com.test-well/testwell
TestWell Lab Tests
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alive probed 2026-10-11 · HTTP 200
18tools
7.1ktokens in Claude Opus 5.5
7.3ktokens in Claude Code
3.6 %of a 200k context window
4.0ko200k_base estimate
1.3 sto initialize
115 msto list tools
- Endpoint
- https://www.test-well.com/mcp (streamable-http)
- Host
- www.test-well.com
- Protocol
- 2025-11-25
- Reports itself as
- testwell 1.2.0
- Capabilities
- prompts, resources, tools
- Instructions
- 636 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-11. Counted again when the tool definitions change. Method.
- Website
- https://www.test-well.com/developers
- Registry
- active, updated 2026-09-06 · registry entry
- Reachable
- 7 of the last 7 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| complete_checkout | 491 | 12 % |
| create_checkout | 372 | 9 % |
| search_tests | 285 | 7 % |
| interpret_results | 284 | 7 % |
| update_checkout | 282 | 7 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-11 10:18 | alive | 2.6 s | 18 | 7.1k | 4.0k |
| 2026-10-05 13:45 | alive | 1.3 s | 18 | 7.0k | 3.9k |
| 2026-10-05 00:21 | alive | 417 ms | 18 | 3.9k | |
| 2026-10-04 09:58 | alive | 1.9 s | 18 | 3.9k | |
| 2026-10-04 07:52 | alive | 1.5 s | 18 | 3.9k | |
| 2026-10-03 20:32 | alive | 1.4 s | 18 | 3.9k | |
| 2026-10-03 17:49 | alive | 1.0 s | 18 | 3.9k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/com.test-well/testwell)
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.