GPT-6.1 Terra
by OpenAI · ID gpt-6-1-terra · Released 2026-10 · Proprietary
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ELO Score
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MMLU
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HumanEval
N/A
Context Window
$1.00
Input Price
About GPT-6.1 Terra
OpenAI's mid-tier model, announced 26 October 2026, aimed at computer use, visual reasoning and natural-sounding writing. $1 input / $5 output per million tokens, cached input $0.05: half the price of GPT-6.1 Sol. Available in ChatGPT for paid plans and in the API as gpt-6.1-terra. Prices checked 10 November 2026. Not listed on the Arena text leaderboard as of 27 October 2026.
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