AllModelModel catalogueOpenAI models through one API
OpenAI models through one API
GPT OSS 120b (medium)
OpenAI's open 120B model at medium reasoning depth
GPT-OSS 20B
OpenAI's smaller open model — high-volume work at no charge
DALL·E 3
OpenAI's previous image generation — follows the prompt closely
GPT 4o Mini TTS
OpenAI's cheap speech — bot replies and notifications
GPT Image 1
OpenAI images: generation and edits from a description
Text Embedding 3 Large
OpenAI vectors for semantic search — the larger of the two
Text Embedding 3 Small
OpenAI vectors at a lower rate — big corpora and frequent reindexing
Text Embedding Ada 002
Legacy OpenAI vectors — compatibility with older indexes
TTS 1
Fast OpenAI speech — streaming with little delay
TTS 1 HD
A step up in OpenAI speech — recordings and voice-over
GPT 5.6 Luna
The fast, light GPT-5.6 — cheap agents and high-volume coding.
GPT 5.6 Sol
Latest frontier agentic coding model — the new Codex default.
GPT 5.6 Terra
Balanced agentic coding model for everyday work.
GPT 5.4
Production workhorse — near-flagship quality at half the price.
GPT 5.4 (mini)
The strongest mini — cheap sub-agents and high-volume tasks.
GPT 5.5
OpenAI's flagship for coding, agents and research-grade reasoning.
GPT Image 1.5
OpenAI images, a generation newer than the first
GPT Image 2
OpenAI's latest images — text in frame and prompt-based edits