feat(library): Best AI Agent Builders with MCP Support

[icecrasher321]

Summary

• Adds the Best AI Agent Builders with MCP Support

Type of Change

• New content

Testing

Validated frontmatter/author against the Zod schema and MDX compile (remark-gfm) locally. Tested manually.

Checklist

• Code follows project style guidelines
• Self-reviewed my changes
• Tests added/updated and passing
• No new warnings introduced
• I confirm that I have read and agree to the terms outlined in the Contributor License Agreement (CLA)

[icecrasher321]

@cubic review

[icecrasher321]

@greptile

[vercel]

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1 Skipped Deployment

Project	Deployment	Actions	Updated
docs	Skipped		Sep 19, 2026 1:53am UTC

[cubic-dev-ai]

@cubic review

@icecrasher321 I have started the AI code review. It will take a few minutes to complete.

[cubic-dev-ai]

No issues found across 2 files

Confidence score: 5/5

• Automated review surfaced no issues in the provided summaries.
• No files require special attention.

_{Re-trigger cubic}

[cubic-dev-ai]

No issues found across 2 files

Confidence score: 5/5

• Automated review surfaced no issues in the provided summaries.
• No files require special attention.

_{Re-trigger cubic}

[greptile-apps]

Confidence Score: 5/5

The PR appears safe to merge with no actionable correctness, content-integration, security, or repository-rule issues identified.

Summary

This PR adds a new library comparison article covering AI agent builders with MCP support and its associated cover image.

• Introduces a schema-compatible article with FAQ and SEO metadata.
• Compares Sim, n8n, Zapier, Make, and Gumloop across MCP roles, authentication, deployment, and governance.
• Documents how to expose a Sim workflow as an MCP tool.
• Uses valid internal article links and repository-supported Sim feature claims.

_{Reviews (1) · Last reviewed commit: "feat(library): Best AI Agent Builders wi..."}