GPT-5.2 vs GPT-5.4: Specs & Benchmark Comparison

CharacteristicGPT-5.2GPT-5.4
CompanyOpenAIOpenAI
Release DateDecember 10, 2025March 5, 2026
Parameters
MultimodalYesYes
Context (input)256K1.0M
Context (output)128K128K
Input Price / 1M$1.50$2.50
Output Price / 1M$6.00$15.00
Average Score1.00.9
Benchmarks
GPQA0.90.9
TAU2 Telecom1.01.0

Visual Benchmark Comparison

GPT-5.2
GPT-5.4
GPQA0.9 vs 0.9
0.9
0.9
TAU2 Telecom1.0 vs 1.0
1.0
1.0

Verdict

GPT-5.4 leads in 2 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: GPT-5.2 — 1.0, GPT-5.4 — 0.9.

API Cost

GPT-5.2 is 2.3x cheaper: input $1.50/1M vs $2.50/1M tokens.

Context Window

GPT-5.4 supports a larger context: 1M vs 256K tokens.

Recency

GPT-5.4 is newer: released 3/5/2026 vs 12/10/2025.

More About These Models

Related Comparisons

The GPT-5.2 and GPT-5.4 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GPT-5.2 or GPT-5.4 page. See also the complete list of AI model comparisons.