# Grok 4.1 Fast (Reasoning) vs LLaDA2.2-mini

> Side-by-side benchmark comparison for Grok 4.1 Fast (Reasoning) and LLaDA2.2-mini across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/grok-4-1-fast-reasoning-vs-llada2-2-mini
- Last updated: September 10, 2026

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

## Quick Verdict

No benchmark verdict yet: there is no shared sourced benchmark row for Grok 4.1 Fast (Reasoning) and LLaDA2.2-mini.

## Summary

- Grok 4.1 Fast (Reasoning) and LLaDA2.2-mini 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 | Grok 4.1 Fast (Reasoning) | LLaDA2.2-mini |
|----------|----------|----------|
| Creator | xAI | InclusionAI |
| Type | Proprietary | Open Weight |
| Reasoning | Reasoning | Reasoning |
| Context | 2M | 128K |
| Independent public score (not head-to-head) | 55 | null |
| Benchmarks Covered | 1 | 9 |
| Pricing (input/output) | N/A | $0.00 / $0.00 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Grok 4.1 Fast (Reasoning) public-lane score: Coming soon
- LLaDA2.2-mini public-lane score: Coming soon

| Benchmark | Grok 4.1 Fast (Reasoning) | LLaDA2.2-mini | Winner |
|-----------|-----------|-----------|--------|
| BFCL v4 | Coming soon | 47.7% | Coming soon |
| τ²-bench results | Coming soon | 57.5% | Coming soon |
| Claw-Eval | Coming soon | 57.2% | Coming soon |
| PinchBench | Coming soon | 62.3% | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Grok 4.1 Fast (Reasoning) public-lane score: 46 (Estimated · #84/151)
- LLaDA2.2-mini public-lane score: Coming soon

| Benchmark | Grok 4.1 Fast (Reasoning) | LLaDA2.2-mini | Winner |
|-----------|-----------|-----------|--------|
| Vibe Code Bench | 1.20% | Coming soon | Coming soon |
| LiveCodeBench v6 | Coming soon | 28.1% | Coming soon |

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Grok 4.1 Fast (Reasoning) public-lane score: 53.3 (Unranked · 1 rankable row)
- LLaDA2.2-mini public-lane score: Coming soon

### Reasoning

- Winner: Insufficient shared evidence
- Grok 4.1 Fast (Reasoning) public-lane score: 71.9 (Unranked · 2 rankable rows)
- LLaDA2.2-mini public-lane score: Coming soon

| Benchmark | Grok 4.1 Fast (Reasoning) | LLaDA2.2-mini | Winner |
|-----------|-----------|-----------|--------|
| LongBench v2 | Coming soon | 35.0% | Coming soon |

### Knowledge

- Winner: Insufficient shared evidence
- Grok 4.1 Fast (Reasoning) public-lane score: 49.5 (Estimated · #83/183)
- LLaDA2.2-mini public-lane score: Coming soon

| Benchmark | Grok 4.1 Fast (Reasoning) | LLaDA2.2-mini | Winner |
|-----------|-----------|-----------|--------|
| GPQA-D | Coming soon | 44.4% | Coming soon |

### Instruction Following

- Winner: Insufficient shared evidence
- Grok 4.1 Fast (Reasoning) public-lane score: 63.1 (#71/123)
- LLaDA2.2-mini public-lane score: Coming soon

| Benchmark | Grok 4.1 Fast (Reasoning) | LLaDA2.2-mini | Winner |
|-----------|-----------|-----------|--------|
| IFBench | Coming soon | 24.9% | Coming soon |

### Mathematics

- Winner: Insufficient shared evidence
- Grok 4.1 Fast (Reasoning) public-lane score: Coming soon
- LLaDA2.2-mini public-lane score: Coming soon

| Benchmark | Grok 4.1 Fast (Reasoning) | LLaDA2.2-mini | Winner |
|-----------|-----------|-----------|--------|
| AIME26 | Coming soon | 35.0% | Coming soon |

## FAQ

### Can I compare Grok 4.1 Fast (Reasoning) and LLaDA2.2-mini 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

- [Grok 4.1 Fast (Reasoning) vs Grok 4.1 Fast](/compare/grok-4-1-fast-vs-grok-4-1-fast-reasoning)
- [LLaDA2.2-mini vs Grok 4.1 Fast](/compare/grok-4-1-fast-vs-llada2-2-mini)
- [Grok 4.1 Fast (Reasoning) vs LLaDA2.2-flash](/compare/grok-4-1-fast-reasoning-vs-llada2-2-flash)
- [LLaDA2.2-mini vs LLaDA2.2-flash](/compare/llada2-2-flash-vs-llada2-2-mini)

## Explore More

- [Grok 4.1 Fast (Reasoning) profile](/models/grok-4-1-fast-reasoning)
- [LLaDA2.2-mini profile](/models/llada2-2-mini)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)