# Inkling 2 Small vs Beam 1.0 501B-A23B

> Side-by-side benchmark comparison for Inkling 2 Small and Beam 1.0 501B-A23B across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

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

- Shared sourced benchmarks: 10
- 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 43.94. Conditional score ranges do not establish rank confidence.
- The clearest category separation is in coding, where the averages are 59.7 for Inkling 2 Small and 30.5 for Beam 1.0 501B-A23B.
- The biggest single benchmark swing is DeepSWE in Coding, with scores of 72.1% and 43.3%.
- Beam 1.0 501B-A23B is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.

## Model Snapshot

| Property | Inkling 2 Small | Beam 1.0 501B-A23B |
|----------|----------|----------|
| Creator | Thinking Machines Lab | Reflection AI |
| Type | Proprietary | Open Weight |
| Reasoning | Hybrid | Reasoning |
| Context | 1M | 1M |
| Overall Score | 59.06 | 43.94 |
| Benchmarks Covered | 25 | 19 |
| Pricing (input/output) | $0.30 / $1.00 | Pricing unavailable / Pricing unavailable |

## Category Breakdown

### Agentic

- Winner: Inkling 2 Small
- Inkling 2 Small public-lane score: 59.9 (Supported · #26/131)
- Beam 1.0 501B-A23B public-lane score: 44.8 (Supported · #60/131)

| Benchmark | Inkling 2 Small | Beam 1.0 501B-A23B | Winner |
|-----------|-----------|-----------|--------|
| Terminal-Bench 2.1 | 85.1% | 80.1% | Inkling 2 Small |
| BrowseComp | 90.2% | 76.8% | Inkling 2 Small |
| DeepSearchQA | 90.9% | 80.5% | Inkling 2 Small |
| MCP Atlas | 85% | 80.8% | Inkling 2 Small |
| JobBench | 70.5% | Coming soon | Coming soon |
| τ³-bench results | Coming soon | 36.1% | Coming soon |
| HLE w/ tools | Coming soon | 51.1% | Coming soon |

### Coding

- Winner: Directional only
- Inkling 2 Small public-lane score: 59.7 (Supported · #20/157)
- Beam 1.0 501B-A23B public-lane score: 30.5 (Estimated · #104/157)

| Benchmark | Inkling 2 Small | Beam 1.0 501B-A23B | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 82.2% | 81.6% | Inkling 2 Small |
| SWE Multilingual | 81.2% | 78.3% | Inkling 2 Small |
| sweMarathon | 38.8% | Coming soon | Coming soon |
| Terminal-Bench 2.1 | 85.1% | 80.1% | Inkling 2 Small |
| DeepSWE | 72.1% | 43.3% | Inkling 2 Small |
| PostTrainBench v1.2 | 31.9% | Coming soon | Coming soon |
| SWE-bench Pro | Coming soon | 66.1% | Coming soon |
| SWE-Atlas Codebase QnA | Coming soon | 31.8% | Coming soon |
| SciCode | Coming soon | 49.2% | Coming soon |

### Reasoning

- Winner: Not comparable
- Inkling 2 Small public-lane score: 86.1 (Unranked · 2 rankable rows)
- Beam 1.0 501B-A23B public-lane score: 77 (Unranked · 2 rankable rows)

| Benchmark | Inkling 2 Small | Beam 1.0 501B-A23B | Winner |
|-----------|-----------|-----------|--------|
| LongBench v2 | 70.6% | 67.5% | Inkling 2 Small |
| CritPt | Coming soon | 16.3% | Coming soon |

### Multimodal & Grounded

- Winner: Not comparable
- Inkling 2 Small public-lane score: 86.6 (#12/59)
- Beam 1.0 501B-A23B public-lane score: Coming soon

| Benchmark | Inkling 2 Small | Beam 1.0 501B-A23B | Winner |
|-----------|-----------|-----------|--------|
| CharXiv | 87.7% | Coming soon | Coming soon |
| 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% | Coming soon | Coming soon |

### Knowledge

- Winner: Directional only
- Inkling 2 Small public-lane score: 60.4 (Estimated · #46/178)
- Beam 1.0 501B-A23B public-lane score: 49.2 (Supported · #84/178)

| Benchmark | Inkling 2 Small | Beam 1.0 501B-A23B | Winner |
|-----------|-----------|-----------|--------|
| GPQA | 93% | Coming soon | Coming soon |
| GPQA-D | 93.0% | 90.6% | Inkling 2 Small |
| HLE w/o tools | Coming soon | 36% | Coming soon |

### Instruction Following

- Winner: Not comparable
- Inkling 2 Small public-lane score: Coming soon
- Beam 1.0 501B-A23B public-lane score: Coming soon

| Benchmark | Inkling 2 Small | Beam 1.0 501B-A23B | Winner |
|-----------|-----------|-----------|--------|
| IFBench | Coming soon | 79.6% | Coming soon |

### Mathematics

- Winner: Not comparable
- Inkling 2 Small public-lane score: 85.9 (Unranked · 2 rankable rows)
- Beam 1.0 501B-A23B public-lane score: Coming soon

| Benchmark | Inkling 2 Small | Beam 1.0 501B-A23B | Winner |
|-----------|-----------|-----------|--------|
| HMMT Feb 2026 | 95.8% | Coming soon | Coming soon |
| Apex | 63.5% | Coming soon | Coming soon |
| AIME26 | Coming soon | 97.7% | Coming soon |

## FAQ

### Which is better overall, Inkling 2 Small or Beam 1.0 501B-A23B?

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 Beam 1.0 501B-A23B?

The widest category gap is in coding, where the averages are 59.7 for Inkling 2 Small and 30.5 for Beam 1.0 501B-A23B.

### 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 Beam 1.0 501B-A23B cover on BenchLM?

Beam 1.0 501B-A23B currently has 19 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Inkling 2 Small vs Inkling-Small](/compare/inkling-2-small-vs-inkling-small)
- [Beam 1.0 501B-A23B vs Inkling-Small](/compare/inkling-small-vs-reflection-beam)
- [Inkling 2 Small vs Inkling](/compare/inkling-vs-inkling-2-small)
- [Beam 1.0 501B-A23B vs Inkling](/compare/inkling-vs-reflection-beam)

## Explore More

- [Inkling 2 Small profile](/models/inkling-2-small)
- [Beam 1.0 501B-A23B profile](/models/reflection-beam)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)