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GPT-5.6 Pro Terra: benchmark results

Provider: OpenAI. Released 2026-07-09. Access: API.

Unified ELO 1968 ± 42, rank #27 of 2656 rated models, from 10 benchmark results.

Interactive version: theaggregate.ai/model?slug=gpt-5-6-pro-terra · How It Works · Data refreshed daily, snapshot 2026-09-19.

Built by Mikhail Doroshenko — AI researcher, co-author of Humanity’s Last Exam. Independent project; no affiliation with any AI lab.
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