# Inkling vs LFM2.5-2.6B

> Side-by-side benchmark comparison for Inkling and LFM2.5-2.6B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/inkling-vs-lfm2-5-2-6b
- Last updated: September 18, 2026

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

## Quick Verdict

Evidence is too thin for a benchmark verdict: Inkling and LFM2.5-2.6B 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.
- LFM2.5-2.6B has the lower published output-token price.
- Inkling has the larger published context window at 1M.

## Model Snapshot

| Property | Inkling | LFM2.5-2.6B |
|----------|----------|----------|
| Creator | Thinking Machines Lab | LiquidAI |
| Type | Open Weight | Open Weight |
| Reasoning | Hybrid | Reasoning |
| Context | 1M | 128K |
| Independent public score (not head-to-head) | 60.38 | 39.9 |
| Benchmarks Covered | 21 | 7 |
| Pricing (input/output) | $1.87 / $4.68 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Inkling public-lane score: 38.1 (Supported · #126/154)
- LFM2.5-2.6B public-lane score: 37.2 (Estimated · #131/154)

| Benchmark | Inkling | LFM2.5-2.6B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.0 | 63.8% | Coming soon | Coming soon |
| BrowseComp | 77.1% | Coming soon | Coming soon |
| MCP Atlas | 74.1% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 47.6% | Coming soon | Coming soon |
| BFCL v4 | Coming soon | 56.9% | Coming soon |
| τ³-bench results | Coming soon | 5.7% | Coming soon |
| Claw-Eval | Coming soon | 62.9% | Coming soon |
| PinchBench | Coming soon | 68.2% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Inkling public-lane score: 41 (Supported · #114/154)
- LFM2.5-2.6B public-lane score: 39.2 (Estimated · #125/154)

| Benchmark | Inkling | LFM2.5-2.6B | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 77.6% | Coming soon | Coming soon |
| SWE-bench Pro | 54.3% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | 63.8% | Coming soon | Coming soon |
| FrontierSWE v2 | 4.1% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 85.5% | Coming soon | Coming soon |
| SWE-bench (Vals) | 77.6% | Coming soon | Coming soon |
| LiveCodeBench v6 | Coming soon | 59.4% | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Inkling public-lane score: 48.9 (#38/48)
- LFM2.5-2.6B public-lane score: Coming soon

| Benchmark | Inkling | LFM2.5-2.6B | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 73.5% | Coming soon | Coming soon |
| CharXiv | 82% | Coming soon | Coming soon |
| CharXiv w/o tools | 78.1% | Coming soon | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Inkling public-lane score: 74.1 (Unranked · 2 rankable rows)
- LFM2.5-2.6B public-lane score: 24.9 (Unranked · 2 rankable rows)

### Knowledge

- Winner: Insufficient shared evidence
- Inkling public-lane score: 57.4 (Supported · #43/184)
- LFM2.5-2.6B public-lane score: 37 (Estimated · #151/184)

| Benchmark | Inkling | LFM2.5-2.6B | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 87.9% | Coming soon | Coming soon |
| GPQA-D | 87.9% | Coming soon | Coming soon |
| HLE | 46% | Coming soon | Coming soon |
| HLE w/o tools | 30% | Coming soon | Coming soon |
| GPQA Diamond (Vals) | 87.1% | Coming soon | Coming soon |
| MMLU-Pro (Vals) | 86.3% | Coming soon | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Inkling public-lane score: 83.9 (#44/124)
- LFM2.5-2.6B public-lane score: 38.1 (#104/124)

| Benchmark | Inkling | LFM2.5-2.6B | Winner |
|-----------|-----------|-----------|--------|
| IFBench | 79.8% | 59.2% | Inkling |

### Mathematics

- Winner: Insufficient shared evidence
- Inkling public-lane score: 78.5 (Unranked · 1 rankable row)
- LFM2.5-2.6B public-lane score: Coming soon

| Benchmark | Inkling | LFM2.5-2.6B | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | 97.1% | Coming soon | Coming soon |
| AIME 2025 | Coming soon | 51.9% | Coming soon |

## FAQ

### Is there enough evidence to pick between Inkling and LFM2.5-2.6B?

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

- [Inkling vs Inkling-Small](/compare/inkling-vs-inkling-small)
- [LFM2.5-2.6B vs Inkling-Small](/compare/inkling-small-vs-lfm2-5-2-6b)
- [Inkling vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-inkling)
- [LFM2.5-2.6B vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-lfm2-5-2-6b)

## Explore More

- [Inkling profile](/models/inkling)
- [LFM2.5-2.6B profile](/models/lfm2-5-2-6b)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)