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Comparison

GPT 5.4 vs GPT 5.2 Chat

Side-by-side comparison of OpenAI GPT 5.4 and OpenAI GPT 5.2 Chat. Pricing, quality benchmarks, and context windows.

Quality Benchmarks

LiveBench / 0-100

Coding73 / 61Math94 / 93Reasoning90 / 88Language75 / 68

GPT 5.4

83.1Frontier

GPT 5.2 Chat

77.8Frontier

GPT 5.4
GPT 5.2 Chat

Input Price (per 1M)

$2.50
$1.75
30% less

Output Price (per 1M)

$15.00
$14.00
7% less

Context Window

1.1M
8.2x
128K

Max Output

128K
7.8x
16.4K

OpenAI

GPT 5.4

vs

OpenAI

GPT 5.2 Chat

Pricing per 1M Tokens

$2.50

Input

Input

$1.75

30% cheaper

Input

$15.00

Output

Output

$14.00

7% cheaper

Output

Token Limits

Context

1.1M

Context

Context

128K

Max Output

128K

Max Output

Max Output

16.4K

VisionTools
VisionTools

GPT 5.4 Details

$2.50 in / $15.00 out

GPT 5.2 Chat Details

$1.75 in / $14.00 out

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