Codex CLI 0.161.0 makes GPT-6.1 Sol the default model
OpenAI's October 7 release notes make GPT-6.1 Sol the default model in Codex CLI 0.161.0's bundled and Amazon Bedrock catalogs. The announcement does not specify new prices or plan-specific usage allowances.
SessionWatcher editorial · Published · Updated · Source announcement: 2026-10-07
Related guide: How to check your Codex usage
GPT-6.1 Sol becomes the default
OpenAI's October 7, 2026 release notes for Codex CLI 0.161.0 say GPT-6.1 Sol is now the default model in the bundled and Amazon Bedrock catalogs. The change concerns the CLI's catalog defaults, rather than a stated change to subscription limits. The entry does not identify which ChatGPT plans receive the model or give a separate effective date.
Sources: Openai release notes: 2026-10-07
Pricing and allowances are not specified
The announcement does not list token prices, credit consumption or plan-specific usage allowances for this default-model change. Its Bedrock changelog also explicitly lists adding GPT-6.1 Sol to the catalogs and making it the default.
Sources: Openai release notes: 2026-10-07
AI assisted reporting, checked against the linked official sources. Source pages checked 2026-10-11. Editorial process and corrections.