io.github.NathanYoshua/defaultbench
DefaultBench
Search transparent sponsored listings for agents, APIs, tools, and MCP servers.
alive probed 2026-10-05 · HTTP 200
13tools
4.5ktokens in Claude Opus 5.5
4.6ktokens in Claude Code
2.2 %of a 200k context window
2.7ko200k_base estimate
790 msto initialize
67 msto list tools
- Endpoint
- https://defaultbench.com/mcp (streamable-http)
- Host
- defaultbench.com
- Protocol
- 2025-11-25
- Reports itself as
- defaultbench 1.1.0
- Capabilities
- resources, tools
- Instructions
- 712 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/NathanYoshua/defaultbench-discovery
- Website
- https://defaultbench.com/
- Registry
- active, updated 2026-09-02 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| get_seller_analytics | 620 | 23 % |
| complete_seller_analytics_challenge | 307 | 11 % |
| search_agents | 248 | 9 % |
| get_evidence_history | 220 | 8 % |
| compare_resources | 206 | 8 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-05 14:23 | alive | 790 ms | 13 | 4.5k | 2.7k |
| 2026-10-05 00:30 | alive | 349 ms | 13 | 2.7k | |
| 2026-10-04 10:02 | alive | 1.6 s | 13 | 2.7k | |
| 2026-10-04 07:56 | alive | 1.3 s | 13 | 2.7k | |
| 2026-10-03 20:36 | alive | 1.1 s | 13 | 2.7k | |
| 2026-10-03 17:52 | alive | 595 ms | 13 | 2.7k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.NathanYoshua/defaultbench)
An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.