Default thinking length for reasoning models: low, medium, high. Also accepts XAI_REASONING_EFFORT.	high
`GROK_ENABLE_IMAGE_UNDERSTANDING`	No	Analyze images on browsed pages and X posts.	true

Features and capabilities supported by this server

Capability	Details
`tools`	{ "listChanged": true }
`logging`	{}
`prompts`	{ "listChanged": false }
`resources`	{ "subscribe": false, "listChanged": false }
`extensions`	{ "io.modelcontextprotocol/ui": {} }
`experimental`	{}

Functions exposed to the LLM to take actions

Name	Description
web_searchA	Live web and X search via Grok. Returns ok, text (answer), citations (URL list). Optional images: public URL, data:image/...;base64,..., or local file path (max 5) to ask about a picture while searching. Supports web domain filters, X handle/date filters, and reasoning_effort (low/medium/high). Image understanding applies to browsed pages and X posts; video understanding applies to X posts only.

Interactive templates invoked by user choice

Name	Description
No prompts

Contextual data attached and managed by the client

Name	Description
No resources

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