app.nothingbutalpha/backtest-auditor
Backtest Auditor
Is the Backtest Auditor MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-27.
Automated red-team checks for trading backtests: lookahead lint, Deflated Sharpe, costs. Local.
alive probed 2026-11-14 · unchanged since 2026-10-27
- Run it
- uvx backtest-auditor@0.7.0 (stdio, probed in a container with the network off)
- Host
- pypi.org
- Reports itself as
- nba-auditor 0.7.0
- Capabilities
- prompts, resources, tools
- Instructions
- 1 764 characters
- Of a 1M window
- 0.4 % of a 1M context window
- Count
- 4.3k tokens in Claude Opus 5.5, exact, measured 2026-10-27. With the Claude Code prefix mcp__…__ on each tool name: 4.4k. The o200k_base estimate is 2.6k. Counted again when the tool definitions change. Method.
- Website
- https://nothingbutalpha.app/backtest-audit
- 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, 1.67×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| audit_returns | 1 227 | 736 | 29 % |
| audit_backtest | 925 | 555 | 22 % |
| check_path | 797 | 478 | 19 % |
| audit_trade_log | 645 | 387 | 15 % |
| check_code | 409 | 245 | 10 % |
Compare this server with others.
More servers
Other registry entries on pypi.org, the ones next to this name; all of them.
- ai.sovantica/engrava · needs env
- Mirobody ai.thetahealth/mirobody · needs args
- ai.trags/poppy · alive
- ASMHunter app.asmhunter/asmhunter-mcp · alive
- app.oddsrail/polymarket-kalshi-arbitrage · alive
- Peil app.peil/peil-mcp · alive
- Turbogen app.turbogen/turbogen · alive
- at.baeck/nginx-proxy-manager · crashed on start
Servers that mention backtest.
- agency.lona/trading · needs auth
- ai.avasis/quant-research · needs auth
- ai.tessen/grader · not found
- AI Backtester app.aibacktester/aibacktester · needs auth
- TraderSpy app.traderspy/traderspy · alive
- com.alphaassay/mcp · alive
- Backtest360 com.backtest360/backtest360 · server error
- CPZAI com.cpz-lab.mcp/cpzai · needs auth
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-27 06:51 | alive | 5.2 s | 6 | 4.3k | 2.6k |
| 2026-10-20 06:39 | alive | 9.8 s | 6 | 2.6k |
Badge for the README
The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.
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
- The server answers initialize and tools/list. Nothing to fix.