The Complete 2026 Guide to Building MCP Servers

Coming soon — this is the cornerstone guide referenced from the homepage. ~8,000 words, currently in draft. Subscribe to Friday Build to get notified when it ships.

What it will cover

  1. What MCP is and why it matters
  2. The protocol itself — tools, resources, prompts
  3. Transports — stdio, SSE, HTTP
  4. Building your first server in Java (with full code)
  5. Building your first server in Python (with full code)
  6. Security model — auth, permissions, sandboxing
  7. Testing patterns
  8. Debugging cookbook
  9. Deployment — local, hosted, multi-tenant
  10. Reference implementation — fork-and-go starter

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