GPT-5.2 vs GPT-5.4 nano

Side-by-side benchmark comparison across coding, math, reasoning, speed, and pricing.

GPT-5.4 nano by OpenAI wins on 3 of 6 benchmarks against GPT-5.2 by OpenAI, which leads on 2. This head-to-head comparison covers coding, math, reasoning, speed, and pricing metrics from our benchmark data.

Category-by-Category Breakdown

Reasoning: In reasoning, GPT-5.2 scores 87.9% on GPQA Diamond compared to GPT-5.4 nano's 77.9%, while GPT-5.2 scores 73.3% on τ²-Bench Airline compared to GPT-5.4 nano's 67.0%.

Context: In context, both score 400K on Context Length.

Pricing Comparison

GPT-5.2 costs $1.8/1M input tokens and $14.0/1M output tokens, while GPT-5.4 nano costs $0.20/1M input and $1.3/1M output. GPT-5.4 nano is the more affordable option for API usage.

Verdict

GPT-5.4 nano leads across the board in affordability, making it the stronger overall choice in this comparison.

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GPT-5.2 vs GPT-5.4 nano — FAQ

Which is better, GPT-5.2 or GPT-5.4 nano?

GPT-5.4 nano wins on more benchmarks overall (3 vs 2). However, the best choice depends on your specific needs — each model excels in different areas.

How does GPT-5.2 compare to GPT-5.4 nano for coding?

SWE-bench Verified data is not available for both models. Check the detailed comparison charts above for other coding-related metrics.

Is GPT-5.2 cheaper than GPT-5.4 nano?

Yes, GPT-5.4 nano is cheaper. GPT-5.2 costs $1.8/1M input and $14.0/1M output tokens. GPT-5.4 nano costs $0.20/1M input and $1.3/1M output tokens.

Which is faster, GPT-5.2 or GPT-5.4 nano?

Output speed data is not available for both models. Check the speed section of the comparison above for available performance data.

What benchmarks does the GPT-5.2 vs GPT-5.4 nano comparison cover?

This comparison covers 6 benchmarks including GPQA Diamond, Input Cost, Output Cost, Context Length, Cached Input Cost, τ²-Bench Airline. Metrics span general intelligence, coding, math, reasoning, speed, and cost categories.