GPT-6.1 Terra API: Pricing and Specs

GPT-6.1 Terra API

GPT-6.1 Terra is a large language model by OpenAI, available on the Venice API as openai-gpt-61-terra. Requests are anonymized, so the provider never sees your identity.GPT-6.1 Terra is a fast, efficient model for visual reasoning, precise computer use, and clear, natural writing. It has a 1.05M token context window (922K input, 128K output), support for text and image inputs, and reasoning effort from none through max.

GPT-6.1 Terra API pricing

Model ID	Variant	Privacy	Price
`openai-gpt-61-terra`	Standard	Anonymized	$1.00 / $5.00 per 1M

GPT-6.1 Terra specifications

Spec	Value
Provider	OpenAI
Released	Oct 26, 2026
Privacy	Anonymized
Status	Stable
Context window	1.05M tokens
Max output	128K tokens
Reasoning effort	none, low, medium, high, xhigh, max

How to use the GPT-6.1 Terra API

Send requests to POST https://api.venice.ai/api/v1/responses with "model": "openai-gpt-61-terra" 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-61-terra",
    "input": "Explain TEE attestation in two sentences.",
    "reasoning": { "effort": "high" }
  }'

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GPT-6.1 Terra API