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GPT-6.1 Terra Pro

OpenAI model, released 26 Oct 2026.

$1.00
per 1M input tokens
$5.00
per 1M output tokens
$0.05
per 1M cached-read tokens
Calculate what your real prompts cost on GPT-6.1 Terra Pro

Price history

Price stable since we started tracking (27 Oct 2026). History will chart here as soon as it moves.

Specifications

Lab
OpenAI
Released
26 Oct 2026
Context window
1.1M tokens
Max output
128k tokens
Input modalities
file, image, text
Output modalities
text
Knowledge cutoff
—
Open source
No

Frequently asked questions

How much does GPT-6.1 Terra Pro cost?

GPT-6.1 Terra Pro costs $1.00 per 1M input tokens and $5.00 per 1M output tokens (list price, updated every 6 hours).

What is GPT-6.1 Terra Pro's context window?

GPT-6.1 Terra Pro supports a 1.1M-token context window with up to 128k output tokens.

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