GPT-5.6 Terra Pro API: Pricing and Specs

GPT-5.6 Terra Pro API

GPT-5.6 Terra Pro is a large language model by OpenAI, available on the Venice API as openai-gpt-56-terra-pro. Requests are anonymized, so the provider never sees your identity.GPT-5.6 Terra Pro is the same underlying model as GPT-5.6 Terra, served with reasoning.mode set to pro for higher-quality responses on complex tasks.

GPT-5.6 Terra Pro API pricing

Model ID	Variant	Privacy	Price
`openai-gpt-56-terra-pro`	Standard	Anonymized	$2.00 / $12.00 per 1M

GPT-5.6 Terra Pro specifications

Spec	Value
Provider	OpenAI
Released	Jul 9, 2026
Privacy	Anonymized
Status	Stable
Context window	1M tokens
Max output	128K tokens
Reasoning effort	low, medium, high, xhigh, max

How to use the GPT-5.6 Terra Pro API

Send requests to POST https://api.venice.ai/api/v1/responses with "model": "openai-gpt-56-terra-pro" and your API key.

curl https://api.venice.ai/api/v1/responses \
  -H "Authorization: Bearer $VENICE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "openai-gpt-56-terra-pro",
    "input": "Explain TEE attestation in two sentences.",
    "reasoning": { "effort": "medium" }
  }'

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GPT-5.6 Terra Pro API

GPT-5.6 Terra Pro API pricing

GPT-5.6 Terra Pro specifications

How to use the GPT-5.6 Terra Pro API

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