What changed
Initial verified Codex pricing baseline recorded from the official pricing page.
Verified before and after
Previous value not verified→Free $0; Go $8; Plus $20; Pro from $100; Business $20/user/month billed annually
Effective from the official source evidence dated Sep 1, 2026, 4:25 AM UTC.
Who is affected
Codex users on the recorded other path.
What remains unknown
Values outside the verified before/after pair stay Unknown until a current official source is verified for that exact plan, model, and period.
Affected TraceCheck pages
- Codex
- Codex Usage Limits: Plus, Pro, 5-Hour and Weekly
- Codex vs Claude Code: Plans and Limits
- Kimi Code vs Claude Code vs Codex
- Codex Pricing — Plans, Credits & Billing
- Codex vs Cursor — Cost, Capacity & Access
- Gemini coding tools / Gemini CLI vs Codex — Cost, Capacity & Access
- Codex vs GitHub Copilot — Cost, Capacity & Access
- Codex vs OpenCode — Cost, Capacity & Access
Official evidence
- Fetched
- Sep 1, 2026, 4:25 AM UTC
- Content hash
sha256:639fed08943aebf1b5d09d259b6ff83118e728bb2c347ba1f0804489895a21a3- Verification
- Compared against the official OpenAI Codex pricing page during MVP seeding. This is a tracker baseline, not a claim that OpenAI changed pricing on this date.