Schema | Crawl4AI Complete MCP

Crawl4AI Complete MCP

Describes the environment variables required to run the server.

Name	Required	Description
`CRAWL4AI_API_TOKEN`	No	Optional application token for MCP host authentication. Only configure if your MCP host requires an application token; it is not printed or returned.
`CRAWL4AI_HOOKS_ENABLED`	No	Set to 'true' to enable declarative hooks. Disabled by default unless this is set to true.
`CRAWL4AI_MCP_HTTP_PORT`	No	Host port for the HTTP MCP server when using the separated native/Redis/HTTP topology. Choose an unused port instead of assuming 8000.

Features and capabilities supported by this server

Capability	Details
`tools`	{ "listChanged": false }
`prompts`	{ "listChanged": false }
`resources`	{ "subscribe": false, "listChanged": false }
`experimental`	{}

Functions exposed to the LLM to take actions

Name	Description
crawlC	Crawl one or more URLs with validated Crawl4AI BrowserConfig and CrawlerRunConfig fields.
crawl_streamB	Crawl multiple URLs; returns the completed result sequence (stdio-safe streaming equivalent).
mdC	Fetch Markdown and fit Markdown for a URL.
htmlB	Fetch rendered HTML for a URL.
screenshotB	Capture a screenshot using Crawl4AI's browser runtime.
pdfC	Render a URL as PDF using Crawl4AI.
execute_jsA	Execute bounded page JavaScript through Crawl4AI; arbitrary Python/shell is never accepted.
extractC	Use a named pinned extraction strategy: css, xpath, json_css, json_xpath, regex, cosine, or llm.
capability_inventoryA	Return pinned runtime capability and the authenticated native-server bridge status; unsupported operations are not safely emulated.
native_api_operationC	Call one explicit, authenticated, allow-listed native-server operation; never an arbitrary HTTP proxy.
crawl_job_submitC	Submit a Crawl4AI Redis-backed crawl job through the configured native server.
llm_job_submitC	Submit a Crawl4AI LLM extraction job through the configured native server.
job_statusA	Poll a Crawl4AI crawl or LLM job by its opaque task ID.
artifact_infoC	Retrieve a bounded Crawl4AI artefact by its opaque hexadecimal ID.
monitoringC	Read native Crawl4AI monitoring data or explicitly confirm an administrative control.

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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