# Gemini 4 Carbon vs Laguna XS.2

> Side-by-side benchmark comparison for Gemini 4 Carbon and Laguna XS.2 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gemini-4-carbon-vs-laguna-xs-2
- Last updated: October 28, 2026

- Shared sourced benchmarks: 0
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

No benchmark verdict yet: there is no shared sourced benchmark row for Gemini 4 Carbon and Laguna XS.2.

## Summary

- Gemini 4 Carbon and Laguna XS.2 do not currently share a sourced benchmark row. The mirror therefore compares metadata, pricing, context windows, and each model's separately reported coverage without naming a benchmark winner.

## Model Snapshot

| Property | Gemini 4 Carbon | Laguna XS.2 |
|----------|----------|----------|
| Creator | Google | Poolside |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | null | 256K |
| Independent public score (not head-to-head) | 88.42 | null |
| Benchmarks Covered | 9 | 10 |
| Pricing (input/output) | $2.00 / $10.00 | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Gemini 4 Carbon public-lane score: Coming soon
- Laguna XS.2 public-lane score: Coming soon

| Benchmark | Gemini 4 Carbon | Laguna XS.2 | Winner |
|-----------|-----------|-----------|--------|
| AutomationBench | 53.9% | Coming soon | Coming soon |
| OSWorld 2.1 Offline | 81.5% | Coming soon | Coming soon |
| CWE-bench v1 | 71.0% | Coming soon | Coming soon |
| ExploitGym | 53.5% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 35.7% | Coming soon |
| Terminal-Bench 2.1 (Vals) | Coming soon | 25.8% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Gemini 4 Carbon public-lane score: 82.2 (Supported · #3/156)
- Laguna XS.2 public-lane score: 22.7 (Supported · #127/156)

| Benchmark | Gemini 4 Carbon | Laguna XS.2 | Winner |
|-----------|-----------|-----------|--------|
| FrontierSWE v2 | 61.2% | Coming soon | Coming soon |
| 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 |
| LiveCodeBench (Vals) | Coming soon | 67.8% | Coming soon |
| SWE-bench (Vals) | Coming soon | 55.2% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Gemini 4 Carbon public-lane score: 79.5 (Unranked · 2 rankable rows)
- Laguna XS.2 public-lane score: Coming soon

| Benchmark | Gemini 4 Carbon | Laguna XS.2 | Winner |
|-----------|-----------|-----------|--------|
| GraphWalks BFS 256K–1M | 96.2% | Coming soon | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Gemini 4 Carbon public-lane score: Coming soon
- Laguna XS.2 public-lane score: Coming soon

| Benchmark | Gemini 4 Carbon | Laguna XS.2 | Winner |
|-----------|-----------|-----------|--------|
| Chartography (no tools) | 72.5% | Coming soon | Coming soon |
| Blueprint-Bench 2 | 58.6% | Coming soon | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Gemini 4 Carbon public-lane score: 88.2 (Supported · #2/178)
- Laguna XS.2 public-lane score: Coming soon

| Benchmark | Gemini 4 Carbon | Laguna XS.2 | Winner |
|-----------|-----------|-----------|--------|
| GPQA Diamond (Vals) | Coming soon | 55.1% | Coming soon |
| MMLU-Pro (Vals) | Coming soon | 69.1% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Gemini 4 Carbon public-lane score: Coming soon
- Laguna XS.2 public-lane score: Coming soon

| Benchmark | Gemini 4 Carbon | Laguna XS.2 | Winner |
|-----------|-----------|-----------|--------|
| Gray Swan IPI (15 attempts) | 0.0% | Coming soon | Coming soon |

## FAQ

### Can I compare Gemini 4 Carbon and Laguna XS.2 on BenchLM yet?

Not fully yet. BenchLM is tracking both models, but sourced benchmark coverage is still incomplete for a fair score-level comparison.

### Why does this page show "coming soon" values?

BenchLM only calls winners when public benchmark coverage is available on both sides of the comparison.

## Related Comparisons

- [Gemini 4 Carbon vs Gemini 4 Argon](/compare/gemini-4-argon-vs-gemini-4-carbon)
- [Laguna XS.2 vs Gemini 4 Argon](/compare/gemini-4-argon-vs-laguna-xs-2)
- [Gemini 4 Carbon vs Laguna S 2.1](/compare/gemini-4-carbon-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 4 Carbon profile](/models/gemini-4-carbon)
- [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)