# Gemini 3 Flash vs Laguna XS.2

> Side-by-side benchmark comparison for Gemini 3 Flash and Laguna XS.2 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gemini-3-flash-vs-laguna-xs-2
- Last updated: September 10, 2026

- Shared sourced benchmarks: 5
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Pick Gemini 3 Flash if you want the stronger benchmark profile. Laguna XS.2 only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Gemini 3 Flash leads overall 62.2 to 1.53.
- The clearest category separation is in knowledge, where the averages are 56.9 for Gemini 3 Flash and 17.7 for Laguna XS.2.
- The biggest single benchmark swing is GPQA Diamond (Vals) in Knowledge, with scores of 87.9% and 55.1%.
- Laguna XS.2 is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- Gemini 3 Flash also has the larger context window at 1M.

## Model Snapshot

| Property | Gemini 3 Flash | Laguna XS.2 |
|----------|----------|----------|
| Creator | Google | Poolside |
| Type | Proprietary | Open Weight |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 1M | 256K |
| Overall Score | 62.2 | 1.53 |
| Benchmarks Covered | 11 | 10 |
| Pricing (input/output) | $0.50 / $3.00 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Coming soon
- Gemini 3 Flash public-lane score: 34 (Supported · #134/152)
- Laguna XS.2 public-lane score: 22.4 (Estimated · #149/152)

| Benchmark | Gemini 3 Flash | Laguna XS.2 | Winner |
|-----------|-----------|-----------|--------|
| Claw-Eval | 49.2% | Coming soon | Coming soon |
| Gert Labs | 56.63% | Coming soon | Coming soon |
| JobBench | 11.4% | Coming soon | Coming soon |
| Terminal-Bench 2.1 (Vals) | 53.9% | 25.8% | Gemini 3 Flash |
| Terminal-Bench 2.0 | Coming soon | 35.7% | Coming soon |

### Coding

- Winner: Gemini 3 Flash
- Gemini 3 Flash public-lane score: 41.5 (Supported · #108/151)
- Laguna XS.2 public-lane score: 24.7 (Supported · #148/151)

| Benchmark | Gemini 3 Flash | Laguna XS.2 | Winner |
|-----------|-----------|-----------|--------|
| Vibe Code Bench | 20.20% | Coming soon | Coming soon |
| LiveCodeBench (Vals) | 85.6% | 67.8% | Gemini 3 Flash |
| SWE-bench (Vals) | 75.0% | 55.2% | Gemini 3 Flash |
| SWE-bench Verified | Coming soon | 69.9% | Coming soon |
| SWE Multilingual | Coming soon | 57.7% | Coming soon |
| SWE-bench Pro | Coming soon | 46.3% | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 35.7% | Coming soon |

### Multimodal & Grounded

- Winner: Coming soon
- Gemini 3 Flash public-lane score: 75.8 (Unranked · 1 rankable row)
- Laguna XS.2 public-lane score: Coming soon

### Reasoning

- Winner: Coming soon
- Gemini 3 Flash public-lane score: 59 (Unranked · 2 rankable rows)
- Laguna XS.2 public-lane score: Coming soon

### Knowledge

- Winner: Coming soon
- Gemini 3 Flash public-lane score: 56.9 (Supported · #45/183)
- Laguna XS.2 public-lane score: 17.7 (Estimated · #183/183)

| Benchmark | Gemini 3 Flash | Laguna XS.2 | Winner |
|-----------|-----------|-----------|--------|
| GPQA Diamond (Vals) | 87.9% | 55.1% | Gemini 3 Flash |
| MMLU-Pro (Vals) | 88.6% | 69.1% | Gemini 3 Flash |

### Instruction Following

- Winner: Coming soon
- Gemini 3 Flash public-lane score: 66.2 (#68/123)
- Laguna XS.2 public-lane score: Coming soon

### Mathematics

- Winner: Coming soon
- Gemini 3 Flash public-lane score: 50.2 (Unranked · 2 rankable rows)
- Laguna XS.2 public-lane score: Coming soon

| Benchmark | Gemini 3 Flash | Laguna XS.2 | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 35.640% | Coming soon | Coming soon |
| FrontierMath v2 (Tier 4) | 4.167% | Coming soon | Coming soon |

## FAQ

### Which is better overall, Gemini 3 Flash or Laguna XS.2?

Gemini 3 Flash is ahead overall on BenchLM right now.

### Where is the biggest gap between Gemini 3 Flash and Laguna XS.2?

The widest category gap is in knowledge, where the averages are 56.9 for Gemini 3 Flash and 17.7 for Laguna XS.2.

### How many benchmarks does Gemini 3 Flash cover on BenchLM?

Gemini 3 Flash currently has 11 sourced benchmark scores on BenchLM.

### How many benchmarks does Laguna XS.2 cover on BenchLM?

Laguna XS.2 currently has 10 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Gemini 3 Flash vs Laguna M.1](/compare/gemini-3-flash-vs-laguna-m-1)
- [Laguna XS.2 vs Laguna M.1](/compare/laguna-m-1-vs-laguna-xs-2)
- [Gemini 3 Flash vs Laguna S 2.1](/compare/gemini-3-flash-vs-laguna-s-2-1)
- [Laguna XS.2 vs Laguna S 2.1](/compare/laguna-s-2-1-vs-laguna-xs-2)

## Explore More

- [Gemini 3 Flash profile](/models/gemini-3-flash)
- [Laguna XS.2 profile](/models/laguna-xs-2)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)