# Cosmos3-Nano vs Kimi K2

> Side-by-side benchmark comparison for Cosmos3-Nano and Kimi K2 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/cosmos3-nano-vs-kimi-k2
- Last updated: October 20, 2026

- Shared sourced benchmarks: 0
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

No benchmark verdict yet: there is no shared sourced benchmark row for Cosmos3-Nano and Kimi K2.

## Summary

- Cosmos3-Nano and Kimi K2 do not currently share a sourced benchmark row. The mirror therefore compares metadata, pricing, context windows, and each model's separately reported coverage without naming a benchmark winner.

## Model Snapshot

| Property | Cosmos3-Nano | Kimi K2 |
|----------|----------|----------|
| Creator | NVIDIA | Moonshot AI |
| Type | Open Weight | Proprietary |
| Reasoning | Reasoning | Non-Reasoning |
| Context | N/A | 128K |
| Independent public score (not head-to-head) | null | 33.42 |
| Benchmarks Covered | 0 | 13 |
| Pricing (input/output) | $0.00 / $0.00 | $0.60 / $2.50 |

## Category Breakdown

### Coding

- Winner: Insufficient shared evidence
- Cosmos3-Nano public-lane score: Coming soon
- Kimi K2 public-lane score: Coming soon

| Benchmark | Cosmos3-Nano | Kimi K2 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | Coming soon | 65.8% | Coming soon |
| LiveCodeBench v6 | Coming soon | 53.7% | Coming soon |
| SWE Multilingual | Coming soon | 47.3% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Cosmos3-Nano public-lane score: Coming soon
- Kimi K2 public-lane score: 61.4 (Unranked · 2 rankable rows)

### Knowledge

- Winner: Insufficient shared evidence
- Cosmos3-Nano public-lane score: Coming soon
- Kimi K2 public-lane score: 36 (Estimated · #132/187)

| Benchmark | Cosmos3-Nano | Kimi K2 | Winner |
|-----------|-----------|-----------|--------|
| MMLU | Coming soon | 89.5% | Coming soon |
| GPQA | Coming soon | 75.1% | Coming soon |
| SuperGPQA | Coming soon | 57.2% | Coming soon |
| MMLU-Pro | Coming soon | 81.1% | Coming soon |
| SimpleQA | Coming soon | 31% | Coming soon |
| HLE | Coming soon | 4.7% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Cosmos3-Nano public-lane score: Coming soon
- Kimi K2 public-lane score: 48.4 (#99/152)

| Benchmark | Cosmos3-Nano | Kimi K2 | Winner |
|-----------|-----------|-----------|--------|
| IFEval | Coming soon | 89.8% | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- Cosmos3-Nano public-lane score: Coming soon
- Kimi K2 public-lane score: 0 (#12/12)

| Benchmark | Cosmos3-Nano | Kimi K2 | Winner |
|-----------|-----------|-----------|--------|
| AIME 2024 | Coming soon | 69.6% | Coming soon |
| AIME 2025 | Coming soon | 49.5% | Coming soon |
| MATH-500 | Coming soon | 97.4% | Coming soon |

## FAQ

### Can I compare Cosmos3-Nano and Kimi K2 on BenchLM yet?

Not fully yet. BenchLM is tracking both models, but sourced benchmark coverage is still incomplete for a fair score-level comparison.

### Why does this page show "coming soon" values?

BenchLM only calls winners when public benchmark coverage is available on both sides of the comparison.

## Related Comparisons

- [Cosmos3-Nano vs Cosmos3-Edge](/compare/cosmos3-edge-vs-cosmos3-nano)
- [Kimi K2 vs Cosmos3-Edge](/compare/cosmos3-edge-vs-kimi-k2)
- [Cosmos3-Nano vs Cosmos3-Super](/compare/cosmos3-nano-vs-cosmos3-super)
- [Kimi K2 vs Cosmos3-Super](/compare/cosmos3-super-vs-kimi-k2)

## Explore More

- [Cosmos3-Nano profile](/models/cosmos3-nano)
- [Kimi K2 profile](/models/kimi-k2)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)