io.github.TranQui004/signalint
Signalint
Is the Signalint MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-26.
Local stdio MCP server for cached, loop-aware JS/TS diagnostics (Oxlint, tsc, Biome, ESLint).
alive probed 2026-11-14 · unchanged since 2026-10-26
13tools
≈ 1.7ktokens, estimate
≈ 0.8 %of Claude's 200k window
1.1×the median server
490 msto initialize
11 msto list tools
- Run it
- npx -y signalint-mcp@1.2.1 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- signalint 1.2.1
- Capabilities
- tools
- Instructions
- none
- Of a 1M window
- ≈ 0.2 % of a 1M context window, estimate
- Claude count
- The count_tokens endpoint refused the tool schemas: tools.4.custom.input_schema: input_schema does not support oneOf, allOf, or anyOf at the top level. The estimate stands in.
- Repository
- https://github.com/TranQui004/signalint
- Website
- https://tranqui004.github.io/signalint-site
- Registry
- active, updated 2026-10-11 · registry entry
Most expensive tools
Estimates with the o200k_base tokenizer.
| Tool | o200k estimate | Share of this server |
|---|---|---|
| ingest_diagnostics | 248 | 15 % |
| check_files | 219 | 13 % |
| get_issue_detail | 161 | 10 % |
| check_project | 148 | 9 % |
| apply_diagnostic_fix | 133 | 8 % |
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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 Anthropic count_tokens endpoint refused the tool schemas (tools.4.custom.input_schema: input_schema does not support oneOf, allOf, or anyOf at the top level). A client that validates schemas can refuse them too.