GPT-5.4 vs GPT-5.2 Comparison

Comparing GPT-5.4 and GPT-5.2 across benchmarks, pricing, and capabilities.

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Performance Benchmarks

Comparative analysis across standard metrics

12 benchmarks

GPT-5.4 outperforms in 11 benchmarks (ARC-AGI, ARC-AGI v2, BrowseComp, FrontierMath, GPQA, Graphwalks parents <128k, Humanity's Last Exam, MCP Atlas, MMMU-Pro, Tau2 Telecom, Toolathlon), while GPT-5.2 is better at 1 benchmark (Graphwalks BFS <128k).

GPT-5.4 significantly outperforms across most benchmarks.

Tue Mar 17 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

GPT-5.2 costs less

For input processing, GPT-5.4 ($2.50/1M tokens) is 1.4x more expensive than GPT-5.2 ($1.75/1M tokens).

For output processing, GPT-5.4 ($15.00/1M tokens) is 1.1x more expensive than GPT-5.2 ($14.00/1M tokens).

In conclusion, GPT-5.4 is more expensive than GPT-5.2.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Tue Mar 17 2026 • llm-stats.com
OpenAI
GPT-5.4
Input tokens$2.50
Output tokens$15.00
Best providerOpenAI
OpenAI
GPT-5.2
Input tokens$1.75
Output tokens$14.00
Best providerOpenAI
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Context Window

Maximum input and output token capacity

GPT-5.4 accepts 1,000,000 input tokens compared to GPT-5.2's 400,000 tokens. Both models can generate responses up to 128,000 tokens.

OpenAI
GPT-5.4
Input1,000,000 tokens
Output128,000 tokens
OpenAI
GPT-5.2
Input400,000 tokens
Output128,000 tokens
Tue Mar 17 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both GPT-5.4 and GPT-5.2 support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

GPT-5.4

Text
Images
Audio
Video

GPT-5.2

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

GPT-5.4

Proprietary

Closed source

GPT-5.2

Proprietary

Closed source

Release Timeline

When each model was launched

GPT-5.4 was released on 2026-03-05, while GPT-5.2 was released on 2025-12-11.

GPT-5.4 is 3 months newer than GPT-5.2.

GPT-5.4

Mar 5, 2026

1 weeks ago

2mo newer
GPT-5.2

Dec 11, 2025

3 months ago

Knowledge Cutoff

When training data ends

GPT-5.2 has a documented knowledge cutoff of 2025-08-25, while GPT-5.4's cutoff date is not specified.

We can confirm GPT-5.2's training data extends to 2025-08-25, but cannot make a direct comparison without GPT-5.4's cutoff date.

GPT-5.4

—

GPT-5.2

Aug 2025

Provider Availability

GPT-5.4 is available from OpenAI. GPT-5.2 is available from OpenAI. The availability of providers can affect quality of the model and reliability.

GPT-5.4

openai logo
OpenAI
Input Price:Input: $2.50/1MOutput Price:Output: $15.00/1M

GPT-5.2

openai logo
OpenAI
Input Price:Input: $1.75/1MOutput Price:Output: $14.00/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

OpenAI
Larger context window (1,000,000 tokens)
Higher ARC-AGI score (93.7% vs 86.2%)
Higher ARC-AGI v2 score (73.3% vs 52.9%)
Higher BrowseComp score (82.7% vs 65.8%)
Higher FrontierMath score (47.6% vs 40.3%)
Higher GPQA score (92.8% vs 92.4%)
Higher Graphwalks parents <128k score (89.8% vs 89.0%)
Higher Humanity's Last Exam score (39.8% vs 34.5%)
Higher MCP Atlas score (67.2% vs 60.6%)
Higher MMMU-Pro score (81.2% vs 79.5%)
Higher Tau2 Telecom score (98.9% vs 98.7%)
Higher Toolathlon score (54.6% vs 46.3%)
OpenAI
Less expensive input tokens
Less expensive output tokens
Higher Graphwalks BFS <128k score (94.0% vs 93.0%)

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
GPT-5.4
OpenAI
GPT-5.2