GPT 6.1 Sol
OpenAI releases GPT-6.1 Sol, nearly matching GPT-6 Astra on coding, computer use, and professional tasks at one-fifth the token price.
GPT-6.1 Sol matches GPT-6 Astra on DeepSWE v1.1 at roughly one-fifth the cost and beats GPT-6 Sol by 6.4 points. It comes within 2.1 points of Astra on OSWorld 2.0 at about one-seventh the cost per task, and more than doubles GPT-6 Sol on Terminal-Bench Science 0.1. Factuality errors drop from 11.4% to 7.7% at low reasoning effort. API pricing is $2 per million input tokens, $0.10 cached input, and $10 output; it is available in ChatGPT Work, Codex, and the API, with an Ultrafast variant coming.
- Matches GPT-6 Astra on DeepSWE v1.1 at one-fifth the cost
- Within 2.1 points of Astra on OSWorld 2.0 at one-seventh cost per task
- Factuality error rate falls from 11.4% to 7.7% at low reasoning effort
- Priced at $2/M input, $0.10/M cached input, $10/M output tokens
- Organizations
- OpenAIGPT-6.1 SolGPT-6 AstraGPT-6 SolChatGPT
- AI models
- Codex
From the original article
4 min read at openai.com
We’re introducing GPT‑6. 1 Sol , an upgrade to GPT‑6 Sol that nearly matches GPT‑6 Astra’s intelligence on agentic coding, computer use, and professional work at one-fifth of Astra’s standard input and output token prices. Cached input costs just $0.
By crorella · openai.com
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