# Claude Fable 5.2 vs Inkling 2 Small

> Side-by-side benchmark comparison for Claude Fable 5.2 and Inkling 2 Small across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-fable-5-2-vs-inkling-2-small
- Last updated: November 9, 2026

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

## Quick Verdict

Claude Fable 5.2 leads by point estimate. Conditional score ranges do not establish rank confidence. Choose using the category evidence and your own workload tests.

## Summary

- Claude Fable 5.2 has the higher overall point estimate 91.19 to 57.43. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in knowledge, where the averages are 97.6 for Claude Fable 5.2 and 59.5 for Inkling 2 Small.
- The biggest single benchmark swing is Chartography (no tools) in Multimodal & Grounded, with scores of 73.4% and 36.7%.
- Inkling 2 Small is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | Claude Fable 5.2 | Inkling 2 Small |
|----------|----------|----------|
| Creator | Anthropic | Thinking Machines Lab |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Hybrid |
| Context | 1M | 1M |
| Overall Score | 91.19 | 57.43 |
| Benchmarks Covered | 30 | 25 |
| Pricing (input/output) | $8.00 / $40.00 | $0.30 / $1.00 |

## Category Breakdown

### Agentic

- Winner: Directional only
- Claude Fable 5.2 public-lane score: 90.7 (Estimated · #1/132)
- Inkling 2 Small public-lane score: 59.9 (Supported · #28/132)

| Benchmark | Claude Fable 5.2 | Inkling 2 Small | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 4.0 | 67.60% | Coming soon | Coming soon |
| Terminal-Bench-Science 0.1 | 74.6% | Coming soon | Coming soon |
| AutomationBench | 51.4% | Coming soon | Coming soon |
| OSWorld 2.1 Offline | 89.3% | Coming soon | Coming soon |
| WANDR | 82.1% | Coming soon | Coming soon |
| Remote Labor Index | 41.3% | Coming soon | Coming soon |
| RoboDojo Sim | 64.9% | Coming soon | Coming soon |
| DRACO | 87.7% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 85.1% | Coming soon |
| BrowseComp | Coming soon | 90.2% | Coming soon |
| DeepSearchQA | Coming soon | 90.9% | Coming soon |
| MCP Atlas | Coming soon | 85% | Coming soon |
| JobBench | Coming soon | 70.5% | Coming soon |

### Coding

- Winner: Directional only
- Claude Fable 5.2 public-lane score: 86.9 (Estimated · #1/158)
- Inkling 2 Small public-lane score: 59.2 (Supported · #21/158)

| Benchmark | Claude Fable 5.2 | Inkling 2 Small | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Pro | 93% | Coming soon | Coming soon |
| SWE Multilingual | 96.6% | 81.2% | Claude Fable 5.2 |
| SWE Multimodal | 74.1% | Coming soon | Coming soon |
| DeepSWE | 74.3% | 72.1% | Claude Fable 5.2 |
| FrontierSWE v2 | 69.9% | Coming soon | Coming soon |
| ProgramBench | 85.6% | Coming soon | Coming soon |
| FrontierCode 2.0 | 49.1% | Coming soon | Coming soon |
| CursorBench 4.0 | 60.0% | Coming soon | Coming soon |
| SWE-bench Verified | Coming soon | 82.2% | Coming soon |
| sweMarathon | Coming soon | 38.8% | Coming soon |
| Terminal-Bench 2.1 | Coming soon | 85.1% | Coming soon |
| PostTrainBench v1.2 | Coming soon | 31.9% | Coming soon |

### Reasoning

- Winner: Not comparable
- Claude Fable 5.2 public-lane score: 90.7 (Supported · #1/157)
- Inkling 2 Small public-lane score: Coming soon

| Benchmark | Claude Fable 5.2 | Inkling 2 Small | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-3 | 65.7% | Coming soon | Coming soon |
| ARC-AGI-3 Provider Adapter | 94.90% | Coming soon | Coming soon |
| STEM Professor Bench | 61.8% | Coming soon | Coming soon |
| LongBench v2 | Coming soon | 70.6% | Coming soon |

### Multimodal & Grounded

- Winner: Directional only
- Claude Fable 5.2 public-lane score: 89.8 (Estimated · #1/67)
- Inkling 2 Small public-lane score: 63 (Estimated · #31/67)

| Benchmark | Claude Fable 5.2 | Inkling 2 Small | Winner |
|-----------|-----------|-----------|--------|
| Chartography (no tools) | 73.4% | 36.7% | Claude Fable 5.2 |
| Chartography (tools) | 91.6% | 80.4% | Claude Fable 5.2 |
| OfficeQA | 83.4% | Coming soon | Coming soon |
| OfficeQA Pro | 72.9% | Coming soon | Coming soon |
| BenchCAD 2.1 | 75.4% | Coming soon | Coming soon |
| BenchCAD 2.1 (tools) | 83.5% | Coming soon | Coming soon |
| CharXiv | Coming soon | 87.7% | Coming soon |
| CharXiv w/o tools | Coming soon | 85.6% | Coming soon |
| BabyVision | Coming soon | 68.6% | Coming soon |
| BabyVision w/ Python | Coming soon | 93.7% | Coming soon |
| ScreenSpot Pro | Coming soon | 83.8% | Coming soon |
| PerceptionBench | Coming soon | 64.7% | Coming soon |
| MathVision | Coming soon | 92.8% | Coming soon |

### Knowledge

- Winner: Directional only
- Claude Fable 5.2 public-lane score: 97.6 (Supported · #1/179)
- Inkling 2 Small public-lane score: 59.5 (Estimated · #48/179)

| Benchmark | Claude Fable 5.2 | Inkling 2 Small | Winner |
|-----------|-----------|-----------|--------|
| HLE | 74.2% | Coming soon | Coming soon |
| HLE w/o tools | 73.2% | Coming soon | Coming soon |
| PhysicianBench | 64.4% | Coming soon | Coming soon |
| GPQA | Coming soon | 93% | Coming soon |
| GPQA-D | Coming soon | 93.0% | Coming soon |

### Multilingual

- Winner: Not comparable
- Claude Fable 5.2 public-lane score: Coming soon
- Inkling 2 Small public-lane score: Coming soon

| Benchmark | Claude Fable 5.2 | Inkling 2 Small | Winner |
|-----------|-----------|-----------|--------|
| GMMLU | 96.0% | Coming soon | Coming soon |
| MILU | 94.1% | Coming soon | Coming soon |

### Mathematics

- Winner: Not comparable
- Claude Fable 5.2 public-lane score: Coming soon
- Inkling 2 Small public-lane score: 85.9 (Unranked · 2 rankable rows)

| Benchmark | Claude Fable 5.2 | Inkling 2 Small | Winner |
|-----------|-----------|-----------|--------|
| HMMT Feb 2026 | Coming soon | 95.8% | Coming soon |
| Apex | Coming soon | 63.5% | Coming soon |

## FAQ

### Which is better overall, Claude Fable 5.2 or Inkling 2 Small?

Claude Fable 5.2 has the higher overall point estimate. Conditional score ranges do not establish rank confidence.

### Where is the biggest gap between Claude Fable 5.2 and Inkling 2 Small?

The widest category gap is in knowledge, where the averages are 97.6 for Claude Fable 5.2 and 59.5 for Inkling 2 Small.

### How many benchmarks does Claude Fable 5.2 cover on BenchLM?

Claude Fable 5.2 currently has 30 sourced benchmark scores on BenchLM.

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

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

## Related Comparisons

- [Claude Fable 5.2 vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-claude-fable-5-2)
- [Inkling 2 Small vs Claude Fable 5.1](/compare/claude-fable-5-1-vs-inkling-2-small)
- [Claude Fable 5.2 vs Claude Fable 5](/compare/claude-fable-vs-claude-fable-5-2)
- [Inkling 2 Small vs Claude Fable 5](/compare/claude-fable-vs-inkling-2-small)

## Explore More

- [Claude Fable 5.2 profile](/models/claude-fable-5-2)
- [Inkling 2 Small profile](/models/inkling-2-small)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)