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oasdiff

io.github.oasdiff/oasdiff · v1.0.0

Detect breaking changes, generate changelogs, diff, and validate OpenAPI specs.

Connect Remote server

Terminal
claude mcp add --transport http oasdiff https://api.oasdiff.com/mcp
~/.cursor/mcp.json
{
  "mcpServers": {
    "oasdiff": {
      "url": "https://api.oasdiff.com/mcp"
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "oasdiff": {
      "type": "http",
      "url": "https://api.oasdiff.com/mcp"
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://api.oasdiff.com/mcp

Tools 4 found in our last check

  • oasdiff_breaking_changes

    Detect breaking API changes between two OpenAPI specifications. Pass the base (old) and revision (new) specs as YAML or JSON; returns the breaking and warning-level changes. Use this when the question is whether an API change breaks existing clients. Use oasdiff_changelog instea…

  • oasdiff_changelog

    Produce a full changelog of every detected change between two OpenAPI specifications (base vs revision), down to informational changes. Pass both specs as YAML or JSON. Use this when you want the complete set of changes at every severity. Use oasdiff_breaking_changes instead whe…

  • oasdiff_diff

    Show the structural diff between two OpenAPI specifications (base vs revision): what was added, removed, or modified. Pass both specs as YAML or JSON. Use this when you want the raw structural changes rather than a backward-compatibility verdict. Use oasdiff_breaking_changes to…

  • oasdiff_validate

    Validate a single OpenAPI specification against the OpenAPI and JSON Schema rules. Pass the spec as YAML or JSON; returns the findings (empty when the spec is valid). Use this when you have one spec and want to check it is well-formed. For comparing two specs, use oasdiff_breaki…

Details

Endpointhttps://api.oasdiff.com/mcp (Streamable HTTP)
First published16 Jun 2026
Last updated16 Jun 2026
Registry nameio.github.oasdiff/oasdiff

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