OpenAI says GPT-6.1 Terra beats Sol on visual understanding; Claude Opus 5.5 tops chart

reach_vb · x · 2026-11-10

Responding to a question, OpenAI's reachvb says GPT-6.1 Terra is more efficient than GPT-6.1 Sol on a variety of visual understanding tasks, citing OpenAI's "Agents' Last Exam v1" score-vs-cost chart:

The chart maps score/cost tradeoffs for several GPT variants against Claude Opus 5.5 on agentic visual tasks.

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