GPT-5.2 Codex
openai/gpt-5.2-codex
Code-specialist GPT for repository edits, reviews, and long-running software agents
Capabilities
ReasoningYes
Tool callingYes
Structured outputYes
TemperatureFixed
AttachmentYes
Open weightsNo
Limits
Context400,000 tokens
Max input272,000 tokens
Max output128,000 tokens
Details
Familygpt-codex
Knowledge cutoff2025-08-31
Release date2025-12-11
Last updated2025-12-11
Modalities
Inputtext, image, pdf
Outputtext
Benchmarks
SWE-Bench Pro
41.04
resolve rate
Community Rating
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Pricing
Cost per 1M tokens
InputN/A
OutputN/A