@mastra/mcp-docs-server

Mastra MCP Docs Server by Mastra

MCP server for accessing Mastra.ai documentation, changelogs, and news.

Live Registry Versionv1.3.9Previous: v0.0.0-doctor-retest-20261023184401Published 2026-10-21

Stability Grade

B (78/100)

90-Day Velocity

57 releases

High release cadence

Dependencies

5 direct

NPM manifest

License

Apache-2.0

Verified on NPM

Recommended Exact Pin: npx -y @mastra/mcp-docs-server@1.3.9

NPM Registry ->GitHub Repo ->

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

Mastra MCP Docs Server (@mastra/mcp-docs-server) is currently at v1.3.9 on NPM (published 2026-10-21), with a 90-day stability score of 78/100 (B) and MEDIUM schema drift risk across 57 releases in the past 90 days. recent release v1.3.9 (up from v0.0.0-doctor-retest-20261023184401) updates Developer Tools MCP tool schemas and transport handling (57 releases in last 90d). Pin exact version v1.3.9 in .mcp.json to avoid silent parameter drift. Production teams should pin npx -y @mastra/mcp-docs-server@1.3.9 rather than using unpinned @latest tags.

Breaking Changes & Tool Schema Drift Analysis

recent release v1.3.9 (up from v0.0.0-doctor-retest-20261023184401) updates Developer Tools MCP tool schemas and transport handling (57 releases in last 90d). Pin exact version v1.3.9 in .mcp.json to avoid silent parameter drift.

Watched Exports / MCP Tool Signatures:

mcp-docs-servertools/listtools/call

Before (Deprecated / Unpinned Pattern)

"mastra-mcp-docs-server": {
  "command": "npx",
  "args": ["-y", "@mastra/mcp-docs-server@latest"]
}

After (Verified v1.3.9 Pattern)

"mastra-mcp-docs-server": {
  "command": "npx",
  "args": ["-y", "@mastra/mcp-docs-server@1.3.9"]
}

Frequently Asked Questions: @mastra/mcp-docs-server

What is the latest version of @mastra/mcp-docs-server on NPM?

As of 2026-10-24, the latest stable version of @mastra/mcp-docs-server (Mastra MCP Docs Server by Mastra) on NPM is v1.3.9, published on 2026-10-21. It has shipped 57 releases in the last 90 days.

Does @mastra/mcp-docs-server v1.3.9 have breaking changes or MCP schema drift risk?

@mastra/mcp-docs-server currently carries a MEDIUM schema drift risk rating with a Stability Score of 78/100 (Grade B). recent release v1.3.9 (up from v0.0.0-doctor-retest-20261023184401) updates Developer Tools MCP tool schemas and transport handling (57 releases in last 90d). Pin exact version v1.3.9 in .mcp.json to avoid silent parameter drift.

How do I safely pin @mastra/mcp-docs-server in production?

Avoid unpinned @latest tags in production agent configs. Pin the exact verified version using `npx -y @mastra/mcp-docs-server@1.3.9` and monitor mcp-docs-server, tools/list, tools/call for parameter or schema changes.

30-Min Registry & Schema Poller

Get Instant Breaking-Change Alerts for @mastra/mcp-docs-server

We poll NPM and mastra-ai/mastra every 30 minutes. Get an email with the exact diff when @mastra/mcp-docs-server ships a breaking release beyond v1.3.9.