GPT-4 Turbo Preview chat

openrouter
openai
The preview GPT-4 model with improved instruction following, JSON mode, reproducible outputs, parallel function calling, and more. Training data: up to Dec 2023. Note: heavily rate limited by OpenAI while in preview.

Capabilities

Context Window 128k tokens
Max Output 4k tokens
Inputs
Outputs

Pricing (per 1M tokens)

Input $10.00
Output $30.00
Cache Read -
Cache Write -

Supported Parameters

frequency_penaltylogit_biaslogprobsmax_tokenspresence_penaltyresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_logprobstop_p