io.github.noahowsh/fastballapi
FastballAPI
MLB since 2015 plus college: pitches, plate appearances, box scores, odds by book. REST and MCP.
alive probed 2026-10-12 · HTTP 200
20tools
6.6ktokens in Claude Opus 5.5
6.8ktokens in Claude Code
3.3 %of a 200k context window
4.0ko200k_base estimate
3.7 sto initialize
198 msto list tools
- Endpoint
- https://mcp.fastballapi.com/mcp (streamable-http)
- Host
- mcp.fastballapi.com
- Protocol
- 2025-11-25
- Reports itself as
- fastballapi 1.0.0
- Capabilities
- tools
- Instructions
- 3 329 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-12. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/noahowsh/fastballapi-mcp
- Registry
- active, updated 2026-10-11 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| get_player_props | 457 | 12 % |
| get_prop_history | 365 | 9 % |
| get_plate_appearances | 339 | 9 % |
| get_games | 290 | 7 % |
| get_leaders | 289 | 7 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.noahowsh/fastballapi)
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.