awslabs.cdk-mcp-server

AWS CDK MCP Server by AWS Labs

An AWS CDK MCP server that provides guidance on AWS Cloud Development Kit best practices, infrastructure as code patterns, and security compliance with CDK Nag. This server offers tools to validate infrastructure designs, explain CDK Nag rules, analyze suppressions, generate Bedrock Agent schemas, and discover Solutions Constructs patterns.

Live Registry Versionv1.0.15Previous: v1.0.14Published 2026-03-05

Stability Grade

B+ (86/100)

90-Day Velocity

0 releases

Stable release cadence

Dependencies

5 direct

PYPI manifest

License

Apache-2.0

Verified on PYPI

Recommended Exact Pin: uvx awslabs.cdk-mcp-server@1.0.15

PYPI Registry ->GitHub Repo ->

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

AWS CDK MCP Server (awslabs.cdk-mcp-server) is currently at v1.0.15 on PYPI (published 2026-03-05), with a 90-day stability score of 86/100 (B+) and MEDIUM schema drift risk across 0 releases in the past 90 days. Requires FastMCP / MCP Python SDK v2+ tool schema validation; unpinned uvx awslabs.cdk-mcp-server@latest deployments risk parameter drift across CDKGeneralGuidance and ExplainCDKNagRule. Production teams should pin uvx awslabs.cdk-mcp-server@1.0.15 rather than using unpinned @latest tags.

Breaking Changes & Tool Schema Drift Analysis

Requires FastMCP / MCP Python SDK v2+ tool schema validation; unpinned uvx awslabs.cdk-mcp-server@latest deployments risk parameter drift across CDKGeneralGuidance and ExplainCDKNagRule.

Watched Exports / MCP Tool Signatures:

CDKGeneralGuidanceExplainCDKNagRuleSearchGenAICDKConstructs

Before (Deprecated / Unpinned Pattern)

"awslabs-cdk-mcp": {
  "command": "uvx",
  "args": ["awslabs.cdk-mcp-server"]
}

After (Verified v1.0.15 Pattern)

"awslabs-cdk-mcp": {
  "command": "uvx",
  "args": ["awslabs.cdk-mcp-server@1.0.15"],
  "env": { "FASTMCP_LOG_LEVEL": "ERROR" }
}

Frequently Asked Questions: awslabs.cdk-mcp-server

What is the latest version of awslabs.cdk-mcp-server on PYPI?

As of 2026-10-24, the latest stable version of awslabs.cdk-mcp-server (AWS CDK MCP Server by AWS Labs) on PYPI is v1.0.15, published on 2026-03-05. It has shipped 0 releases in the last 90 days.

Does awslabs.cdk-mcp-server v1.0.15 have breaking changes or MCP schema drift risk?

awslabs.cdk-mcp-server currently carries a MEDIUM schema drift risk rating with a Stability Score of 86/100 (Grade B+). Requires FastMCP / MCP Python SDK v2+ tool schema validation; unpinned uvx awslabs.cdk-mcp-server@latest deployments risk parameter drift across CDKGeneralGuidance and ExplainCDKNagRule.

How do I safely pin awslabs.cdk-mcp-server in production?

Avoid unpinned @latest tags in production agent configs. Pin the exact verified version using `uvx awslabs.cdk-mcp-server@1.0.15` and monitor CDKGeneralGuidance, ExplainCDKNagRule, SearchGenAICDKConstructs for parameter or schema changes.

30-Min Registry & Schema Poller