GPT-5.6 Terra

Active

gpt-5-6-terra-1

Cost-efficient long-context reasoning for coding and agent workloads.

Open Console Explore the API

Context window: 1,100,000
Max output: 128,000

Official model price

The published model price used for every request.

Per 1M tokens

Cached input

$0.25

Uncached input

$2.50

Output

$15.00

Use it with your stack

Use this PAI model ID from the client that already fits your stack.

curl https://router.omnitools.ai/v1/responses \
  -H "Authorization: Bearer $PAI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "input": "Explain cache-aware routing in one sentence.",
  "max_output_tokens": 160,
  "model": "gpt-5-6-terra-1"
}'