# Inkling 2 Small vs Kimi K2.5

> Side-by-side benchmark comparison for Inkling 2 Small and Kimi K2.5 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/inkling-2-small-vs-kimi-k2-5
- Last updated: November 7, 2026

- Shared sourced benchmarks: 12
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Inkling 2 Small leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- Inkling 2 Small has the higher overall point estimate 59.06 to 52.92. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in reasoning, where the averages are 86.1 for Inkling 2 Small and 65.3 for Kimi K2.5.
- The biggest single benchmark swing is JobBench in Agentic, with scores of 70.5% and 8.7%.
- Inkling 2 Small is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- Inkling 2 Small also has the larger context window at 1M.

## Model Snapshot

| Property | Inkling 2 Small | Kimi K2.5 |
|----------|----------|----------|
| Creator | Thinking Machines Lab | Moonshot AI |
| Type | Proprietary | Open Weight |
| Reasoning | Hybrid | Non-Reasoning |
| Context | 1M | 256K |
| Overall Score | 59.06 | 52.92 |
| Benchmarks Covered | 25 | 68 |
| Pricing (input/output) | $0.30 / $1.00 | $0.60 / $3.00 |

## Category Breakdown

### Agentic

- Winner: Directional only
- Inkling 2 Small public-lane score: 59.9 (Supported · #26/131)
- Kimi K2.5 public-lane score: 42.1 (Estimated · #66/131)

| Benchmark | Inkling 2 Small | Kimi K2.5 | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 85.1% | Coming soon | Coming soon |
| BrowseComp | 90.2% | 60.6% | Inkling 2 Small |
| DeepSearchQA | 90.9% | 77.1% | Inkling 2 Small |
| MCP Atlas | 85% | 29.5% | Inkling 2 Small |
| JobBench | 70.5% | 8.7% | Inkling 2 Small |
| Terminal-Bench 2.0 | Coming soon | 50.8% | Coming soon |
| OSWorld-Verified | Coming soon | 63.3% | Coming soon |
| Claw-Eval | Coming soon | 52.3% | Coming soon |
| QwenClawBench | Coming soon | 54.3% | Coming soon |
| τ³-bench results | Coming soon | 65.7% | Coming soon |
| DeepPlanning | Coming soon | 14.4% | Coming soon |
| Toolathlon | Coming soon | 27.8% | Coming soon |
| MCP-Tasks | Coming soon | 59.1% | Coming soon |
| WideResearch | Coming soon | 72.7% | Coming soon |
| BFCL v4 | Coming soon | 68.3% | Coming soon |
| Gert Labs | Coming soon | 45.88% | Coming soon |
| ResearchClawBench | Coming soon | 14.0% | Coming soon |

### Coding

- Winner: Directional only
- Inkling 2 Small public-lane score: 59.7 (Supported · #20/157)
- Kimi K2.5 public-lane score: 40.4 (Estimated · #69/157)

| Benchmark | Inkling 2 Small | Kimi K2.5 | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 82.2% | 76.8% | Inkling 2 Small |
| SWE Multilingual | 81.2% | 73% | Inkling 2 Small |
| sweMarathon | 38.8% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 85.1% | Coming soon | Coming soon |
| DeepSWE | 72.1% | Coming soon | Coming soon |
| PostTrainBench v1.2 | 31.9% | Coming soon | Coming soon |
| SWE-bench Verified* | Coming soon | 70.8% | Coming soon |
| LiveCodeBench v6 | Coming soon | 85.0% | Coming soon |
| SWE-bench Pro | Coming soon | 50.7% | Coming soon |
| SWE-Rebench | Coming soon | 58.5% | Coming soon |
| React Native Evals | Coming soon | 77.2% | Coming soon |
| NL2Repo | Coming soon | 32% | Coming soon |
| SciCode | Coming soon | 48.7% | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 50.8% | Coming soon |

### Reasoning

- Winner: Not comparable
- Inkling 2 Small public-lane score: 86.1 (Unranked · 2 rankable rows)
- Kimi K2.5 public-lane score: 65.3 (Unranked · 3 rankable rows)

| Benchmark | Inkling 2 Small | Kimi K2.5 | Winner |
|-----------|-----------|-----------|--------|
| LongBench v2 | 70.6% | 61% | Inkling 2 Small |

### Multimodal & Grounded

- Winner: Directional only
- Inkling 2 Small public-lane score: 86.6 (#12/59)
- Kimi K2.5 public-lane score: 69.7 (#37/59)

| Benchmark | Inkling 2 Small | Kimi K2.5 | Winner |
|-----------|-----------|-----------|--------|
| CharXiv | 87.7% | 77.5% | Inkling 2 Small |
| CharXiv w/o tools | 85.6% | Coming soon | Coming soon |
| Chartography (no tools) | 36.7% | Coming soon | Coming soon |
| Chartography (tools) | 80.4% | Coming soon | Coming soon |
| BabyVision | 68.6% | Coming soon | Coming soon |
| BabyVision w/ Python | 93.7% | Coming soon | Coming soon |
| ScreenSpot Pro | 83.8% | Coming soon | Coming soon |
| PerceptionBench | 64.7% | Coming soon | Coming soon |
| MathVision | 92.8% | 84.2% | Inkling 2 Small |
| MMMU | Coming soon | 84.3% | Coming soon |
| MMMU-Pro | Coming soon | 78.5% | Coming soon |
| RealWorldQA | Coming soon | 81.0% | Coming soon |
| OmniDocBench 1.5 | Coming soon | 88.8% | Coming soon |
| Video-MME | Coming soon | 87.4% | Coming soon |
| Video-MME (with subtitle) | Coming soon | 87.4% | Coming soon |
| Video-MME (w/o subtitle) | Coming soon | 83.2% | Coming soon |
| We-Math | Coming soon | 84.7% | Coming soon |
| DynaMath | Coming soon | 84.4% | Coming soon |
| SimpleVQA | Coming soon | 71.2% | Coming soon |
| MMLongBench-Doc | Coming soon | 58.5% | Coming soon |
| CC-OCR | Coming soon | 79.7% | Coming soon |
| AI2D_TEST | Coming soon | 90.8% | Coming soon |
| CountBench | Coming soon | 94.1% | Coming soon |
| RefCOCO (avg) | Coming soon | 87.8% | Coming soon |
| MMVU | Coming soon | 80.4% | Coming soon |
| VideoMMMU | Coming soon | 86.6% | Coming soon |
| MLVU (M-Avg) | Coming soon | 85.0% | Coming soon |

### Knowledge

- Winner: Directional only
- Inkling 2 Small public-lane score: 60.4 (Estimated · #46/178)
- Kimi K2.5 public-lane score: 51.2 (Estimated · #76/178)

| Benchmark | Inkling 2 Small | Kimi K2.5 | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 93% | 87.6% | Inkling 2 Small |
| GPQA-D | 93.0% | 87.6% | Inkling 2 Small |
| SuperGPQA | Coming soon | 69.2% | Coming soon |
| MMLU-Pro | Coming soon | 87.1% | Coming soon |
| MMLU-Pro (Arcee) | Coming soon | 87.1% | Coming soon |
| MMLU-Redux | Coming soon | 94.5% | Coming soon |
| C-Eval | Coming soon | 94% | Coming soon |
| HLE | Coming soon | 30.1% | Coming soon |

### Multilingual

- Winner: Not comparable
- Inkling 2 Small public-lane score: Coming soon
- Kimi K2.5 public-lane score: 87.3 (#8/17)

| Benchmark | Inkling 2 Small | Kimi K2.5 | Winner |
|-----------|-----------|-----------|--------|
| MMLU-ProX | Coming soon | 82.3% | Coming soon |
| NOVA-63 | Coming soon | 56.0% | Coming soon |
| INCLUDE | Coming soon | 83.3% | Coming soon |
| PolyMath | Coming soon | 43.1% | Coming soon |
| MAXIFE | Coming soon | 72.8% | Coming soon |

### Instruction Following

- Winner: Not comparable
- Inkling 2 Small public-lane score: Coming soon
- Kimi K2.5 public-lane score: 85.8 (#51/157)

| Benchmark | Inkling 2 Small | Kimi K2.5 | Winner |
|-----------|-----------|-----------|--------|
| IFEval | Coming soon | 93.9% | Coming soon |

### Mathematics

- Winner: Not comparable
- Inkling 2 Small public-lane score: 85.9 (Unranked · 2 rankable rows)
- Kimi K2.5 public-lane score: 73.5 (Unranked · 7 rankable rows)

| Benchmark | Inkling 2 Small | Kimi K2.5 | Winner |
|-----------|-----------|-----------|--------|
| HMMT Feb 2026 | 95.8% | 87.1% | Inkling 2 Small |
| Apex | 63.5% | Coming soon | Coming soon |
| AIME 2025 | Coming soon | 96.1% | Coming soon |
| AIME26 | Coming soon | 95.8% | Coming soon |
| AIME25 (Arcee) | Coming soon | 96.3% | Coming soon |
| HMMT Feb 2025 | Coming soon | 95.4% | Coming soon |
| HMMT Nov 2025 | Coming soon | 91.1% | Coming soon |
| MMAnswerBench | Coming soon | 81.8% | Coming soon |

## FAQ

### Which is better overall, Inkling 2 Small or Kimi K2.5?

Inkling 2 Small has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### Where is the biggest gap between Inkling 2 Small and Kimi K2.5?

The widest category gap is in reasoning, where the averages are 86.1 for Inkling 2 Small and 65.3 for Kimi K2.5.

### How many benchmarks does Inkling 2 Small cover on BenchLM?

Inkling 2 Small currently has 25 sourced benchmark scores on BenchLM.

### How many benchmarks does Kimi K2.5 cover on BenchLM?

Kimi K2.5 currently has 68 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Inkling 2 Small vs Inkling-Small](/compare/inkling-2-small-vs-inkling-small)
- [Kimi K2.5 vs Inkling-Small](/compare/inkling-small-vs-kimi-k2-5)
- [Inkling 2 Small vs Inkling](/compare/inkling-vs-inkling-2-small)
- [Kimi K2.5 vs Inkling](/compare/inkling-vs-kimi-k2-5)

## Explore More

- [Inkling 2 Small profile](/models/inkling-2-small)
- [Kimi K2.5 profile](/models/kimi-k2-5)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)