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Bluesky AI2 releases open robotics model code and data

Bluesky's AI2 team has released the full code and training data for their robotics foundation model, MolmoAct 2. The model's artifacts have already seen over 400,000 downloads in less than a month. This release aims to enable developers to fine-tune the model or build upon its open foundation. AI

IMPACT Enables developers to fine-tune and build upon an open robotics foundation model.

RANK_REASON Release of code and training data for an open foundation model. [lever_c_demoted from research: ic=1 ai=1.0]

Read on Bluesky Jetstream — AI desk →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

Bluesky AI2 releases open robotics model code and data

How we ranked this

Signal score
0 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Tool
Release of code and training data for an open foundation model. [lever_c_demoted from research: ic=1 ai=1.0]
Source corroboration
Single-source cluster
Only one publisher covered this so far. Single-source stories can still rank when the publisher is high-authority, but they lack cross-source corroboration.
Topics
model release, other
Editorial topic classification. Feeds into how the story surfaces on /topic/<slug> hub pages and into the per-entity coverage mix.
AI-industry relevance
High
Clearly on-topic for AI-industry coverage.
Story freshness
105 days old
Aged out of breaking-news scoring windows; ranking reflects the durable signal from the full source set.

Full methodology in our editorial standards.

COVERAGE [1]

  1. Bluesky Jetstream — AI desk TIER_1 English(EN) · ai2.bsky.social ·

    MolmoAct 2 artifacts have been downloaded 400K+ times in under 1 month.

    MolmoAct 2 artifacts have been downloaded 400K+ times in under 1 month. Today we're opening up the full code & training data: everything you need to fine-tune or build on our fully open robotics foundation model. 🧵