Qwen3.8 27B vs MolmoAct 2
At a Glance
| Compare |  Qwen3.8 27BQwen |  MolmoAct 2Ai2 |
|---|---|---|
| Intelligence, Cost, and Efficiency | ||
| IntelligenceHigher is better · MM Intelligence v2.5 | #30 of 4654.0 score · 2/3 sources · provisional · missing ARC-AGI-2 · full-core range 36.0–69.4 | UnrankedNot in the 46-model eligible cohort |
| CostLower is better · Published-token output estimate | #16 of 44$0.072 per LiveBench case | UnrankedNot in the 44-model eligible cohort |
| EfficiencyHigher is better · MM Efficiency v1.5 | #17 of 3854.8 score · 2/3 sources · provisional · missing ARC-AGI-2 · full-core range 45.8–62.5 | UnrankedNot in the 38-model eligible cohort |
| Pricing and Limits | ||
| Context windowMaximum documented tokens | 262K | Not reported |
| Model facts checked | Aug 28, 2026View model evidence → | Aug 29, 2026View model evidence → |
Available Benchmarks
Side-by-Side Facts
| Field | Qwen3.8-27B | MolmoAct 2 |
|---|---|---|
| Developer | Qwen | Ai2 |
| Family | Qwen3 8 27b | MolmoAct 2 |
| Model | Qwen3.8-27B | MolmoAct 2 |
| Version | Qwen3.8-27B | 2 |
| Lifecycle | active | active |
| Released | Unknown | 2026-05-05 |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image | Text, Image, Robot state |
| Output modalities | Text | Robot action |
| Context window | 262K | Unknown |
| Total parameters | 27.8B | 5B |
| Active parameters | Unknown | Unknown |
| License | apache-2.0 | apache-2.0 |
| Open weights | Yes | Yes |
| API available | Yes | No |
| Self-hostable | Yes | Yes |
| Provider access | Deepinfra (Standard), Hugging Face (Standard), Openrouter (Standard) | Unknown |
| Capabilities | chat, generation, reasoning, tools | action-reasoning, bimanual-manipulation, depth-reasoning, fine-tuning |
| Robotics model type | Unknown | Action reasoning model |
| Action representation | Unknown | Flow-matching continuous action expert |
| Control architecture | Unknown | Molmo 2-ER backbone with KV-cache bridge and action expert |
| Inference location | Unknown | Flexible |
| Native control rate (Hz) | Unknown | Unknown |
| Supported embodiments | Unknown | SO-100, SO-101, Franka, WidowX, bimanual YAM |
| Training data | Unknown | Open bimanual YAM, SO-100/SO-101, DROID, BC-Z, Fractal, Bridge, and prior MolmoAct data described by Ai2. |
Qwen3.8 27B Capabilities
MolmoAct 2 Capabilities
Related Comparisons
| A | Pair | B | Context |
|---|---|---|---|
Qwen3.8-27BQwen | vs |  GPT-6 AstraOpenAI | cross-developer peersimage, text |
Qwen3.8-27BQwen | vs | Claude Fable 5.1Anthropic | cross-developer peersimage, text |
Qwen3.8-27BQwen | vs |  Gemini 3.1 ProGoogle DeepMind | cross-developer peerstext |
Qwen3.8-27BQwen | vs |  DeepSeek-V4.1-FlashDeepSeek | cross-developer peersimage, text |
Qwen3.8-27BQwen | vs | Grok 4.6xAI | cross-developer peersimage, text |
Qwen3.8-27BQwen | vs | Qwen3.8-MaxQwen | family variantsimage, text |
Qwen3.8-27BQwen | vs |  Kimi-K3Moonshot AI | cross-developer peersimage, text |
 MiniMax-M3MiniMax | vs | Qwen3.8-27BQwen | cross-developer peersimage, text |
Qwen3.8-27BQwen | vs |  GLM-5.3Z.ai | cross-developer peerstext |
Qwen3.8-27BQwen | vs |  Hy4 previewTencent | cross-developer peerstext |
Qwen3.8-27BQwen | vs | Seed 2.1 ProByteDance Seed | cross-developer peersimage, text |
Qwen3.8-27BQwen | vs |  Mistral Large 3Mistral AI | cross-developer peersimage, text |
Primary Evidence
Sources and Freshness
Questions
Qwen3.8 27B vs MolmoAct 2 FAQs
Is Qwen3.8 27B or MolmoAct 2 better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Qwen3.8 27B and MolmoAct 2, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Qwen3.8 27B or MolmoAct 2?+
Only Qwen3.8 27B has a directly sourced input price: $0.20 per million tokens. Only Qwen3.8 27B has a directly sourced output price: $2.50 per million tokens.
Which has a larger context window, Qwen3.8 27B or MolmoAct 2?+
Neither model has a larger sourced context window in this comparison. Qwen3.8 27B is 262K and MolmoAct 2 is —.
Which performs better in benchmarks, Qwen3.8 27B or MolmoAct 2?+
There is no overall benchmark winner: At least two independently verified, protocol-matched benchmarks are required for an overall winner.
Can Qwen3.8 27B or MolmoAct 2 be self-hosted?+
Both models have the same recorded self-hosting status: supported. Qwen3.8 27B is open weight; MolmoAct 2 is open weight.
Can Qwen3.8 27B and MolmoAct 2 understand images?+
Qwen3.8 27B is documented with image input; MolmoAct 2 is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Qwen3.8 27B or MolmoAct 2?+
Neither has a larger sourced maximum output. Qwen3.8 27B is 131K and MolmoAct 2 is —.
Do Qwen3.8 27B and MolmoAct 2 support reasoning and tool use?+
Qwen3.8 27B: reasoning, tool calling, and image input. MolmoAct 2: reasoning and image input. Feature support does not establish relative quality.
Which is available from more inference providers, Qwen3.8 27B or MolmoAct 2?+
Qwen3.8 27B has 3 sourced provider routes; MolmoAct 2 has 0, so Qwen3.8 27B has broader tracked availability.
Which offers better value, Qwen3.8 27B or MolmoAct 2?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.