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Cloudflare Workers Observability MCP

Cloudflare

Streamable HTTP3 documented tools17

About Cloudflare Workers Observability MCP

Legacy Cloudflare Workers Observability MCP queried Worker telemetry, discovered available data keys, and explored values. Cloudflare marks this dedicated server deprecated and directs users to the Cloudflare API MCP at https://mcp.cloudflare.com/mcp.

What you can use it for

  • Query Worker telemetry and discover available log fields and values.
Connection and setup
Hosting
Vendor-hosted remote MCP
Transport
Streamable HTTP
Endpoint
https://observability.mcp.cloudflare.com/mcp
Authentication
Dedicated endpoint https://observability.mcp.cloudflare.com/mcp. Deprecated; use the general Cloudflare API MCP for current deployments.

Requirements

  • Cloudflare account with access to relevant Workers observability data
  • MCP client supporting remote Streamable HTTP and OAuth

Setup steps

  1. Add https://observability.mcp.cloudflare.com/mcp as a remote Streamable HTTP MCP server.
  2. Complete the Cloudflare OAuth flow in the browser and grant only needed account permissions.
  3. Reload the MCP client if needed.
  4. Verify with a read-only query such as available observation keys or a worker log/metric query.
Tools 3

The three stored identifiers cover Workers observability query execution, available dataset keys and values for a key. Product-specific server; Cloudflare account authorization and configured Workers Logs data govern results.

  • query_worker_observability

    Cloudflare Workers Observability MCP Server documented operation: query_worker_observability.

    01
  • observability_keys

    Cloudflare Workers Observability MCP Server documented operation: observability_keys.

    02
  • observability_values

    Cloudflare Workers Observability MCP Server documented operation: observability_values.

    03
Limitations and notes
  • Deprecated. A 2026 repository issue reports the query tool can reject some valid event types; check current general Cloudflare MCP documentation.
Original sources
  • official tool reference

    Cloudflare documentation confirms the observability query, dataset-key and value lookup capability; the maintainer package lists the three stored tool identifiers for its product-specific server.

  • official documentation or source

    Cloudflare documentation confirms the observability query, dataset-key and value lookup capability; the maintainer package lists the three stored tool identifiers for its product-specific server.

Documentation checked 2026-10-28T12:55:35.000Z. Connection has not been runtime tested.

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