# GPT-5.4 Pro vs Qwen3.5 Plus

> GPT-5.4 Pro is the stronger model overall, scoring 58.8 to 42.3 on the Noometry Index. Qwen3.5 Plus costs 75× less per token, which makes it the better buy when GPT-5.4 Pro's lead doesn't matter for your workload.

- Canonical page: https://noometry.com/compare/gpt-5-4-pro-vs-qwen3-5-plus
- Last updated: 2026-10-10
- Shared benchmarks: 7

## Summary

- They share 7 benchmarks with published results for both. GPT-5.4 Pro scores higher in 3 categories and Qwen3.5 Plus in 0 categories; 3 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where GPT-5.4 Pro leads 71.0 to 32.0.
- The biggest single-benchmark swing is Chess Puzzles: 58.6% for GPT-5.4 Pro and 22% for Qwen3.5 Plus.
- Qwen3.5 Plus is cheaper at $0.40 / $2.40 per million input/output tokens, against $30 / $180 for GPT-5.4 Pro.
- GPT-5.4 Pro accepts more context: 1.05M tokens versus 1M.

## Snapshot

| | GPT-5.4 Pro | Qwen3.5 Plus |
|---|---|---|
| Provider | OpenAI | Alibaba (Qwen) |
| Noometry Index | 58.8 | 42.3 |
| Rank | 16 | 103 |
| Context | 1.05M | 1M |
| Input $/M | $30 | $0.40 |
| Output $/M | $180 | $2.40 |
| Weights | Proprietary | Proprietary |

## Coding

- GPT-5.4 Pro: 42.6 (#89)
- Qwen3.5 Plus: —

| Benchmark | GPT-5.4 Pro | Qwen3.5 Plus |
|---|---|---|
| WeirdML | 57.4% | — |
| ALE-Bench | — | 621.92 |

## Agentic & Tool Use

- GPT-5.4 Pro: —
- Qwen3.5 Plus: —

| Benchmark | GPT-5.4 Pro | Qwen3.5 Plus |
|---|---|---|
| Vending-Bench 2 | — | 0.54 |

## Reasoning

- GPT-5.4 Pro: 71.0 (#10)
- Qwen3.5 Plus: 32.0 (#67)

| Benchmark | GPT-5.4 Pro | Qwen3.5 Plus |
|---|---|---|
| Chess Puzzles | 58.6% | 22% |
| Epoch Capabilities Index | 159.12 | 146.79 |
| ARC-AGI-2 | 83.3% | — |
| SimpleBench | 74.1% | — |
| ARC-AGI-1 | 94.5% | — |
| CritPt | 30% | — |
| EnigmaEval | 23.8% | — |
| Mystery Game Puzzles | — | 17% |
| DTBench | — | 80.5% |
| LMCA | — | 36.4% |

## Math

- GPT-5.4 Pro: 72.0 (#17)
- Qwen3.5 Plus: 47.9 (#55)

| Benchmark | GPT-5.4 Pro | Qwen3.5 Plus |
|---|---|---|
| FrontierMath (Feb 2025 set) | 50% | 21% |
| FrontierMath Tier 4 (v1) | 37.5% | 2.1% |
| FrontierMath (Tiers 1-3) | 82.5% | — |
| FrontierMath Tier 4 | 58.5% | — |
| OTIS Mock AIME 2024-2025 | — | 86.7% |

## Knowledge

- GPT-5.4 Pro: 68.3 (#6)
- Qwen3.5 Plus: 46.0 (#78)

| Benchmark | GPT-5.4 Pro | Qwen3.5 Plus |
|---|---|---|
| GPQA Diamond | 94.6% | 84.8% |
| SimpleQA Verified | 46.3% | 25.4% |
| Vectara Hallucination Rate | 8.3% | 10.7% |
| Humanity's Last Exam | 44.3% | — |

## Long Context

- GPT-5.4 Pro: —
- Qwen3.5 Plus: 42.9 (#109)

| Benchmark | GPT-5.4 Pro | Qwen3.5 Plus |
|---|---|---|
| CL-bench | — | 19.8% |
| CL-bench Life | — | 12.4% |

## FAQ

### Is GPT-5.4 Pro better than Qwen3.5 Plus?

GPT-5.4 Pro is the stronger model overall, scoring 58.8 to 42.3 on the Noometry Index. Qwen3.5 Plus costs 75× less per token, which makes it the better buy when GPT-5.4 Pro's lead doesn't matter for your workload.

### Which is cheaper, GPT-5.4 Pro or Qwen3.5 Plus?

Qwen3.5 Plus is cheaper. It lists at $0.40 per million input tokens and $2.40 per million output tokens; GPT-5.4 Pro lists at $30 and $180.

### Which has the bigger context window?

GPT-5.4 Pro does, with 1.05M tokens against 1M.

### How many benchmarks do GPT-5.4 Pro and Qwen3.5 Plus share?

7 benchmarks have published results for both models. GPT-5.4 Pro has 16 scored results on Noometry and Qwen3.5 Plus has 15.