GPT-5 Image

gpt-5-imageby GPTnot yet callable via API

Context

400K

Max output

128K

Price per million tokens

$10in$1.25cached$40out

This model produces image output, which the API does not serve yet. It is not listed by GET /v1/models. Text, image, embedding, speech, transcription, and video models are callable today.

CapabilitiesAccepts text, image

Sampling

Temperature0-2Top-p0-1Logprobs

Tools & structure

Strict toolsStructured output

Reasoning

Reasoningmedium

Release notes