GPT 5.6 Terra - Unifically

GPT 5.6 Terra is a variant in OpenAI’s GPT 5.6 line with strong general-purpose reasoning and instruction following.

Model

openai/gpt-5.6-terra


Provider	OpenAI
Name	GPT 5.6 Terra

Supported Endpoints

All three API formats are supported:

Chat Completions — POST /v1/chat/completions
Responses — POST /v1/responses
Messages — POST /v1/messages

Example

curl -X POST https://api.unifically.com/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "openai/gpt-5.6-terra",
    "messages": [
      {"role": "user", "content": "Write a migration plan for moving a monolith to microservices."}
    ]
  }'

Volume discounts are available for almost all models. Reach out at contact@unifically.com to discuss custom pricing.