Text / Multimodal
GPT
GPT model family from OpenAI.
API + weights
Model vendor
OpenAI
Research and deployment company behind the GPT and o-series model families.
2Published families
3Recent releases
Model families
Published and editor-verified model families from OpenAI.
Text / Multimodal
OpenAI o-series
OpenAI o-series model family from OpenAI.
API only
Release timeline
Published version information and available announcements.
GitHub projects
Official and curated repositories associated with this vendor.
openai/whisper
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openai/codex
Lightweight coding agent that runs in your terminal
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openai/openai-cookbook
Examples and guides for using the OpenAI API
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openai/openai-python
The official Python library for the OpenAI API
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Symphony turns project work into isolated, autonomous implementation runs, allowing teams to manage work instead of supervising coding agents.
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openai/gpt-oss
gpt-oss-120b and gpt-oss-20b are two open-weight language models by OpenAI
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openai/evals
Evals is a framework for evaluating LLMs and LLM systems, and an open-source registry of benchmarks.
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openai/tiktoken
tiktoken is a fast BPE tokeniser for use with OpenAI's models.
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openai/openai-node
Official JavaScript / TypeScript library for the OpenAI API
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openai/openai-agents-js
A lightweight, powerful framework for multi-agent workflows and voice agents
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