Allen Institute for AI (Ai2), open weights
Molmo 2 8b
Molmo 2 8b by Allen Institute for AI (Ai2) ranks 174th of 354 ranked models on the Noometry Index as of October 2026, with a score of 39.1. Its strongest category is multimodal, where it ranks 112th.
Last verified
Specifications
- Noometry rank
- #174 of 354
- Index score
- 39.1
- Evidence
- Confirmed 5 results
- Provider
Allen Institute for AI (Ai2)- Released
- Unknown
- Weights
- Open weights
- Reasoning
- Unknown
- Context window
- —
- Max output
- —
- Input price
- Not listed
- Output price
- Not listed
- Blended price
- Not listed
- Output speed
- Not measured
- Value
- Not ranked
- Knowledge cutoff
- Unknown
Category scores
Each category score combines every public result we have in that category.
- Reasoning 25.6
- Multimodal 30.2
- Multilingual 42.7
- Instruction Following 67.0
- Writing & Preference 49.4
| Category | Score | Rank | Results |
|---|---|---|---|
| Reasoning | 25.6 | #146 | 1 |
| Multimodal | 30.2 | #112 | 1 |
| Multilingual | 42.7 | #190 | 1 |
| Instruction Following | 67.0 | #201 | 1 |
| Writing & Preference | 49.4 | #191 | 1 |
Strengths and weaknesses
Categories where Molmo 2 8b places highest and lowest among the models ranked in each, with its score against that category's median.
Strongest categories
| Category | Score | vs median | Rank |
|---|---|---|---|
| Reasoning | 25.6 | +1.9 | #146 of 350, top 42% |
| Writing & Preference | 49.4 | −4.4 | #191 of 312, top 62% |
Weakest categories
| Category | Score | vs median | Rank |
|---|---|---|---|
| Multimodal | 30.2 | −8.4 | #112 of 128, top 88% |
| Instruction Following | 67.0 | −4.3 | #201 of 305, top 66% |
Closest competitors
The models ranked just above and below Molmo 2 8b. When scores are this close, price and speed are often the better way to choose.
| Model | Rank | Score | Blended $/M | Speed | |
|---|---|---|---|---|---|
| Gemini 2.5 Flash | #170 | 39.3 | $0.85 | 152 | Compare |
| Step 2 16k Exp 202412 | #171 | 39.2 | — | — | Compare |
| Qwen3 32B | #172 | 39.2 | $1.22 | 86 | Compare |
| Gemini 2.0 Pro | #173 | 39.1 | — | — | Compare |
| Mercury 2 | #175 | 39.1 | $0.38 | — | Compare |
| Mistral Large 3 | #176 | 39.1 | $0.38 | 7 | Compare |
| GLM-4.5-Air | #177 | 38.9 | $0.43 | 160 | Compare |
| MiniMax-M2.1 | #178 | 38.9 | $0.52 | — | Compare |
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Benchmark results
Every published result we track, with its source. Bold rows are the ones used for ranking; where several exist we prefer independent runs over self-reported numbers.
Reasoning
| Benchmark | Score | Position | Setting | Source | Date |
|---|---|---|---|---|---|
| LMArena Hard Prompts | 1287 | #194 of 297, top 66% | LMArena | 2026-10-08 |
Multimodal
| Benchmark | Score | Position | Setting | Source | Date |
|---|---|---|---|---|---|
| LMArena Vision | 1081 | #111 of 122, top 91% | LMArena | 2026-10-09 |
Multilingual
| Benchmark | Score | Position | Setting | Source | Date |
|---|---|---|---|---|---|
| LMArena Non-English | 1276 | #190 of 297, top 64% | LMArena | 2026-10-08 |
Instruction Following
| Benchmark | Score | Position | Setting | Source | Date |
|---|---|---|---|---|---|
| LMArena Instruction Following | 1270 | #195 of 298, top 66% | LMArena | 2026-10-08 |
Writing & Preference
| Benchmark | Score | Position | Setting | Source | Date |
|---|---|---|---|---|---|
| LMArena Text | 1288 | #198 of 297, top 67% | LMArena | 2026-10-08 |
Compare Molmo 2 8b
- Molmo 2 8b vs Gemini 2.0 Pro
- Molmo 2 8b vs Mercury 2
- Molmo 2 8b vs Qwen3 32B
- Molmo 2 8b vs Mistral Large 3
- Molmo 2 8b vs Step 2 16k Exp 202412
- Molmo 2 8b vs GLM-4.5-Air
- Molmo 2 8b vs GPT-6 Astra
- Molmo 2 8b vs Claude Fable 5.1
- Molmo 2 8b vs Gemini 3.8 Flash
- Molmo 2 8b vs Kimi K3
- Molmo 2 8b vs Grok 4.6
- Molmo 2 8b vs Qwen3.8 Max
- Molmo 2 8b vs GLM-5.3
- Molmo 2 8b vs Muse Spark 1.3
Other Allen Institute for AI (Ai2) models
Frequently asked questions
How good is Molmo 2 8b?
Molmo 2 8b by Allen Institute for AI (Ai2) ranks 174th of 354 ranked models on the Noometry Index as of October 2026, with a score of 39.1. Its strongest category is multimodal, where it ranks 112th.
Is Molmo 2 8b open source?
Yes. Molmo 2 8b's weights are downloadable; check the license for commercial terms.
What are Molmo 2 8b's strengths and weaknesses?
Relative to other ranked models, Molmo 2 8b places best in reasoning, writing & preference and lowest in multimodal, instruction following.
What is Molmo 2 8b best at?
Its best category is multimodal, where it ranks 112th on Noometry.