# A.X K2 vs LFM2.5-24B-A2B

> Side-by-side benchmark comparison for A.X K2 and LFM2.5-24B-A2B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/a-x-k2-vs-lfm2-5-24b-a2b
- Last updated: October 13, 2026

- Shared sourced benchmarks: 4
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

A.X K2 leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- A.X K2 has the higher overall point estimate 51 to 37.8. Conditional score ranges do not establish rank confidence.
- The biggest single benchmark swing is HLE in Knowledge, with scores of 27.8% and 7.4%.
- A.X K2 is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- A.X K2 also has the larger context window at 262K.

## Model Snapshot

| Property | A.X K2 | LFM2.5-24B-A2B |
|----------|----------|----------|
| Creator | SK Telecom | LiquidAI |
| Type | Open Weight | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 262K | 131K |
| Overall Score | null | 37.8 |
| Benchmarks Covered | 10 | 13 |
| Pricing (input/output) | $0.00 / $0.00 | $0.10 / $1.00 |

## Category Breakdown

### Agentic

- Winner: Not comparable
- A.X K2 public-lane score: Coming soon
- LFM2.5-24B-A2B public-lane score: 30.2 (Estimated · #88/124)

| Benchmark | A.X K2 | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 36.0% | Coming soon | Coming soon |
| AutomationBench | Coming soon | 27.7% | Coming soon |
| BFCL v4 | Coming soon | 65.0% | Coming soon |
| τ³-bench results | Coming soon | 8.0% | Coming soon |
| PinchBench | Coming soon | 83.2% | Coming soon |
| WebArena-Verified | Coming soon | 26.8% | Coming soon |

### Coding

- Winner: Not comparable
- A.X K2 public-lane score: Coming soon
- LFM2.5-24B-A2B public-lane score: 28.5 (Estimated · #98/149)

| Benchmark | A.X K2 | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| LiveCodeBench v6 | 84.0% | Coming soon | Coming soon |
| SciCode | 41% | 32.7% | A.X K2 |
| Terminal-Bench 2.1 | 36.0% | Coming soon | Coming soon |
| SWE-bench Verified | Coming soon | 51% | Coming soon |

### Knowledge

- Winner: Not comparable
- A.X K2 public-lane score: Coming soon
- LFM2.5-24B-A2B public-lane score: 40.8 (Estimated · #112/181)

| Benchmark | A.X K2 | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| HLE | 27.8% | 7.4% | A.X K2 |
| GPQA-D | 85.6% | 74.4% | A.X K2 |
| GPQA | Coming soon | 74.4% | Coming soon |

### Instruction Following

- Winner: Not comparable
- A.X K2 public-lane score: Coming soon
- LFM2.5-24B-A2B public-lane score: 75.6 (#61/128)

| Benchmark | A.X K2 | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 75.9% | 74.7% | A.X K2 |
| IFEval | Coming soon | 96.8% | Coming soon |

### Mathematics

- Winner: Not comparable
- A.X K2 public-lane score: Coming soon
- LFM2.5-24B-A2B public-lane score: Coming soon

| Benchmark | A.X K2 | LFM2.5-24B-A2B | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 97.1% | Coming soon | Coming soon |
| Apex | 45.8% | Coming soon | Coming soon |
| Apex Shortlist | 88.6% | Coming soon | Coming soon |
| MATH-500 | Coming soon | 96.0% | Coming soon |

## FAQ

### Which is better overall, A.X K2 or LFM2.5-24B-A2B?

A.X K2 has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### 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 LFM2.5-24B-A2B cover on BenchLM?

LFM2.5-24B-A2B currently has 13 sourced benchmark scores on BenchLM.

## Related Comparisons

- [A.X K2 vs A.X series](/compare/a-x-k2-vs-skt-ax)
- [LFM2.5-24B-A2B vs A.X series](/compare/lfm2-5-24b-a2b-vs-skt-ax)
- [A.X K2 vs Claude Opus 5.5](/compare/a-x-k2-vs-claude-opus-5-5)
- [LFM2.5-24B-A2B vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-lfm2-5-24b-a2b)

## Explore More

- [A.X K2 profile](/models/a-x-k2)
- [LFM2.5-24B-A2B profile](/models/lfm2-5-24b-a2b)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)