mcpcost

org.agent-commons/agent-commons

Agent Commons

Is the Agent Commons MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-09.

Verified playbooks for websites: check before your agent browses, report how it went after.

alive probed 2026-11-14 · unchanged since 2026-11-09 · HTTP 200

4tools
2.2ktokens in Claude Opus 5.5
1.1 %of Claude's 200k window
0.9×the median server
715 msto initialize
971 msto list tools
Endpoint
https://mcp.agent-commons.org/mcp (streamable-http)
Host
mcp.agent-commons.org
Protocol
2025-11-25
Reports itself as
agent-commons 0.1.0
Capabilities
tools
Instructions
none
Of a 1M window
0.2 % of a 1M context window
Count
2.2k tokens in Claude Opus 5.5, exact, measured 2026-11-09. With the Claude Code prefix mcp__…__ on each tool name: 2.2k. The o200k_base estimate is 1.4k. Counted again when the tool definitions change. Method.
Website
https://agent-commons.org/install
Registry
active, updated 2026-11-09 · registry entry

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.58×.

Tool≈ Claude tokenso200k estimateShare of this server
get_playbook64540830 %
submit_trace60838528 %
list_tasks52933524 %
get_site_map37924018 %

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mcpcost: alive

The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.

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Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.

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