CaliberAPI Pistol Optic Fit

com.caliberapi/pistol-optics · v1.0.0 · other

CaliberAPI Pistol Optic Fit is healthy: it completed an MCP handshake in 1071 ms and exposes 5 tools.

Source-cited pistol red dot compatibility: direct fits, adapter plates and optic footprints.

Endpoint: https://mcp.caliberapi.com/mcp (streamable-http)

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Facts

Checked (UTC)	Status	Latency	Error
2026-10-26T06:00:15.173Z	Healthy	1071
2026-10-26T06:00:14.992Z	Healthy	1053

`check_fit`	Answer whether a specific red dot optic fits a specific pistol, from source-cited data. Returns fit "direct" (mounts on the slide cut, with the footprint), "adapter" (only through the adapter plate chain in via, with plate maker, model, mount and presented footprints, and plate sources), or "unknown
`list_optics_for_pistol`	List every optic with a cited fit on one pistol, each marked direct (with footprint) or adapter (with the plate chain in via). Use it for questions like "what red dots fit my pistol". Optics not listed have no cited fit, which is not evidence they do not fit. Report the answer exactly as returned: n
`list_pistols_for_optic`	List every pistol with a cited fit for one optic, each marked direct (with footprint) or adapter (with the plate chain in via). Use it for questions like "what pistols take this red dot". Report the answer exactly as returned: never call an adapter fit a direct fit, and never turn "unknown" into "do
`get_footprint`	Describe one optic mounting footprint or plate system (for example RMR, RMSc, ACRO, DPP, Glock MOS): screw and recoil lug counts, the optics that use it, the pistols cut for it directly, and the adapter plates that mount or present it, with sources.
`search`	Find pistols, optics and footprints by name. Returns slugs, names and page URLs to pass to the other tools. Use it when you are unsure of an exact model name.