Not sure why and I find it confusing but Astra’s availability in ChatGPT seems to be
- ChatGPT Plus does not include Astra in Chat
- ChatGPT Plus includes GPT-6 Astra in Work and Codex
- ChatGPT Pro seems to offer Astra in Chat as 6 Pro when you select Latest and set thinking effort to the maximum
- ChatGPT Pro includes GPT-6 Astra in Work and Codex