OpenAI · chat

gpt-5.1-chat-latest

openai/gpt-5.1-chat-latest

Input price: $1.25 / 1M tokens
Output price: $10.0 / 1M tokens
Context window: 128K tokens
Lifecycle: stable

gpt-5.1-chat-latest for OpenAI-compatible gateway routing

gpt-5.1-chat-latest is a OpenAI chat model in the Ferro Labs live catalog with a 128K tokens context window, 16K tokens maximum output, and capabilities including Vision, Response Schema, and Prompt Caching, and more.

Token pricing is listed as $1.25 / 1M tokens for input tokens and $10.0 / 1M tokens for output tokens. Route calls through the Ferro Labs AI Gateway by sending model as openai/gpt-5.1-chat-latest to the OpenAI-compatible chat completions endpoint. The catalog lists this model as stable for normal gateway routing.

OpenAI-compatible usage example

curl https://api.ferrolabs.ai/v1/chat/completions \
  -H "Authorization: Bearer $GATEWAY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "openai/gpt-5.1-chat-latest", "messages": [{"role": "user", "content": "Hello!"}]}'

Capabilities

Vision
Response Schema
Prompt Caching
Reasoning
Streaming

Modalities

Input

Text
Image

Output

Text

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Catalog prices may change. Verify current provider terms before purchasing.