#open-source

5 May 2026 · Paper summary
Paper summary: MolmoAct2: Action Reasoning Models for Real-world Deployment
MolmoAct2 is a fully open action-reasoning model for practical robot deployment, with a new embodied-reasoning VLM backbone, open datasets including 720 hours of bimanual teleoperation, an open action tokenizer, and a lower-latency reasoning variant.
8 Jul 2025 · AI updates
SmolLM3: an open 3B reasoner with the full recipe
Hugging Face released SmolLM3, a 3B model trained on 11T tokens with dual think/no_think modes, six languages and 128K context, published with its complete training blueprint.
15 Apr 2025 · Paper summary
Paper summary: InternVL3: Exploring Advanced Training and Test-Time Recipes for Open-Source Multimodal Models
InternVL3 trains multimodal and language abilities together in one pre-training stage, rather than adapting a text-only LLM afterwards, and reports 72.2 on MMMU for its 78B model.
4 Feb 2025 · AI updates
Open-source DeepResearch in 24 hours
The day after OpenAI's Deep Research launch, Hugging Face set out to reproduce its agentic framework openly in 24 hours, built on smolagents' CodeAgent and evaluated on GAIA.
28 Jan 2025 · AI updates
Open-R1: Hugging Face sets out to reproduce DeepSeek-R1 openly
A week after DeepSeek-R1, Hugging Face launched Open-R1 to reconstruct its data and training pipeline in the open, since DeepSeek released weights and a report but no training code or datasets.
31 Dec 2024 · AI updates
smolagents: agents that write their actions as code
Hugging Face launched smolagents, a minimal agent library whose main agent type writes its actions as Python code, plus a clear way to think about "agency" as a spectrum.
9 Dec 2024 · Paper summary
Paper summary: Expanding Performance Boundaries of Open-Source Multimodal Models with Model, Data, and Test-Time Scaling
InternVL 2.5 keeps InternVL 2.0's architecture but improves training, testing and data, and studies scaling of vision encoders, LLMs, data and test-time settings; it's reported to rival GPT-4o and Claude-3.5-Sonnet.
8 Nov 2024 · Paper summary
Paper summary: OpenCoder: The Open Cookbook for Top-Tier Code Large Language Models
OpenCoder is a top-tier code LLM released as an "open cookbook": weights and inference code plus reproducible training data, the full data-processing pipeline and training protocols.
26 Sept 2024 · Paper summary
Paper summary: Molmo and PixMo: Open Weights and Open Data for State-of-the-Art Vision-Language Models
Molmo is a family of open vision-language models trained on PixMo, new datasets collected without using any external VLMs, including detailed captions, free-form Q&A and 2D pointing data.
19 Aug 2024 · Paper summary
Paper summary: xGen-MM (BLIP-3): A Family of Open Large Multimodal Models
BLIP-3 (xGen-MM) is Salesforce's open framework for large multimodal models (datasets, recipe, architecture and models), releasing 4B and 14B base and instruction-tuned models that handle interleaved image–text input.
2 Feb 2024 · Paper summary
Paper summary: OLMo: Accelerating the Science of Language Models
OLMo is a competitive language model released with its training data, training code and evaluation code, not just weights, so others can study how such models are built.
12 Dec 2023 · Paper summary
Paper summary: LLM360: Towards Fully Transparent Open-Source LLMs
LLM360 argues for releasing everything behind an LLM (data, code, intermediate checkpoints, analyses) and starts with two fully open 7B models, Amber and CrystalCoder.
22 Aug 2023 · AI updates
IDEFICS: an open reproduction of Flamingo
Hugging Face released IDEFICS, an open visual language model in 9B and 80B sizes that reproduces DeepMind's unreleased Flamingo using only public data and models.