GPT-5-Codex
Coding-optimized GPT model for repository edits, reviews, and agentic software work
Context
400,000
Max output
128,000
Input / 1M
$1.07
Output / 1M
$8.50
Providers
10
01Profile
Profile
Released
2025-09-15
Last updated
2026-01
Knowledge cutoff
2024-09-30
Weights
Closed
02Capabilities
Capabilities
Input
text · image
Output
text
Reasoning
Yes
Tool calling
Yes
Structured output
Yes
Attachments
No
Cache read
—
Cache write
—
03Pricing
Pricing across 10 providers
Per 1M tokens, USD. Sorted by input price. First-party row highlighted.
04History
Change history
12+ recent events since 2025-09-15
2026-09-02Removednano-gptofferingremoved→ new
2026-08-27Removedorcarouterofferingremoved→ new
2026-08-04Removedrequestyofferingremoved→ new
2026-08-03Price cutnano-gptinput / 1M$10.00→ $1.25
2026-08-03Price cutnano-gptoutput / 1M$19.99→ $10.00
2026-08-02Addedimpossibloffering→ new
2026-08-02Removedkiloofferingremoved→ new
2026-07-30Removedopenrouterofferingremoved→ new
2026-07-24Removedopenaiofferingremoved→ new
2026-07-24ContextvercelContext window400,000→ new
2026-07-24ContextvercelMax output128,000→ new
2026-06-04ContextopenrouterContext window400,000→ new