OpenAI launched GPT-6.1 Terra on October 26, and included two direct comparisons with Opus 5.5 in its marketing materials. It claimed Terra…
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GPT-6.1 Terra vs. Claude Opus 5.5: Cheaper and faster in three tests at max effort
First report: The New Stack Fri 30 Oct 2026, 14:59 · Latest: Sat 31 Oct 2026, 14:00 · How this story developed (1 more)
The New Stack 2 articles
OpenAI released GPT-6.1 Terra on October 26, marketing it as a cheap, fast model for high-volume everyday work, priced at a tenth of its GPT…
The New Stack Fri 30 Oct 2026, 14:59 First report GPT-6.1 Terra vs. GPT-6 Astra: One sacrifices accuracy for lower cost and higher speed at high effort OpenAI released GPT-6.1 Terra on October 26, marketing it as a cheap, fast model for high-volume everyday work, priced at a tenth of its GPT…
The New Stack Sat 31 Oct 2026, 14:00 +23 hr GPT-6.1 Terra vs. Claude Opus 5.5: Cheaper and faster in three tests at max effort OpenAI launched GPT-6.1 Terra on October 26, and included two direct comparisons with Opus 5.5 in its marketing materials. It claimed Terra…
How this story developed
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27 Oct 07:16
노동부 AI '다우리 GPT', 인사혁신 경진대회서 '대상' 수상 Yonhap 2 articles
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30 Oct 14:59
GPT-6.1 Terra vs. Claude Opus 5.5: Cheaper and faster in three tests at max effort This page The New Stack 2 articles
From comparisons within ten days either side: articles in the same language with similar openings, or in other languages with similar English headline translations and proper nouns (nothing new is translated).