GPT 5 Chat is a retired AI model from OpenAI.

GPT 5 Chat has a recorded input context length of 128,000 tokens.

The lowest base rates currently recorded across providers for GPT 5 Chat are Input Text Tokens at $1.25 per 1M tokens; Output Text Tokens at $10.00 per 1M tokens; and Cache Read Tokens at $0.13 per 1M tokens. The pricing section shows every recorded provider, pricing plan, meter, and condition.

GPT 5 Chat is available through the Phaseo API, with 1 active provider currently recorded. The providers section shows the routes and availability currently recorded by Phaseo.

Phaseo does not currently have enough active route metadata to confirm whether GPT 5 Chat supports tool calling.

Yes. At least one active provider route for GPT 5 Chat currently advertises structured outputs support. Provider support can vary, so requests are routed only to compatible routes.

Phaseo records Chatgpt 4o as the previous model. View the model family for the complete release history.

Phaseo currently tracks 1 benchmark result for GPT 5 Chat. Review the benchmark section for scores, ranks, methodology context, and available sources.

GPT 5 Chat accepts image and text inputs. It produces text output.

GPT 5 Chat was released on 07 Aug 2025.