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GPT-5.6 Terra Pro

OpenAI model, released 9 Jul 2026.

$2.00
per 1M input tokens
$12.00
per 1M output tokens
$0.2
per 1M cached-read tokens
Calculate what your real prompts cost on GPT-5.6 Terra Pro

Price history

input $/1M output $/1M9 Jul 202617 Aug 2026

Specifications

Lab
OpenAI
Released
9 Jul 2026
Context window
1.1M tokens
Max output
128k tokens
Input modalities
file, image, text
Output modalities
text
Knowledge cutoff
2026-02-16
Open source
No

Frequently asked questions

How much does GPT-5.6 Terra Pro cost?

GPT-5.6 Terra Pro costs $2.00 per 1M input tokens and $12.00 per 1M output tokens (list price, updated every 6 hours).

What is GPT-5.6 Terra Pro's context window?

GPT-5.6 Terra Pro supports a 1.1M-token context window with up to 128k output tokens.

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