# GPT-5.4 nano vs Qwen3.8-Flash-Next

> Side-by-side benchmark comparison for GPT-5.4 nano and Qwen3.8-Flash-Next across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gpt-5-4-nano-vs-qwen3-8-flash-next
- Last updated: October 10, 2026

- Shared sourced benchmarks: 3
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Evidence is too thin for a benchmark verdict: GPT-5.4 nano and Qwen3.8-Flash-Next share only 3 sourced benchmark rows.

## Summary

- Only 3 shared sourced benchmark rows are available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.
- Qwen3.8-Flash-Next has the lower published output-token price.
- GPT-5.4 nano has the larger published context window at 400K.

## Model Snapshot

| Property | GPT-5.4 nano | Qwen3.8-Flash-Next |
|----------|----------|----------|
| Creator | OpenAI | Alibaba |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 400K | 262K |
| Independent public score (not head-to-head) | 47.44 | 64.23 |
| Benchmarks Covered | 21 | 24 |
| Pricing (input/output) | $0.20 / $1.25 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- GPT-5.4 nano public-lane score: 32.2 (Supported · #82/123)
- Qwen3.8-Flash-Next public-lane score: 59.5 (Estimated · #24/123)

| Benchmark | GPT-5.4 nano | Qwen3.8-Flash-Next | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 46.3% | Coming soon | Coming soon |
| OSWorld-Verified | 39% | Coming soon | Coming soon |
| MCP Atlas | 56.1% | Coming soon | Coming soon |
| Toolathlon | 35.5% | Coming soon | Coming soon |
| τ²-bench results | 92.5% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 41.6% | Coming soon | Coming soon |
| CoWorkBench | Coming soon | 73.9% | Coming soon |
| JobBench | Coming soon | 55.7% | Coming soon |
| Agents' Last Exam | Coming soon | 51.2% | Coming soon |
| Toolathlon-Verified | Coming soon | 73.5% | Coming soon |
| AndroidWorld | Coming soon | 84.5% | Coming soon |
| OSWorld 2.0 | Coming soon | 19.4% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- GPT-5.4 nano public-lane score: 30.7 (Supported · #93/146)
- Qwen3.8-Flash-Next public-lane score: 52.4 (Supported · #37/146)

| Benchmark | GPT-5.4 nano | Qwen3.8-Flash-Next | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 46.3% | Coming soon | Coming soon |
| Vibe Code Bench | 26.10% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 84.0% | Coming soon | Coming soon |
| SWE-bench (Vals) | 69.8% | Coming soon | Coming soon |
| SWE-bench Pro | Coming soon | 62.5% | Coming soon |
| SWE Multilingual | Coming soon | 81% | Coming soon |
| NL2Repo | Coming soon | 48.1% | Coming soon |
| DeepSWE | Coming soon | 58.7% | Coming soon |
| LiveCodeBench v6 | Coming soon | 91.9% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- GPT-5.4 nano public-lane score: 40.8 (Unranked · 4 rankable rows)
- Qwen3.8-Flash-Next public-lane score: 80.9 (Unranked · 2 rankable rows)

| Benchmark | GPT-5.4 nano | Qwen3.8-Flash-Next | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-1 | 51.50% | Coming soon | Coming soon |
| ARC-AGI-2 | 5.7% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- GPT-5.4 nano public-lane score: 52.1 (#48/54)
- Qwen3.8-Flash-Next public-lane score: 87.7 (#8/54)

| Benchmark | GPT-5.4 nano | Qwen3.8-Flash-Next | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 66.1% | Coming soon | Coming soon |
| MMMU-Pro w/ Python | 69.5% | Coming soon | Coming soon |
| Vision2Web | Coming soon | 64.0% | Coming soon |
| ERQA | Coming soon | 72.3% | Coming soon |
| LVBench | Coming soon | 76.6% | Coming soon |
| RealWorldQA | Coming soon | 88.5% | Coming soon |
| MathVision | Coming soon | 90.6% | Coming soon |
| MathVision w/ Python | Coming soon | 95.7% | Coming soon |
| CharXiv w/o tools | Coming soon | 84.6% | Coming soon |
| CharXiv | Coming soon | 90.6% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- GPT-5.4 nano public-lane score: 40.1 (Supported · #111/177)
- Qwen3.8-Flash-Next public-lane score: 59.4 (Supported · #47/177)

| Benchmark | GPT-5.4 nano | Qwen3.8-Flash-Next | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 82.8% | 91.7% | Qwen3.8-Flash-Next |
| HLE | 37.7% | 35.9% | GPT-5.4 nano |
| HLE w/o tools | 24.3% | 35.9% | Qwen3.8-Flash-Next |
| GPQA Diamond (Vals) | 77.5% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 77.2% | Coming soon | Coming soon |
| GPQA-D | Coming soon | 91.7% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- GPT-5.4 nano public-lane score: 93.3 (#11/127)
- Qwen3.8-Flash-Next public-lane score: 91.2 (#22/127)

| Benchmark | GPT-5.4 nano | Qwen3.8-Flash-Next | Winner |
|-----------|-----------|-----------|--------|
| IFBench | Coming soon | 81.3% | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- GPT-5.4 nano public-lane score: 44.3 (Unranked · 2 rankable rows)
- Qwen3.8-Flash-Next public-lane score: Coming soon

| Benchmark | GPT-5.4 nano | Qwen3.8-Flash-Next | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 25.860% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 6.250% | Coming soon | Coming soon |

## FAQ

### Is there enough evidence to pick between GPT-5.4 nano and Qwen3.8-Flash-Next?

Not yet. The models share only 3 sourced benchmark rows, so this mirror reports the available measurements and metadata without naming a broad winner.

### What can I compare safely on this page?

Published pricing, context windows, model type, and individual shared benchmark rows are directly comparable. Independent overall scores and non-overlapping benchmark coverage are labeled separately and should not be read as a controlled head-to-head result.

## Related Comparisons

- [GPT-5.4 nano vs GPT-5.4 Pro](/compare/gpt-5-4-nano-vs-gpt-5-4-pro)
- [Qwen3.8-Flash-Next vs GPT-5.4 Pro](/compare/gpt-5-4-pro-vs-qwen3-8-flash-next)
- [GPT-5.4 nano vs GPT-5.4](/compare/gpt-5-4-vs-gpt-5-4-nano)
- [Qwen3.8-Flash-Next vs GPT-5.4](/compare/gpt-5-4-vs-qwen3-8-flash-next)

## Explore More

- [GPT-5.4 nano profile](/models/gpt-5-4-nano)
- [Qwen3.8-Flash-Next profile](/models/qwen3-8-flash-next)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)