mcpcost

com.aibenchmarkindex/directory

AI Benchmark Index

Is the AI Benchmark Index MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-13.

Search 264 AI benchmarks by category, with data sources and licences for each.

alive probed 2026-11-14 · unchanged since 2026-11-13 · HTTP 200

11tools
1.8ktokens in Claude Opus 5.5
0.9 %of Claude's 200k window
0.7×the median server
269 msto initialize
311 msto list tools
Endpoint
https://aibenchmarkindex.com/mcp (streamable-http)
Host
aibenchmarkindex.com
Protocol
2025-06-18
Reports itself as
aibenchmarkindex 1
Capabilities
tools
Instructions
790 characters
Of a 1M window
0.2 % of a 1M context window
Count
1.8k tokens in Claude Opus 5.5, exact, measured 2026-11-05. With the Claude Code prefix mcp__…__ on each tool name: 1.9k. The o200k_base estimate is 1.0k. Counted again when the tool definitions change. Method.
Repository
https://github.com/pooriaarab/benchmark-core
Website
https://aibenchmarkindex.com
Registry
active, updated 2026-10-16 · registry entry
Changes
4 recorded, reachable in 4 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, 1.76×.

Tool≈ Claude tokenso200k estimateShare of this server
search_listings69239439 %
get_course169969 %
list_courses162929 %
list_products155889 %
get_product151868 %

Compare this server with others.

More servers

Servers that mention directory.

History

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

ProbedResultInitToolsClaudeo200k
2026-11-06 11:02alive530 ms111.8k1.0k
2026-11-05 11:06alive1.8 s111.8k1.0k
2026-11-02 11:19alive804 ms91.4k829
2026-10-16 08:41alive269 ms61.1k621

Badge for the README

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.

For the publisher

Fixed something? Probe it now, with the same steps as the daily run. This page updates with the next daily run.