signalTechCrunch AI2026-09-30
OpenAI launches GPT-6.1 Sol, says it nearly matches GPT-6 Astra and costs less
OpenAI launched GPT-6.1 Sol at DevDay, a week after GPT-6 Sol, claiming it nearly matches GPT-6 Astra for agentic coding, computer use, and professional work at one-fifth the token prices. It improves factual accuracy over GPT-6 Sol, reducing error rate from 11.4% to 7.7% at low reasoning effort, and is available to all Plus, Pro, Business, Enterprise, and Edu users in ChatGPT Work and Codex. GPT-6.1 Astra was scrapped over safety concerns.
- for who
- Developers and professionals using OpenAI's coding and work tools.
- why now
- GPT-6.1 Sol launches today at one-fifth token prices, nearly matching Astra.
- what changes
- They can use a more affordable model that approaches GPT-6 Astra's performance without the higher token costs.
- to do
- Access GPT-6.1 Sol in ChatGPT Work and Codex starting today.
key points
- GPT-6.1 Sol launches at one-fifth token prices, nearly matching GPT-6 Astra
- Factual error rate drops from 11.4% to 7.7% at low reasoning effort
- GPT-6.1 Astra scrapped over safety concerns
#GPT-6.1 Sol#OpenAI#model release3 sources · confidence medium
score
score 8 out of 10. 0-10: how dense the facts are, multiplied by how much you can do with them after reading. 8+ means the topic's evidence bar is met: benchmarks and availability for a new model, amount and investors for a funding round, revenue figures for a solo-money story. Below 5 an item does not enter the digest. A press release scores 3 or less, a reprint loses 2, anything older than 14 days loses 1, a headline that misleads loses 3.
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