OpenAI

Best at layouts, diagrams and legible text inside the image.

Precise edits that keep the rest of the image intact.

Natural speech from text in 11 voices. Attach a text output to read it aloud.

Speech to text for audio or video, in any of 50+ languages.

General writing and reasoning. Attach a text output to work from it.

OpenAI's multimodal model with vision capabilities, strong reasoning, and broad knowledge.

OpenAI's cost-efficient small model that delivers GPT-4 level intelligence at a fraction of the cost.

GPT-5.2 is a frontier-grade model in the GPT-5 series, offering stronger agentic and long context performance compared to GPT-5.1.

GPT-5.3 Codex, the successor to GPT-5.2 Codex, is OpenAI's specialized coding model, optimized for advanced software development, code generation, and technical problem-solving.

GPT-5.4, the successor to GPT-5.2, is a frontier model in the GPT-5 series with a 1M+ context window, offering improved agentic and long context performance.

GPT-5.4 Mini brings the core capabilities of GPT-5.4 to a faster, more efficient model optimized for high-throughput workloads.

GPT-5.4 Pro builds on GPT-5.4's unified architecture with enhanced reasoning for complex, high-stakes tasks.

GPT-5.5, the successor to GPT-5.4, is a frontier model in the GPT-5 series with a 1M+ context window, offering improved agentic and long context performance.

GPT-5.5 Pro, the successor to GPT-5.4 Pro, builds on GPT-5.5's unified architecture with enhanced reasoning for complex, high-stakes tasks.

GPT-5.6 Luna is a fast, cost-efficient model in OpenAI's GPT-5.6 series.

GPT-5.6 Luna Pro is the same underlying model as GPT-5.6 Luna, served with reasoning.mode set to pro for higher-quality responses on complex tasks.

GPT-5.6 Sol is the flagship model in OpenAI's GPT-5.6 series.

GPT-5.6 Sol Pro is the same underlying model as GPT-5.6 Sol, served with reasoning.mode set to pro for higher-quality responses on complex tasks.

GPT-5.6 Terra is a balanced model in OpenAI's GPT-5.6 series, positioned between the flagship Sol tier and the cost-efficient Luna tier.

GPT-5.6 Terra Pro is the same underlying model as GPT-5.6 Terra, served with reasoning.mode set to pro for higher-quality responses on complex tasks.

GPT-6 Astra is OpenAI's most capable model, built for the hardest end-to-end work.

GPT-6 Astra with pro reasoning mode for difficult tasks that benefit from more model work.

GPT-6 Sol is built for complex coding and agentic workflows.

GPT-6.1 Sol delivers near-Astra performance at a lower cost for complex coding, computer use, and professional work.

GPT-6.1 Sol Ultrafast is the same model served in OpenAI's Ultrafast mode, up to 8x faster.

GPT-6.1 Terra is a fast, efficient model for visual reasoning, precise computer use, and clear, natural writing.

gpt-oss-120b is an open-weight, 117B-parameter Mixture-of-Experts (MoE) language model from OpenAI designed for high-reasoning, agentic, and general-purpose production use cases.

GPT Image 1.5 is an earlier generation of OpenAI's GPT Image model, producing high-quality images in three aspect ratios.

GPT Image 2.5 Flare is the faster tier of OpenAI's GPT Image 2.5, built for quick, high-quality generation in creator and high-volume work.

GPT Image 2.5 Sunburst is the premium tier of OpenAI's GPT Image 2.5, built for precise, production-ready campaign and product imagery.

GPT Image 2.6 Flare is the faster tier of OpenAI's GPT Image 2.6, giving high-fidelity results for campaign and product work at lower latency.

GPT Image 2.6 Sunburst is the high-fidelity tier of OpenAI's GPT Image 2.6, made for campaign and product work where detail matters.

GPT Image 1.5 Edit makes high-fidelity edits with OpenAI's GPT Image 1.5, preserving composition, lighting and detail.

GPT Image 2.5 Flare Edit makes fast, scoped edits with OpenAI's GPT Image 2.5 while keeping the subject and composition intact.

GPT Image 2.5 Sunburst Edit gives tight control over edits with OpenAI's premium GPT Image 2.5 tier, holding the subject and composition steady across revisions.

GPT Image 2.6 Flare Edit makes fast, high-fidelity edits with OpenAI's GPT Image 2.6 Flare, keeping the subject and composition intact.

GPT Image 2.6 Sunburst Edit makes high-fidelity edits with OpenAI's GPT Image 2.6 Sunburst, keeping the subject and composition intact.

Whisper Large V3 is OpenAI's open-weight speech recognition model, trained on about 5 million hours of audio and able to transcribe around 100 languages.