# Gemini 3.8 Flash Cyber vs Grok 4.6

> Side-by-side benchmark comparison for Gemini 3.8 Flash Cyber and Grok 4.6 across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gemini-3-8-flash-cyber-vs-grok-4-6
- Last updated: October 17, 2026

- Shared sourced benchmarks: 1
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Evidence is too thin for a benchmark verdict: Gemini 3.8 Flash Cyber and Grok 4.6 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.
- Gemini 3.8 Flash Cyber has the lower published output-token price.
- Grok 4.6 has the larger published context window at 500K.

## Model Snapshot

| Property | Gemini 3.8 Flash Cyber | Grok 4.6 |
|----------|----------|----------|
| Creator | Google | xAI |
| Type | Proprietary | Proprietary |
| Reasoning | Reasoning | Reasoning |
| Context | null | 500K |
| Independent public score (not head-to-head) | null | 67.02 |
| Benchmarks Covered | 3 | 23 |
| Pricing (input/output) | Pricing unavailable / Pricing unavailable | $2.00 / $6.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Gemini 3.8 Flash Cyber public-lane score: Coming soon
- Grok 4.6 public-lane score: 69.8 (Supported · #9/128)

| Benchmark | Gemini 3.8 Flash Cyber | Grok 4.6 | Winner |
|-----------|-----------|-----------|--------|
| CyberGym | 86.2% | Coming soon | Coming soon |
| CWE-Bench | 47.2% | Coming soon | Coming soon |
| Terminal-Bench 3.0 | Coming soon | 26.5% | Coming soon |
| APEX-Agents | Coming soon | 57.5% | Coming soon |
| Terminal-Bench 2.1 (Vals) | Coming soon | 78.3% | Coming soon |
| ApprenticeBench | Coming soon | 13% | Coming soon |
| CWE-bench v1 | Coming soon | 57.0% | Coming soon |
| MazeBench | Coming soon | 1% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Gemini 3.8 Flash Cyber public-lane score: Coming soon
- Grok 4.6 public-lane score: 58.5 (Supported · #23/150)

| Benchmark | Gemini 3.8 Flash Cyber | Grok 4.6 | Winner |
|-----------|-----------|-----------|--------|
| Bug Hunt Bench | Coming soon | 27.0 fixes | Coming soon |
| DeepSWE | Coming soon | 65.9% | Coming soon |
| CursorBench 3.2 | Coming soon | 70.8% | Coming soon |
| FrontierCode 1.1 Extended | Coming soon | 61.3% | Coming soon |
| VulcanBench v3 | Coming soon | 87.0% | Coming soon |
| FrontierSWE v2 | Coming soon | 25.3% | Coming soon |
| LiveCodeBench (Vals) | Coming soon | 88.2% | Coming soon |
| SWE-bench (Vals) | Coming soon | 95.6% | Coming soon |
| CursorBench 4.0 | Coming soon | 41.4% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Gemini 3.8 Flash Cyber public-lane score: Coming soon
- Grok 4.6 public-lane score: 61.4 (#25/28)

| Benchmark | Gemini 3.8 Flash Cyber | Grok 4.6 | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-1 | Coming soon | 87.00% | Coming soon |
| ARC-AGI-2 | Coming soon | 67.1% | Coming soon |
| ARC-AGI-3 | Coming soon | 2.1% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Gemini 3.8 Flash Cyber public-lane score: Coming soon
- Grok 4.6 public-lane score: 69.4 (Supported · #18/184)

| Benchmark | Gemini 3.8 Flash Cyber | Grok 4.6 | Winner |
|-----------|-----------|-----------|--------|
| GPQA Diamond (Vals) | Coming soon | 94.7% | Coming soon |
| MMLU-Pro (Vals) | Coming soon | 89.4% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Gemini 3.8 Flash Cyber public-lane score: Coming soon
- Grok 4.6 public-lane score: Coming soon

| Benchmark | Gemini 3.8 Flash Cyber | Grok 4.6 | Winner |
|-----------|-----------|-----------|--------|
| Gray Swan IPI (15 attempts) | 6.0% | 51.8% | Gemini 3.8 Flash Cyber |

### Mathematics

- Winner: Insufficient shared evidence
- Gemini 3.8 Flash Cyber public-lane score: Coming soon
- Grok 4.6 public-lane score: 70.1 (Unranked · 2 rankable rows)

| Benchmark | Gemini 3.8 Flash Cyber | Grok 4.6 | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | Coming soon | 65.965% | Coming soon |
| FrontierMath v2 (Tier 4) | Coming soon | 31.707% | Coming soon |

## FAQ

### Is there enough evidence to pick between Gemini 3.8 Flash Cyber and Grok 4.6?

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

- [Gemini 3.8 Flash Cyber vs Gemini 3.8 Flash](/compare/gemini-3-8-flash-vs-gemini-3-8-flash-cyber)
- [Grok 4.6 vs Gemini 3.8 Flash](/compare/gemini-3-8-flash-vs-grok-4-6)
- [Gemini 3.8 Flash Cyber vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-gemini-3-8-flash-cyber)
- [Grok 4.6 vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-grok-4-6)

## Explore More

- [Gemini 3.8 Flash Cyber profile](/models/gemini-3-8-flash-cyber)
- [Grok 4.6 profile](/models/grok-4-6)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)