GPT-5.5 retirement in Codex
Public proof receipt / delayed sample
OpenAI Codex P1 · PACKAGING
Codex CLI 0.166.0 added GPT-6.1 Terra to the bundled, Vertex AI, and Amazon Bedrock model catalogs.
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Codex CLI 0.166.0
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The before-and-after text above shows what was present on the official page at each capture. This summary explains the reviewed change.
Codex CLI 0.166.0 added GPT-6.1 Terra to the bundled, Vertex AI, and Amazon Bedrock model catalogs.
Codex CLI 0.166.0 added GPT-6.1 Terra to the bundled, Vertex AI, and Amazon Bedrock model catalogs. Codex CLI 0.166.0 introduced keyboard-driven transcript selection, the codex queue --resume command, and codex doctor --network-only diagnostics.
- Before captured
- Oct 29, 2026, 2:15 AM PDT
- After captured
- Oct 29, 2026, 2:28 PM PDT
- Reviewed
- Oct 30, 2026, 3:03 PM PDT
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