AI Model Releases

Introducing GPT-5.4, OpenAI’s most most capable and efficient frontier model for professional work, with state-of-the-art coding, computer use, tool search, and 1M-token context.

Image-to-video model released as open weights by Lightricks (LTX) on Hugging Face (library: diffusers, license: other).

Vision-language model released as open weights by Lightricks (LTX) on Hugging Face (library: transformers, license: gemma).

Gemini 3.1 Flash-Lite is our fastest and most cost-efficient Gemini 3 series model yet.

Text generation model released as open weights by StepFun on Hugging Face (library: transformers, license: apache-2.0).

Text generation model released as open weights by StepFun on Hugging Face (library: transformers, license: apache-2.0).

Vision-language model released as open weights by Alibaba Qwen on Hugging Face (library: transformers, license: apache-2.0).

Vision-language model released as open weights by Alibaba Qwen on Hugging Face (library: transformers, license: apache-2.0).

Vision-language model released as open weights by Alibaba Qwen on Hugging Face (library: transformers, license: apache-2.0).

Our latest image generation model offers advanced world knowledge, production ready specs, subject consistency and more, all at Flash speed.

Text-to-image model released as open weights by Stability AI on Hugging Face (license: openrail++).

Text-to-image model released as open weights by Stability AI on Hugging Face (license: other).

Text-to-image model released as open weights by Stability AI on Hugging Face (license: other).

3.1 Pro is designed for tasks where a simple answer isn’t enough.

Sonnet 4.6 delivers frontier performance across coding, agents, and professional work at scale.\\n

Text-to-image model released as open weights by StepFun on Hugging Face (library: transformers, license: apache-2.0).

Text generation model released as open weights by Cohere on Hugging Face (library: transformers, license: cc-by-nc-4.0).

Text generation model released as open weights by Cohere on Hugging Face (library: transformers, license: cc-by-nc-4.0).

Text generation model released as open weights by Cohere on Hugging Face (library: transformers, license: cc-by-nc-4.0).

Text generation model released as open weights by Cohere on Hugging Face (library: transformers, license: cc-by-nc-4.0).

Text generation model released as open weights by Cohere on Hugging Face (library: transformers, license: cc-by-nc-4.0).

Our most specialized reasoning mode is now updated to solve modern science, research and engineering challenges.

Introducing GPT-5.3-Codex-Spark—our first real-time coding model. 15x faster generation, 128k context, now in research preview for ChatGPT Pro users.

Text generation model released as open weights by MiniMax on Hugging Face (library: transformers, license: other).

Text generation model released as open weights by Zhipu AI (GLM) on Hugging Face (library: transformers, license: mit).

We’re upgrading our smartest model. Across agentic coding, computer use, tool use, search, and finance, Opus 4.6 is an industry-leading model, often by wide margin.

GPT‑5.3-Codex is the most capable agentic coding model to date, combining the frontier coding performance of GPT‑5.2-Codex with the reasoning and professional knowledge capabilities of GPT‑5.2.

GPT-5.3-Codex is a Codex-native agent that pairs frontier coding performance with general reasoning to support long-horizon, real-world technical work.

Text generation model released as open weights by StepFun on Hugging Face (library: transformers, license: apache-2.0).

image to text model released as open weights by Zhipu AI (GLM) on Hugging Face (library: transformers, license: mit).

State-of-the-art video generation across quality, cost, and latency.

Vision-language model released as open weights by DeepSeek on Hugging Face (library: transformers, license: apache-2.0).

Model released as open weights by Mistral AI on Hugging Face (license: apache-2.0).

Text-to-image model released as open weights by Alibaba Qwen on Hugging Face (library: diffusers, license: apache-2.0).

Speech recognition model released as open weights by Mistral AI on Hugging Face (library: vllm, license: apache-2.0).

Text generation model released as open weights by Zhipu AI (GLM) on Hugging Face (library: transformers, license: mit).

Text generation model released as open weights by ByteDance Seed on Hugging Face (library: transformers, license: mit).

Text generation model released as open weights by ByteDance Seed on Hugging Face (library: transformers, license: mit).

Image editing model released as open weights by Black Forest Labs on Hugging Face (library: diffusers, license: apache-2.0).

Image editing model released as open weights by Black Forest Labs on Hugging Face (library: diffusers, license: apache-2.0).

Image editing model released as open weights by Black Forest Labs on Hugging Face (library: diffusers, license: other).

Image editing model released as open weights by Black Forest Labs on Hugging Face (library: diffusers, license: other).

audio text to text model released as open weights by StepFun on Hugging Face (library: transformers, license: apache-2.0).

Vision-language model released as open weights by StepFun on Hugging Face (license: apache-2.0).

Vision-language model released as open weights by StepFun on Hugging Face (license: apache-2.0).

Text-to-image model released as open weights by Zhipu AI (GLM) on Hugging Face (library: diffusers, license: mit).

Text generation model released as open weights by AI21 Labs on Hugging Face (library: transformers, license: apache-2.0).