# A.X K2 vs MiniCPM5-1B

> Side-by-side benchmark comparison for A.X K2 and MiniCPM5-1B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/a-x-k2-vs-minicpm5-1b
- Last updated: September 10, 2026

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

## Quick Verdict

Pick A.X K2 if you want the stronger benchmark profile. MiniCPM5-1B only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- A.X K2 leads overall 49 to 40.
- The biggest single benchmark swing is GPQA-D in Knowledge, with scores of 85.6% and 26.3%.
- A.X K2 also has the larger context window at 262K.

## Model Snapshot

| Property | A.X K2 | MiniCPM5-1B |
|----------|----------|----------|
| Creator | SK Telecom | OpenBMB |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 262K | 131K |
| Overall Score | null | null |
| Benchmarks Covered | 10 | 14 |
| Pricing (input/output) | $0.00 / $0.00 | N/A |

## Category Breakdown

### Agentic

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- MiniCPM5-1B public-lane score: 43.1 (Estimated · #98/152)

| Benchmark | A.X K2 | MiniCPM5-1B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 36.0% | Coming soon | Coming soon |
| BFCL v4 | Coming soon | 25.1% | Coming soon |

### Coding

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- MiniCPM5-1B public-lane score: Coming soon

| Benchmark | A.X K2 | MiniCPM5-1B | Winner |
|-----------|-----------|-----------|--------|
| LiveCodeBench v6 | 84.0% | 33.5% | A.X K2 |
| SciCode | 41% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 36.0% | Coming soon | Coming soon |
| LiveCodeBench Pro | Coming soon | 22.7% | Coming soon |

### Reasoning

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- MiniCPM5-1B public-lane score: Coming soon

| Benchmark | A.X K2 | MiniCPM5-1B | Winner |
|-----------|-----------|-----------|--------|
| BBH | Coming soon | 71.9% | Coming soon |

### Knowledge

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- MiniCPM5-1B public-lane score: 36.6 (Estimated · #149/183)

| Benchmark | A.X K2 | MiniCPM5-1B | Winner |
|-----------|-----------|-----------|--------|
| HLE | 27.8% | Coming soon | Coming soon |
| GPQA-D | 85.6% | 26.3% | A.X K2 |
| MMLU-Pro | Coming soon | 48.9% | Coming soon |
| MMLU-Redux | Coming soon | 70.1% | Coming soon |
| SuperGPQA | Coming soon | 23.1% | Coming soon |

### Instruction Following

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- MiniCPM5-1B public-lane score: 24.8 (#121/123)

| Benchmark | A.X K2 | MiniCPM5-1B | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 75.9% | 46.7% | A.X K2 |
| IFEval | Coming soon | 80.4% | Coming soon |

### Mathematics

- Winner: Coming soon
- A.X K2 public-lane score: Coming soon
- MiniCPM5-1B public-lane score: 5.4 (Unranked · 4 rankable rows)

| Benchmark | A.X K2 | MiniCPM5-1B | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 97.1% | 40.4% | A.X K2 |
| Apex | 45.8% | Coming soon | Coming soon |
| Apex Shortlist | 88.6% | Coming soon | Coming soon |
| AIME 2025 | Coming soon | 40.4% | Coming soon |
| HMMT Feb 2026 | Coming soon | 25.8% | Coming soon |
| MATH-500 | Coming soon | 91.6% | Coming soon |

## FAQ

### Which is better overall, A.X K2 or MiniCPM5-1B?

A.X K2 is ahead overall on BenchLM right now.

### How many benchmarks does A.X K2 cover on BenchLM?

A.X K2 currently has 10 sourced benchmark scores on BenchLM.

### How many benchmarks does MiniCPM5-1B cover on BenchLM?

MiniCPM5-1B currently has 14 sourced benchmark scores on BenchLM.

## Related Comparisons

- [A.X K2 vs A.X series](/compare/a-x-k2-vs-skt-ax)
- [MiniCPM5-1B vs A.X series](/compare/minicpm5-1b-vs-skt-ax)
- [A.X K2 vs MiniCPM5-2B](/compare/a-x-k2-vs-minicpm5-2b)
- [MiniCPM5-1B vs MiniCPM5-2B](/compare/minicpm5-1b-vs-minicpm5-2b)

## Explore More

- [A.X K2 profile](/models/a-x-k2)
- [MiniCPM5-1B profile](/models/minicpm5-1b)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)