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OpenAI: GPT-5.2 Chat

openai/gpt-5.2-chat

GPT-5.2 Chat (AKA Instant) is the fast, lightweight member of the 5.2 family, optimized for low-latency chat while retaining strong general intelligence. It uses adaptive reasoning to selectively “think” on...

Pricing

Input$1.22 /M
Output$9.80 /M
Cache read$0.1225 /M
Web search$0.0070 /req

Specs

Context length128K tokens
Max output32K tokens
Inputfile, image, text
Outputtext

Quickstart

Point the OpenAI SDK at https://tokenroute.app/api/v1 and use a TokenRoute API key.

bash
curl https://tokenroute.app/api/v1/chat/completions \
  -H "Authorization: Bearer $TOKENROUTE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai/gpt-5.2-chat",
    "messages": [{ "role": "user", "content": "Hello!" }]
  }'

Supported parameters

max_completion_tokens
response_format
seed
structured_outputs
tool_choice
tools