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OpenAI

OpenAI

OpenAI

OpenAI's GPT models via the API — function calling, structured outputs, and the de-facto API shape

v2.48.02026-07-23APIProprietary
#llm #function-calling #structured-output #api
31.2k Paid
OpenAI Agents SDK

OpenAI Agents SDK

OpenAI

OpenAI's lightweight SDK for agents with tools, handoffs, and guardrails

v0.18.32026-07-17PythonMIT
#agents #tools #handoffs #python
28.1k Completely free Open source