mcpcost

dev.workers.quietworklabs.robots-check/robots-check

Robots.txt & AI Crawler Checker

Is the Robots.txt & AI Crawler Checker MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-26.

robots.txt tester (RFC 9309), AI crawler access (GPTBot, ClaudeBot...) and sitemap check.

alive probed 2026-11-15 · unchanged since 2026-10-26 · HTTP 200

3tools
919tokens in Claude
0.5 %of Claude's 200k window
0.4×the median server
372 msto initialize
214 msto list tools
Endpoint
https://robots-check.quietworklabs.workers.dev/mcp (streamable-http)
Host
robots-check.quietworklabs.workers.dev
Protocol
2025-11-25
Reports itself as
dev.workers.quietworklabs.robots-check/robots-check 1.0.0
Capabilities
tools
Instructions
801 characters
Of a 1M window
<0.1 % of a 1M context window
Count
919 tokens in Claude, exact, measured 2026-10-25. With the Claude Code prefix mcp__…__ on each tool name: 946. The o200k_base estimate is 547. Counted again when the tool definitions change. Method.
Website
https://robots-check.quietworklabs.workers.dev/
Registry
active, updated 2026-10-18 · 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, 1.68×.

Tool≈ Claude tokenso200k estimateShare of this server
robots_check33620037 %
ai_crawler_access31618834 %
sitemap_check26715929 %

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Servers that mention robots.

History

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

ProbedResultInitToolsClaudeo200k
2026-10-25 20:51alive246 ms3919547
2026-10-18 08:37alive372 ms3547

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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.

For the publisher

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