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gpt-5.1-codex on OpenAI

All pricing options, context tiers & price history

Last updated Jul 29, 2026

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Model Details

Context Length
400,000
Max Output
128,000
Released
Nov 2025
Status
Deprecated(on Jul 23, 2026)
Modalities
Text

Current Pricing

Text (2 tiers)

Context Size Usage Type Input Price
per 1M tokens
Output Price
per 1M tokens
Cached Input
per 1M tokens
Effective From
400,000 tokens Priority $2.5000 $20.0000 $0.2500 —
400,000 tokens Standard $1.2500 $10.0000 $0.1250 Nov 13, 2025

Pricing Change History

No pricing changes have been recorded yet for this model.