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Comparison

GPT 5.2 vs GPT 5.3 Chat

Side-by-side comparison of OpenAI GPT 5.2 and OpenAI GPT 5.3 Chat. Pricing, quality benchmarks, and context windows.

Quality Benchmarks

LiveBench / 0-100

Coding61 / 64Math93 / 88Reasoning88 / 75Language68 / 70

GPT 5.2

77.8Frontier

GPT 5.3 Chat

74.4Frontier

GPT 5.2
GPT 5.3 Chat

Input Price (per 1M)

$1.75
$1.75

Output Price (per 1M)

$14.00
$14.00

Context Window

400K
3.1x
128K

Max Output

128K
7.8x
16.4K

OpenAI

GPT 5.2

vs

OpenAI

GPT 5.3 Chat

Pricing per 1M Tokens

$1.75

Input

Input

$1.75

Input

$14.00

Output

Output

$14.00

Output

Token Limits

Context

400K

Context

Context

128K

Max Output

128K

Max Output

Max Output

16.4K

VisionTools
VisionTools

GPT 5.2 Details

$1.75 in / $14.00 out

GPT 5.3 Chat Details

$1.75 in / $14.00 out

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