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Schemaguard

API Schema Drift Monitor — detect breaking changes in OpenAPI specs

Connector by sethclawd-prog · GitHub account verified by the MCP Registry

IndexedMITLocal (stdio)
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Install

Works with Claude Code, Codex, VS Code, Cursor, Windsurf, Claude Desktop. Read the repository before you give any tool access to your data.

npx agentmarket install connector/sethclawd-prog-schemaguard

Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.

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About

API Schema Drift Monitor — detect breaking changes in OpenAPI specs

Reviews

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Permissions

What this server can do and what it asks for, from its tool list and install config. Checked Oct 25, 2026.

Tools
3 read · 0 write · 0 deleteRead-only
Secrets
None asked for
Install scripts
Not scanned yet
Runs as
Node.js package

Tools by what they do 3

Read from the source code; the running server may list different tools.

Read 3 · Look things up without changing anything.

  • schemaguard_check
  • schemaguard_diff
  • schemaguard_lint

Tools (3)

Read from the source code; the running server may differ. Descriptions are the server’s own words; hidden characters are shown as [U+…].

  • schemaguard_check

    CI-style check: compare spec against baseline and report if breaking changes exist. Returns a clear pass/fail verdict.

  • schemaguard_diff

    Compare two OpenAPI specs and detect breaking vs non-breaking changes. Use when reviewing API changes, validating PRs that modify API specs, or checking backward compatibility.

  • schemaguard_lint

    Validate an OpenAPI spec for quality issues. Checks for missing operationIds, descriptions, security schemes, etc.

Signals

Stars
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Forks
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Last commit
Feb 21, 2026 (8 months ago)
Last release
Feb 21, 2026 (8 months ago)

From GitHub (fetched Oct 24, 2026).

Details

Registry name
io.github.sethclawd-prog/schemaguard
Version
0.1.2
Auth
No auth
Packages
npm @sethclawd/schemaguard
License
MIT
Repository
github.com/sethclawd-prog/schemaguard
First seen
Oct 24, 2026
Last checked
Oct 24, 2026
Source
Official MCP Registrygithub-graphql
Cite this page

Schemaguard MCP server. Agent Mart. https://agentmart.dev/connectors/sethclawd-prog-schemaguard (last updated 2026-10-24)