"Kotlin RAG (Retrieval-Augmented Generation) implementation resources" matching MCP connectors:

Machine-readable taxonomy of 100+ AI system failure modes spanning factuality, alignment, planning, code generation, and instruction following.

130+ QA & dev tools for AI agents: prompt injection, RAG testing, VLM eval, guardrails. Free.

3rd Generation Testing (3TG) — generate deterministic test suites from Markdown spec tables via MCP.

AI dev tools + image generation, paid per-use with USDC on Base (x402).