# GPT-4.1 nano vs LongCat-Flash-Lite-Sparse

> Side-by-side benchmark comparison for GPT-4.1 nano and LongCat-Flash-Lite-Sparse across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gpt-4-1-nano-vs-longcat-flash-lite-sparse
- Last updated: September 10, 2026

- Shared sourced benchmarks: 1
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Evidence is too thin for a benchmark verdict: GPT-4.1 nano and LongCat-Flash-Lite-Sparse share only 1 sourced benchmark row.

## Summary

- Only 1 shared sourced benchmark row is available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.
- LongCat-Flash-Lite-Sparse has the lower published output-token price.

## Model Snapshot

| Property | GPT-4.1 nano | LongCat-Flash-Lite-Sparse |
|----------|----------|----------|
| Creator | OpenAI | Meituan |
| Type | Proprietary | Open Weight |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 1M | 1M |
| Independent public score (not head-to-head) | 27.15 | null |
| Benchmarks Covered | 4 | 17 |
| Pricing (input/output) | $0.10 / $0.40 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- GPT-4.1 nano public-lane score: 33.4 (Estimated · #136/152)
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon

| Benchmark | GPT-4.1 nano | LongCat-Flash-Lite-Sparse | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | Coming soon | 33.7% | Coming soon |
| VITA-Bench | Coming soon | 21.7% | Coming soon |
| MCP Atlas | Coming soon | 45.6% | Coming soon |
| BrowseComp | Coming soon | 48.6% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- GPT-4.1 nano public-lane score: 30.9 (Estimated · #136/151)
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon

| Benchmark | GPT-4.1 nano | LongCat-Flash-Lite-Sparse | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | Coming soon | 68.2% | Coming soon |
| SWE-bench Pro | Coming soon | 40.6% | Coming soon |
| SWE Multilingual | Coming soon | 59.3% | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 33.7% | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- GPT-4.1 nano public-lane score: 25.3 (Unranked · 1 rankable row)
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon

### Reasoning

- Winner: Insufficient shared evidence
- GPT-4.1 nano public-lane score: 35 (Unranked · 2 rankable rows)
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon

### Knowledge

- Winner: Insufficient shared evidence
- GPT-4.1 nano public-lane score: 29.6 (Supported · #177/183)
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon

| Benchmark | GPT-4.1 nano | LongCat-Flash-Lite-Sparse | Winner |
|-----------|-----------|-----------|--------|
| MMLU | 80.1% | 85.3% | LongCat-Flash-Lite-Sparse |
| GPQA | 50.3% | Coming soon | Coming soon |
| MMLU-Pro | Coming soon | 79.2% | Coming soon |
| CMMLU | Coming soon | 84.3% | Coming soon |
| C-Eval | Coming soon | 85.8% | Coming soon |
| GPQA-D | Coming soon | 69.5% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- GPT-4.1 nano public-lane score: 36.3 (#108/123)
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon

| Benchmark | GPT-4.1 nano | LongCat-Flash-Lite-Sparse | Winner |
|-----------|-----------|-----------|--------|
| IFEval | 83.2% | Coming soon | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- GPT-4.1 nano public-lane score: 25.6 (Unranked · 1 rankable row)
- LongCat-Flash-Lite-Sparse public-lane score: Coming soon

| Benchmark | GPT-4.1 nano | LongCat-Flash-Lite-Sparse | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 1.034% | Coming soon | Coming soon |
| MATH-500 | Coming soon | 95.8% | Coming soon |
| AIME26 | Coming soon | 65.7% | Coming soon |
| HMMT Feb 2026 | Coming soon | 40.5% | Coming soon |
| IMOAnswerBench | Coming soon | 49.4% | Coming soon |

## FAQ

### Is there enough evidence to pick between GPT-4.1 nano and LongCat-Flash-Lite-Sparse?

Not yet. The models share only 1 sourced benchmark row, 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-4.1 nano vs GPT-4.1](/compare/gpt-4-1-vs-gpt-4-1-nano)
- [LongCat-Flash-Lite-Sparse vs GPT-4.1](/compare/gpt-4-1-vs-longcat-flash-lite-sparse)
- [GPT-4.1 nano vs GPT-4.1 mini](/compare/gpt-4-1-mini-vs-gpt-4-1-nano)
- [LongCat-Flash-Lite-Sparse vs GPT-4.1 mini](/compare/gpt-4-1-mini-vs-longcat-flash-lite-sparse)

## Explore More

- [GPT-4.1 nano profile](/models/gpt-4-1-nano)
- [LongCat-Flash-Lite-Sparse profile](/models/longcat-flash-lite-sparse)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)