io.github.jeff-atriumn/tokencost-dev
tokencost-dev
Is the io.github.jeff-atriumn/tokencost-dev MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-30.
LLM pricing oracle — model lookup, cost estimation, and comparison via LiteLLM
alive probed 2026-11-14 · unchanged since 2026-10-30
- Run it
- npx -y tokencost-dev@0.1.3 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- tokencost-dev 0.1.0
- Capabilities
- tools
- Instructions
- none
- Of a 1M window
- <0.1 % of a 1M context window
- Count
- 744 tokens in Claude Opus 5.5, exact, measured 2026-10-16. With the Claude Code prefix mcp__…__ on each tool name: 792. The o200k_base estimate is 413. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/atriumn/tokencost-dev
- Registry
- active, updated 2026-02-27 · registry entry
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.80×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| calculate_estimate | 265 | 147 | 36 % |
| compare_models | 218 | 121 | 29 % |
| get_model_details | 177 | 98 | 24 % |
| refresh_prices | 85 | 47 | 11 % |
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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 server answers initialize and tools/list. Nothing to fix.