gpt-5.5 - Tera

Model id: openai/gpt-5.5 — pass this as the model field in API requests.

Spec


Provider	openai
Context length	1,050,000 tokens
Max output	4,096 tokens
Quantization	`managed`
Input modalities	text, image
Output modalities	text

Pricing

	per million tokens
Input	$5.00
Output	$30.00
Cache Read	$0.50

Supported features

reasoning

Sampling parameters

max_completion_tokens, reasoning_effort

Example

curl https://api.tera.gw/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $TERA_API_KEY" \
  -d '{
    "model": "openai/gpt-5.5",
    "messages": [{"role": "user", "content": "Hello"}],
    "max_completion_tokens": 256
  }'