openapi-mcp-generator

Openapi MCP Generator by harsha-iiiv

Generates MCP server code from OpenAPI specifications

Live Registry Versionv5.0.0Previous: v4.2.0Published 2026-10-24

Stability Grade

B+ (86/100)

90-Day Velocity

3 releases

Stable release cadence

Dependencies

3 direct

NPM manifest

License

MIT

Verified on NPM

Recommended Exact Pin: npx -y openapi-mcp-generator@5.0.0

NPM Registry ->GitHub Repo ->

TL;DR Verdict & Quick Citation Summary (2026-10-24)Source: AgentBreakWatch Live NPM Index

Openapi MCP Generator (openapi-mcp-generator) is currently at v5.0.0 on NPM (published 2026-10-24), with a 90-day stability score of 86/100 (B+) and MEDIUM schema drift risk across 3 releases in the past 90 days. recent release v5.0.0 (up from v4.2.0) updates MCP Bridge & Transport tool schemas and transport handling (3 releases in last 90d). Pin exact version v5.0.0 in .mcp.json to avoid silent parameter drift. Production teams should pin npx -y openapi-mcp-generator@5.0.0 rather than using unpinned @latest tags.

Breaking Changes & Tool Schema Drift Analysis

recent release v5.0.0 (up from v4.2.0) updates MCP Bridge & Transport tool schemas and transport handling (3 releases in last 90d). Pin exact version v5.0.0 in .mcp.json to avoid silent parameter drift.

Watched Exports / MCP Tool Signatures:

openapi-mcp-generatortools/listtools/call

Before (Deprecated / Unpinned Pattern)

"openapi-mcp-generator": {
  "command": "npx",
  "args": ["-y", "openapi-mcp-generator@latest"]
}

After (Verified v5.0.0 Pattern)

"openapi-mcp-generator": {
  "command": "npx",
  "args": ["-y", "openapi-mcp-generator@5.0.0"]
}

Frequently Asked Questions: openapi-mcp-generator

What is the latest version of openapi-mcp-generator on NPM?

As of 2026-10-24, the latest stable version of openapi-mcp-generator (Openapi MCP Generator by harsha-iiiv) on NPM is v5.0.0, published on 2026-10-24. It has shipped 3 releases in the last 90 days.

Does openapi-mcp-generator v5.0.0 have breaking changes or MCP schema drift risk?

openapi-mcp-generator currently carries a MEDIUM schema drift risk rating with a Stability Score of 86/100 (Grade B+). recent release v5.0.0 (up from v4.2.0) updates MCP Bridge & Transport tool schemas and transport handling (3 releases in last 90d). Pin exact version v5.0.0 in .mcp.json to avoid silent parameter drift.

How do I safely pin openapi-mcp-generator in production?

Avoid unpinned @latest tags in production agent configs. Pin the exact verified version using `npx -y openapi-mcp-generator@5.0.0` and monitor openapi-mcp-generator, tools/list, tools/call for parameter or schema changes.

30-Min Registry & Schema Poller

Get Instant Breaking-Change Alerts for openapi-mcp-generator

We poll NPM and harsha-iiiv/openapi-mcp-generator every 30 minutes. Get an email with the exact diff when openapi-mcp-generator ships a breaking release beyond v5.0.0.