[ OpenAI ]

GPT Chat Latest

GPT Chat Latest from OpenAI: a text model for chat and completions, with a 400K-token context window and up to 128K output tokens. Routed to the cheapest provider. At or below list. Pay per token in USDF, with no subscription and no minimum. Streaming and the OpenAI-compatible request format are supported.

Get an API key Try in Playground

OpenAIgpt-chat-latestAvailabletextContext window: 400,000 tokens

Input

$5.00

per 1M tokens

Output

$30.00

per 1M tokens

Cached input

$0.50

per 1M tokens

Context window

400,000

tokens

Model ID: gpt-chat-latest
Modality: text
Unit: USD per 1M tokens
Endpoints: /v1/chat/completions
Max output: 128,000 tokens
Saving vs list: 4.76%

Data policy

Retains dataNo training

Make your first request

Use any OpenAI-compatible SDK. Change the base URL, keep everything else. Responses include a receipt with the exact cost. No key yet? Create one.

No account: send the same request to /x402/v1/chat/completions without credentials and the gateway answers 402 with the quote. Pay per request.

POST /v1/chat/completions

curl https://api.usdf.fi/v1/chat/completions \
  -H "Authorization: Bearer $USDF_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "gpt-chat-latest", "messages": [{"role": "user", "content": "Hello"}]}'