# GPT-5.2 vs GPT-5.4 Pro

> Side-by-side benchmark comparison for GPT-5.2 and GPT-5.4 Pro across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gpt-5-2-vs-gpt-5-4-pro
- Last updated: September 29, 2026

- Shared sourced benchmarks: 4
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

Pick GPT-5.4 Pro if you want the stronger benchmark profile. GPT-5.2 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- GPT-5.4 Pro leads overall 70.67 to 61.18.
- The clearest category separation is in reasoning, where the averages are 60.7 for GPT-5.2 and 74.4 for GPT-5.4 Pro.
- The biggest single benchmark swing is ARC-AGI-2 in Reasoning, with scores of 52.9% and 83.3%.
- GPT-5.2 is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- GPT-5.4 Pro also has the larger context window at 1.05M.

## Model Snapshot

| Property | GPT-5.2 | GPT-5.4 Pro |
|----------|----------|----------|
| Creator | OpenAI | OpenAI |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | 400K | 1.05M |
| Overall Score | 61.18 | 70.67 |
| Benchmarks Covered | 15 | 10 |
| Pricing (input/output) | $1.75 / $14.00 | $30.00 / $180.00 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- GPT-5.2 public-lane score: 42.7 (Supported · #53/117)
- GPT-5.4 Pro public-lane score: Coming soon

| Benchmark | GPT-5.2 | GPT-5.4 Pro | Winner |
|-----------|-----------|-----------|--------|
| BrowseComp | 65.8% | 89.3% | GPT-5.4 Pro |
| OSWorld-Verified | 47.3% | Coming soon | Coming soon |
| Gert Labs | 46.54% | Coming soon | Coming soon |
| JobBench | 34.3% | Coming soon | Coming soon |

### Coding

- Winner: Not comparable
- GPT-5.2 public-lane score: 39.7 (Supported · #62/143)
- GPT-5.4 Pro public-lane score: Coming soon

| Benchmark | GPT-5.2 | GPT-5.4 Pro | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 80% | Coming soon | Coming soon |
| SWE-bench Pro | 55.6% | Coming soon | Coming soon |
| Vibe Code Bench | 53.50% | Coming soon | Coming soon |

### Reasoning

- Winner: Not comparable
- GPT-5.2 public-lane score: 60.7 (Unranked · 3 rankable rows)
- GPT-5.4 Pro public-lane score: 74.4 (Unranked · 2 rankable rows)

| Benchmark | GPT-5.2 | GPT-5.4 Pro | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-2 | 52.9% | 83.3% | GPT-5.4 Pro |

### Multimodal & Grounded

- Winner: Not comparable
- GPT-5.2 public-lane score: 67.3 (#23/50)
- GPT-5.4 Pro public-lane score: Coming soon

| Benchmark | GPT-5.2 | GPT-5.4 Pro | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 79.5% | Coming soon | Coming soon |
| MathVision | 83.0% | Coming soon | Coming soon |
| CharXiv | 82.1% | Coming soon | Coming soon |
| V* | 75.9% | Coming soon | Coming soon |

### Knowledge

- Winner: Not comparable
- GPT-5.2 public-lane score: 57.6 (Supported · #44/169)
- GPT-5.4 Pro public-lane score: Coming soon

| Benchmark | GPT-5.2 | GPT-5.4 Pro | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 92.4% | Coming soon | Coming soon |
| HLE | Coming soon | 58.7% | Coming soon |
| FrontierScience | Coming soon | 36.7% | Coming soon |
| FrontierScience Research | Coming soon | 36.7% | Coming soon |
| HLE w/o tools | Coming soon | 42.7% | Coming soon |

### Instruction Following

- Winner: Not comparable
- GPT-5.2 public-lane score: 91.2 (#15/124)
- GPT-5.4 Pro public-lane score: Coming soon

### Mathematics

- Winner: Not comparable
- GPT-5.2 public-lane score: 57.4 (Unranked · 2 rankable rows)
- GPT-5.4 Pro public-lane score: 68.8 (Unranked · 4 rankable rows)

| Benchmark | GPT-5.2 | GPT-5.4 Pro | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 40.700% | 50.000% | GPT-5.4 Pro |
| FrontierMath v2 (Tier 4) | 18.800% | 37.500% | GPT-5.4 Pro |
| IPhO 2025 (Theory) | Coming soon | 93.5% | Coming soon |
| FrontierMath (legacy) | Coming soon | 50% | Coming soon |

## FAQ

### Which is better overall, GPT-5.2 or GPT-5.4 Pro?

GPT-5.4 Pro is ahead overall on BenchLM right now.

### Where is the biggest gap between GPT-5.2 and GPT-5.4 Pro?

The widest category gap is in reasoning, where the averages are 60.7 for GPT-5.2 and 74.4 for GPT-5.4 Pro.

### How many benchmarks does GPT-5.2 cover on BenchLM?

GPT-5.2 currently has 15 sourced benchmark scores on BenchLM.

### How many benchmarks does GPT-5.4 Pro cover on BenchLM?

GPT-5.4 Pro currently has 10 sourced benchmark scores on BenchLM.

## Related Comparisons

- [GPT-5.2 vs GPT-5.2 Pro](/compare/gpt-5-2-vs-gpt-5-2-pro)
- [GPT-5.4 Pro vs GPT-5.2 Pro](/compare/gpt-5-2-pro-vs-gpt-5-4-pro)
- [GPT-5.2 vs GPT-5.2 Instant](/compare/gpt-5-2-vs-gpt-5-2-instant)
- [GPT-5.4 Pro vs GPT-5.2 Instant](/compare/gpt-5-2-instant-vs-gpt-5-4-pro)

## Explore More

- [GPT-5.2 profile](/models/gpt-5-2)
- [GPT-5.4 Pro profile](/models/gpt-5-4-pro)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)