Catch bad animations before they ship. Deterministic motion audit + vision-LLM design review.
Connect Runs on your machine
claude mcp add motionlint -e ANTHROPIC_API_KEY=<ANTHROPIC_API_KEY> -e OPENAI_API_KEY=<OPENAI_API_KEY> -e GOOGLE_API_KEY=<GOOGLE_API_KEY> -e OPENAI_BASE_URL=<OPENAI_BASE_URL> -- npx -y [email protected]
{
"mcpServers": {
"motionlint": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"ANTHROPIC_API_KEY": "<ANTHROPIC_API_KEY>",
"OPENAI_API_KEY": "<OPENAI_API_KEY>",
"GOOGLE_API_KEY": "<GOOGLE_API_KEY>",
"OPENAI_BASE_URL": "<OPENAI_BASE_URL>"
}
}
}
}
{
"mcpServers": {
"motionlint": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"ANTHROPIC_API_KEY": "<ANTHROPIC_API_KEY>",
"OPENAI_API_KEY": "<OPENAI_API_KEY>",
"GOOGLE_API_KEY": "<GOOGLE_API_KEY>",
"OPENAI_BASE_URL": "<OPENAI_BASE_URL>"
}
}
}
}
{
"servers": {
"motionlint": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"ANTHROPIC_API_KEY": "<ANTHROPIC_API_KEY>",
"OPENAI_API_KEY": "<OPENAI_API_KEY>",
"GOOGLE_API_KEY": "<GOOGLE_API_KEY>",
"OPENAI_BASE_URL": "<OPENAI_BASE_URL>"
}
}
}
}
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
ANTHROPIC_API_KEYOptional, secret | Anthropic API key for vision-LLM review. Optional — the deterministic audit needs no key, and Ollama, OpenAI or Google can be used instead. |
OPENAI_API_KEYOptional, secret | OpenAI API key for vision-LLM review. Optional. |
GOOGLE_API_KEYOptional, secret | Google API key for vision-LLM review. Optional. |
OPENAI_BASE_URLOptional | Override the OpenAI base URL to target an OpenAI-compatible endpoint. Optional. |
Details
| Package | [email protected] (NPM, stdio) |
| First published | 27 Jul 2026 |
| Last updated | 27 Jul 2026 |
| Registry name | io.github.bobaba99/motionlint |
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