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GPT-5-Codex

OpenAI · gpt-5-codex

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Coding-optimized GPT model for repository edits, reviews, and agentic software work

Specification

openai listing

Context
272K
Max output
128K
Released
2025-09-15
Knowledge cutoff
2024-09-30
Retires
2026-07-23
Open weights
no
Input
text, image
Output
text

Price

US dollars per million tokens · openai list price

Input
$1.25
Output
$10.00
Cache read
$0.125

Available from 11 hosts

HostIn $/MOut $/MCache rdCache wrContextOutputRetires
openaivendor$1.25$10.00$0.125—272K128K2026-07-23
opencode$1.07$8.50$0.107—400K128K—
poe$1.10$9.00——400K128K—
jiekou$1.1875$9.50$0.1187—400K128K—
abacus$1.25$10.00$0.125—400K128K—
azure
$1.25
$1.375
$10.00
$11.00
$0.125
$0.138
—
400K
272K
128K2027-03-17
azure-cognitive-services$1.25$10.00$0.125—400K128K—
helicone$1.25$10.00$0.125—400K128K—
impossibl$1.25$10.00$0.125—400K128K—
vercel$1.25$10.00$0.13—400K128K—
zenmux$1.25$10.00$0.125—400K128K—

Price history

append-only observations · a listing writes a row only when its price moves

DateHostField$/M
2026-09-02azureCache read$0.13
2026-09-17azureCache read$0.13
2026-10-20azureCache read$0.125
2026-09-02azure-cognitive-servicesCache read$0.13
2026-10-20azure-cognitive-servicesCache read$0.125
2026-09-02openaiCache read$0.125
2026-09-24openaiCache read$0.125
2026-09-02zenmuxCache read$0.12
2026-10-22zenmuxCache read$0.125
2026-09-02azureInput$1.25
2026-09-17azureInput$1.25
2026-09-02jiekouInput$1.125
2026-10-22jiekouInput$1.1875
2026-09-02openaiInput$1.25
2026-09-24openaiInput$1.25
2026-09-02azureOutput$10.00
2026-09-17azureOutput$10.00
2026-09-02jiekouOutput$9.00
2026-10-22jiekouOutput$9.50
2026-09-02openaiOutput$10.00
2026-09-24openaiOutput$10.00

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