# Grok Build 0.1 vs Molmo 2 8b

> Molmo 2 8b is the stronger model overall, scoring 38.7 to 35.8 on the Noometry Index.

- Canonical page: https://noometry.com/compare/grok-build-0-1-vs-molmo-2-8b
- Last updated: 2026-10-10
- Shared benchmarks: 0

## Summary

- The widest gap is in reasoning, where Grok Build 0.1 leads 31.3 to 24.5.
- Molmo 2 8b has downloadable open weights; the other is API-only.

## Snapshot

| | Grok Build 0.1 | Molmo 2 8b |
|---|---|---|
| Provider | xAI | Allen Institute for AI (Ai2) |
| Noometry Index | 35.8 | 38.7 |
| Rank | 214 | 170 |
| Context | 256K | — |
| Input $/M | $1 | — |
| Output $/M | $2 | — |
| Weights | Proprietary | Open |

## Coding

- Grok Build 0.1: 42.5 (#90)
- Molmo 2 8b: —

| Benchmark | Grok Build 0.1 | Molmo 2 8b |
|---|---|---|
| SciCode | 50.2% | — |

## Agentic & Tool Use

- Grok Build 0.1: 22.5 (#122)
- Molmo 2 8b: —

| Benchmark | Grok Build 0.1 | Molmo 2 8b |
|---|---|---|
| GBAEval | 2.4% | — |

## Reasoning

- Grok Build 0.1: 31.3 (#73)
- Molmo 2 8b: 24.5 (#146)

| Benchmark | Grok Build 0.1 | Molmo 2 8b |
|---|---|---|
| CritPt | 9.1% | — |
| LMArena Hard Prompts | — | 1288 |

## Multimodal

- Grok Build 0.1: —
- Molmo 2 8b: 29.5 (#106)

| Benchmark | Grok Build 0.1 | Molmo 2 8b |
|---|---|---|
| LMArena Vision | — | 1081 |

## Multilingual

- Grok Build 0.1: —
- Molmo 2 8b: 42.8 (#186)

| Benchmark | Grok Build 0.1 | Molmo 2 8b |
|---|---|---|
| LMArena Non-English | — | 1275 |

## Instruction Following

- Grok Build 0.1: —
- Molmo 2 8b: 67.2 (#196)

| Benchmark | Grok Build 0.1 | Molmo 2 8b |
|---|---|---|
| LMArena Instruction Following | — | 1270 |

## Writing & Preference

- Grok Build 0.1: —
- Molmo 2 8b: 49.5 (#187)

| Benchmark | Grok Build 0.1 | Molmo 2 8b |
|---|---|---|
| LMArena Text | — | 1288 |

## FAQ

### Is Grok Build 0.1 better than Molmo 2 8b?

Molmo 2 8b is the stronger model overall, scoring 38.7 to 35.8 on the Noometry Index.

### How many benchmarks do Grok Build 0.1 and Molmo 2 8b share?

0 benchmarks have published results for both models. Grok Build 0.1 has 3 scored results on Noometry and Molmo 2 8b has 5.