AI Index

GPT-5.2 Codex

Language OpenAI Partly verified Retired Shut down Jul 23, 2026 Released Dec 18, 2025
Model ID
Context
400K
128K max output
Input price
$1.75
per 1M tokens · OpenAI API
Output price
$14.00
per 1M tokens
Epoch Capabilities Index
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Not listed
LMArena Text
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Not listed

Where to run it

2 offerings · prices as listed
MeterTierPrice
OpenAI API (opens in a new tab) Official Retired Global · USD gpt-5.2-codex
InputStandard $1.75 / 1M tokens
OutputStandard $14.00 / 1M tokens
Cache readStandard $0.18 / 1M tokens
Azure OpenAI in Foundry (opens in a new tab) Shuts down Jul 13, 2027 Global · USD gpt-5.2-codex
InputStandard $1.75 / 1M tokens
OutputStandard $14.00 / 1M tokens
Cache readStandard $0.18 / 1M tokens

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