io.github.mahdibrr/dev-error-explainers
Dev error explainers
Offline, deterministic cause and fix for Node, npm, Next.js, CORS and Postgres URL errors.
alive probed 2026-10-15
1tools
949tokens in Claude Opus 5.5
962tokens in Claude Code
0.5 %of a 200k context window
561o200k_base estimate
92 msto initialize
3 msto list tools
- Run it
- npx -y dev-error-explainers@0.2.1 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- dev-error-explainers 0.2.1
- Capabilities
- tools
- Instructions
- 358 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-15. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/mahdibrr/dev-error-explainers
- Website
- https://www.iloveblogs.blog/open-source
- Registry
- active, updated 2026-10-08 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| explain_error | 561 | 100 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.mahdibrr/dev-error-explainers)
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.