The Developer's Guide to Free AI Model API Endpoints in 2026 🚀 **No credit card. No trial tricks. Real inference.** A comprehensive breakdown of every major AI provider offering genuinely free API access — with exact rate limits, available models, and when each one makes sense for your project. May 20, 2026·16 min read
🔍 MCP + RAG: Building a Knowledge-Base Tool with Vector Search in TypeScriptGive your AI agent long-term memory — ingest documents, embed them into a vector database, and expose semantic search as an MCP tool so Claude can answer questions grounded in your own knowledgeMay 15, 2026·16 min read
🚀 Deploying Your MCP Server to Production: Free and Paid Platforms with GitHub ActionsFrom Docker image to live HTTPS endpoint — deploy on Koyeb and Railway for free, or Render and Fly.io for a few dollars a month, all wired to a GitHub Actions CD pipelineMay 14, 2026·14 min read
📦 Build and Publish a Reusable TypeScript MCP Client SDKWrap raw JSON-RPC behind a typed, resilient, pluggable interface — then ship it to npm so every team in your org connects to MCP servers the right wayMay 13, 2026·15 min read
📊 Observability for MCP Servers: Structured Logging, Distributed Tracing, and MetricsSee inside your production MCP server — every tool call, every session, every latency spike — with pino, OpenTelemetry, and PrometheusMay 12, 2026·12 min read
🏗️ Multi-Tenant MCP: Session Management, State Isolation, and Horizontal ScalingGive every connected client its own isolated world — then scale your MCP server across multiple instances without dropping a sessionMay 11, 2026·12 min read
🐳 Production MCP Servers: Streamable HTTP, OAuth 2.0, Zod Validation, and DockerGraduate from stdio toy servers to a hardened, authenticated, containerised MCP service ready for the real worldMay 10, 2026·10 min read
