What does this release signal mean?

OpenAI published openai/codex rust-v0.138.0-alpha.3 (openai/codex). This release signal is evidence of what shipped, changed, or was packaged for users. High-signal details: Notable alpha release of Codex by OpenAI · 0.138.0-alpha.3 Repository: openai/codex Tag: rust-v0.138.0-alpha.3 Published: 2026-06-04T20:18:28Z Prerelease: yes Release notes: Release 0.138.0-alpha.3. onlylabs links this event to 1 captured evidence page and 6 related release signals.