mcpcost

io.github.tadas-github/a2asearch-mcp

a2asearch

Is the io.github.tadas-github/a2asearch-mcp MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-26.

Search 10,000+ AI agents, MCP servers, and CLI tools via A2ASearch from any MCP client.

alive probed 2026-11-14 · unchanged since 2026-10-26

3tools
667tokens in Claude Opus 5.5
0.3 %of Claude's 200k window
0.3×the median server
368 msto initialize
7 msto list tools
Run it
npx -y a2asearch-mcp@1.1.5 (stdio, probed in a container with the network off)
Host
npmjs.com
Reports itself as
a2asearch 1.0.0
Capabilities
tools
Instructions
none
Of a 1M window
<0.1 % of a 1M context window
Count
667 tokens in Claude Opus 5.5, exact, measured 2026-10-26. With the Claude Code prefix mcp__…__ on each tool name: 709. The o200k_base estimate is 385. Counted again when the tool definitions change. Method.
Repository
https://github.com/tadas-github/a2asearch-mcp
Registry
active, updated 2026-03-26 · registry entry
Changes
2 recorded, reachable in 2 of them. A row is added when the result, the tool count or the cost changes.

Most expensive tools

The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.73×.

Tool≈ Claude tokenso200k estimateShare of this server
search_agents26515340 %
list_agents25114538 %
get_agent1518723 %

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History

We add a row when the result changes. A server with no change keeps its last row.

ProbedResultInitToolsClaudeo200k
2026-10-26 07:06alive391 ms3667385
2026-10-19 06:55alive368 ms3385

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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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A mail when this server changes

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

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