OpenAI has launched GPT-6.1 and Sol with Codex and ChatGPT Work, claiming that their performance is close to that of Astra and the cost is lower.
Ai Focus
OpenAI announced during the Developer Day event that they have launched the GPT-6.1 Sol model on Codex and ChatGPT Work. According to the official statement, this model performs close to Astra when handling complex tasks, but at a lower cost than Astra. It is suitable for repetitive, long-running tasks in code, applications, and documentation. Based on information disclosed by @LuminaBench, the pricing is $2 per 1 million tokens inputs, $0.1 for cache inputs, and $10 for outputs.
On September 30th, at the OpenAI Developer Day event held today, OpenAI launched the GPT-6.1 Sol model in Codex and ChatGPT Work. Officials stated: "The GPT-6.1 Sol perform close to Astra when handling complex tasks, but at a lower cost than Astra."


The official introduction of IT's translation service is as follows:
GPT-6.1 Sol When handling complex tasks, its performance is close to that of Astra, but the cost is lower than that of Astra. It is suitable for repetitive, long-running tasks in code, applications, and documentation. Availability depends on the user's package, client settings, and workspace configurations.
In terms of pricing, according to the information revealed by @LuminaBench:
- The input fee for every 1 million tokens is 2 US dollars (Note from IT: According to the current exchange rate, this is approximately 13.4 yuan RMB);
- The caching input fee for every 1 million tokens is 0.1 US dollars (which is approximately 0.67 Chinese yuan at the current exchange rate);
- The output fee for every 1 million tokens is 10 US dollars (which is approximately 67.2 yuan according to the current exchange rate).
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