---
id: "openai/gpt-4-turbo-preview"
also: ["openai/gpt-4-turbo-preview"]
card_usd_per_m: "10.0 in, 30.0 out, at openai"
cheapest_list_usd_per_m: "10.0 in, 30.0 out, at openai on openrouter"
context: 128000
max_output: 4096
input: ["text"]
output: ["text"]
released: "2024-01-25"
params: ["frequency_penalty", "logit_bias", "logprobs", "max_tokens", "presence_penalty", "response_format", "seed", "stop", "structured_outputs", "temperature", "tool_choice", "tools", "top_logprobs", "top_p"]
endpoints: 1
gateways: "openrouter (1)"
no_training: 0
trains: 0
retains_prompts: 0
---
# OpenAI: GPT-4 Turbo Preview

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...