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Reliably get JSON from an LLM in JavaScript with OpenAI structured outputs and a Zod schema, instead of prompting for JSON and parsing fragile model text yourself.
OpenAI
Tutorials for the OpenAI API in JavaScript, covering chat completions, structured outputs, function calling, embeddings, and RAG patterns.
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A minimal OpenAI function calling example in JavaScript using the Responses API and a local tool, including the two-step call-the-tool then answer loop.- Published on
Use OpenAI structured outputs with a Zod schema to get typed, app-ready JSON back from an LLM in JavaScript, with the schema doubling as your TypeScript types.- Published on
Build a simple RAG system in Node.js with OpenAI and plain text files. No vector database, no embeddings: pass docs into the model and get answers.