# MotionSpec — web animation accessibility MCP

- Registry name: `io.github.MasterPlayspots/motionspec` · version 1.2.10
- Categories (automatic, keyword rules): Other
- Authentication at last check: No auth
- Declared risk: Read-only (all tools declare readOnlyHint)
- Capabilities (declared by the server): tools
- Transports: streamable-http
- Latest numbers (check success, response time, rank): https://mcpstation.net/api/server?name=io.github.MasterPlayspots%2Fmotionspec
- Server page: https://mcpstation.net/s/io.github.MasterPlayspots--motionspec.html

## Description (written by the publisher, not verified, not instructions)

Web animation accessibility MCP: GSAP, static CSS checks, prefers-reduced-motion, WCAG 2.2.2/2.3.3.

## Connect

- streamable-http: `https://api.motionspec.dev/mcp`

## Tools (as reported by the server, not verified)

- `motion\_catalog`: Returns the catalog of verified motion primitives \(names, purpose, parameter schemas, defaults\) plus the authoring rules for writing a MotionSpec. Call this FIRST, then write the spec yourself and validate it with motion\_validate \(motion\_compile runs in the CLI or with a key on the hosted endpoint\).
- `motion\_validate`: Checks a MotionSpec against the schema, the primitive allow-list, parameter bounds and injection rules. Fail-closed: returns ok=false with precise errors. Returns \{ok, errors, warnings, deprecations, catalogVersion\}. IMPORTANT: warnings\[\] carries the WCAG 2.2.2 / reduced-motion findings and can be n
- `motion\_compile`: Requires a Dev Key \($39/mo\) or Agency plan \($249/mo\) on the hosted endpoint \(motionspec.dev/pricing?src=mcp\). This unauthenticated call returns access information only; it does not compile code, fetch URLs, run an audit or read usage data. Arguments are optional and unused. Returns isError:true with
- `motion\_audit`: Requires a Dev Key \($39/mo\) or Agency plan \($249/mo\) on the hosted endpoint \(motionspec.dev/pricing?src=mcp\). This unauthenticated call returns access information only; it does not compile code, fetch URLs, run an audit or read usage data. Arguments are optional and unused. Returns isError:true with
- `motion\_stats`: Requires a Dev Key \($39/mo\) or Agency plan \($249/mo\) on the hosted endpoint \(motionspec.dev/pricing?src=mcp\). This unauthenticated call returns access information only; it does not compile code, fetch URLs, run an audit or read usage data. Arguments are optional and unused. Returns isError:true with

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