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MolmoAct 2
An open-source robotics foundation model that reasons about 3D environments and generates robot actions for real-world manipulation tasks.
An open-source robotics foundation model that reasons about 3D environments and generates robot actions for real-world manipulation tasks.
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Product information
What this product does
MolmoAct 2 is an open Action Reasoning Model that reasons in 3D before directing robot actions, handles bimanual tasks without per-task fine-tuning, and runs up to 37x faster than MolmoAct. For robotics researchers and ML engineers.
Sourced from allenai.org
Works With
Platforms
- Web
- Discord
- iOS
AI Models
- MolmoAct 2
- Molmo 2-ER
- MolmoAct 2-Think
- GPT-5
- Gemini 2.5 Pro
- Qwen3-VL-8B
- GR-ER 1.5
Problem Solved
What problem does MolmoAct 2 solve?
This product is for robotics researchers and engineers building autonomous systems for physical tasks. Today they struggle with closed-source models that lack transparency, require per-task fine-tuning, and are too slow for real-time operation. MolmoAct 2 provides an open, reasoning-based architecture that outperforms proprietary models on benchmarks, handles diverse tasks out of the box, and runs up to 37x faster than its predecessor. For example, a researcher trying to get a robot to reliably load a dishwasher or prep test tube samples in a lab can now use a single model that works without custom training and responds in near-real time.
Company & Maker
Who built MolmoAct 2?
- Company
- Ai2 (allenai.org)
- Product
- An open-source robotics foundation model that reasons about 3D environments and generates robot actions for real-world manipulation tasks.
- HQ
- Seattle
- Founded
- 2014
- Live since
- May 2026
- Founders
- Paul Allen - Founder
Some facts above are based on publicly available information and may have changed.
The maker hasn't published a public statement we can verify yet.
See It In Action
Does MolmoAct 2 have a demo?
Yes — watch the walkthrough below.
Researched with AI · Data refreshed 2 weeks ago · How we score
MolmoAct 2 is an open-source action reasoning model for robotics that plans in 3D before executing actions, enabling bimanual tasks without per-task fine-tuning.
Who should use
Buyer-fit is derived from approved personas and use-case evidence. Search-volume noise stays labeled separately.
Best-fit workflows
- Automate bimanual tabletop manipulation tasks
- Perform lab sample preparation with a robot arm
- Load a dishwasher autonomously
- Plans 3D reasoning for robot arm trajectories before execution.
- Handles bimanual manipulation tasks without per-task fine-tuning.
- Generates action sequences for pick-and-place operations.
Pricing reality
Vendor stated
Open source (free)
Actual cost
Free to use, but requires significant compute for inference and training
Hidden costs
2 hidden cost warnings — unlock to view
Pricing reality
Verified May 2026 / Vendor pricing evidence only
Starting price
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Engagement signals (30d)
Based on 6 linked public signals.
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Innovation Index™
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Functionality Score™
Does it cover the jobs buyers expect, and can it keep up?
Low confidence (30%) - some sub-scores have thin evidence.What this means →
Data sources
Traffic & search proof
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Google Trends live interest
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Sources and methodology
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