In-depth AI tutorials — from fundamentals to production: RAG, agents, deployment, fine-tuning and more.
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Zod vs Pydantic for AI output validation (2026): TS stack uses Zod (Vercel AI SDK), Python stack uses Pydantic (OpenAI SDK/Instructor). LLM output is untrusted input — includes real code for both stacks, self-repair retries, anti-hallucination semantic validation, and cross-stack JSON Schema synchronization.
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