# Granite-4.0-H-350M vs Grok 4.1 Fast

> Side-by-side benchmark comparison for Granite-4.0-H-350M and Grok 4.1 Fast across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/granite-4-0-h-350m-vs-grok-4-1-fast
- Last updated: September 28, 2026

- Shared sourced benchmarks: 0
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.7

## Quick Verdict

No benchmark verdict yet: there is no shared sourced benchmark row for Granite-4.0-H-350M and Grok 4.1 Fast.

## Summary

- Granite-4.0-H-350M and Grok 4.1 Fast 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 | Granite-4.0-H-350M | Grok 4.1 Fast |
|----------|----------|----------|
| Creator | IBM | xAI |
| Type | Open Weight | Proprietary |
| Reasoning | Non-Reasoning | Non-Reasoning |
| Context | 32K | 1M |
| Independent public score (not head-to-head) | 30.35 | 36.35 |
| Benchmarks Covered | 0 | 1 |
| Pricing (input/output) | $0.00 / $0.00 | $0.20 / $0.50 |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Granite-4.0-H-350M public-lane score: Coming soon
- Grok 4.1 Fast public-lane score: Coming soon

| Benchmark | Granite-4.0-H-350M | Grok 4.1 Fast | Winner |
|-----------|-----------|-----------|--------|
| Gert Labs | Coming soon | 47.32% | Coming soon |

### Reasoning

- Winner: Insufficient shared evidence
- Granite-4.0-H-350M public-lane score: 22.1 (Unranked · 2 rankable rows)
- Grok 4.1 Fast public-lane score: 43.7 (Unranked · 2 rankable rows)

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Granite-4.0-H-350M public-lane score: Coming soon
- Grok 4.1 Fast public-lane score: 32.5 (Unranked · 1 rankable row)

### Knowledge

- Winner: Insufficient shared evidence
- Granite-4.0-H-350M public-lane score: 25.5 (Estimated · #159/168)
- Grok 4.1 Fast public-lane score: 32.4 (Estimated · #128/168)

### Instruction Following

- Winner: Insufficient shared evidence
- Granite-4.0-H-350M public-lane score: 27.4 (#120/124)
- Grok 4.1 Fast public-lane score: 40.4 (#100/124)

## FAQ

### Can I compare Granite-4.0-H-350M and Grok 4.1 Fast 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

- [Granite-4.0-H-350M vs Granite-4.0-350M](/compare/granite-4-0-350m-vs-granite-4-0-h-350m)
- [Grok 4.1 Fast vs Granite-4.0-350M](/compare/granite-4-0-350m-vs-grok-4-1-fast)
- [Granite-4.0-H-350M vs Grok 4.1 Fast (Reasoning)](/compare/granite-4-0-h-350m-vs-grok-4-1-fast-reasoning)
- [Grok 4.1 Fast vs Grok 4.1 Fast (Reasoning)](/compare/grok-4-1-fast-vs-grok-4-1-fast-reasoning)

## Explore More

- [Granite-4.0-H-350M profile](/models/granite-4-0-h-350m)
- [Grok 4.1 Fast profile](/models/grok-4-1-fast)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)