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OpenAI: GPT-5.2-Codex
Overview
Provider OpenAI
Our Score 81
Performance Tier Professional
Best For
Released Jan 2026
Knowledge Cutoff
Dimension Scores
Intelligence 8.6 / 10
Technical 7.9 / 10
Content 8.0 / 10
Value 6.5 / 10
Pricing
Input / 1M tokens $1.75
Output / 1M tokens $14.00
Performance
Context Window 400K
Throughput (tok/s)
Latency (TTFT ms)
Parameters
Intelligence Indices (Artificial Analysis)
Intelligence 49
Coding 43
Math
Agentic 64.6
Benchmarks
MMLU-Pro
MMLU
GPQA Diamond 0.9
GPQA (HF)
LiveCodeBench
HumanEval
MATH-500
AIME '25
AIME
MATH (HF)
Humanity's Last Exam 0.3
SWE-bench
IFBench 0.8
IFEval
Capabilities
Tool Use ✓ Yes
Function Calling ✓ Yes
Vision ✓ Yes
Open Source ✗ No
License

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