#open-source

Synthesize Realistic 3D Medical Images at Scale to Ship Pre‑Trained Models

High‑quality 3D medical imaging data is the foundation of modern radiology AI, but access to it is often constrained by …

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Today, we’re releasing Command A+ open-source. A mixture-of-experts (MoE) model, Command A+ is an efficient, versatile, …

GDS weighs in on the NHS's decision to retreat from Open Source

17th May 2026 - Link Blog GDS weighs in on the NHS's decision to retreat from Open Source. Terence Eden continues his co…

Real-time voice agents with Stream Vision Agents and Amazon Nova 2 Sonic

Artificial Intelligence Real-time voice agents with Stream Vision Agents and Amazon Nova 2 Sonic This post was co-author…

mimalloc: A new, high-performance, scalable memory allocator for the modern era

At a glance - Today’s critical services and applications are often highly concurrent, using hundreds of threads. They al…

Navigating EU AI Act requirements for LLM fine-tuning on Amazon SageMaker AI

Artificial Intelligence Navigating EU AI Act requirements for LLM fine-tuning on Amazon SageMaker AI The EU AI Act requi…

Building Blocks for Foundation Model Training and Inference on AWS

Building Blocks for Foundation Model Training and Inference on AWS Figure: Adapted from "AI's Three Scaling Laws, Explai…

Google stopped a zero-day hack that it says was developed with AI

For the first time, Google says it has spotted and stopped a zero-day exploit developed with AI. According to a report f…

Behind the Scenes Hardening Firefox with Claude Mythos Preview

7th May 2026 - Link Blog Behind the Scenes Hardening Firefox with Claude Mythos Preview (via) Fascinating, in-depth deta…

How Hapag-Lloyd uses Amazon Bedrock to transform customer feedback into actionable insights

Artificial Intelligence How Hapag-Lloyd uses Amazon Bedrock to transform customer feedback into actionable insights Hapa…

The Zig project's rationale for their firm anti-AI contribution policy

30th April 2026 Zig has one of the most stringent anti-LLM policies of any major open source project: No LLMs for issues…

Sanctioned Chinese AI Firm SenseTime Releases Image Model Built for Speed

SenseTime, a Chinese AI company best known for its facial recognition technology, released a new open source model on Tu…

OpenAI Codex system prompt includes explicit directive to "never talk about goblins"

The system prompt for OpenAI’s Codex CLI contains a perplexing and repeated warning for the most recent GPT model to “ne…

An open-source spec for orchestration: Symphony

An open-source spec for Codex orchestration: Symphony By Alex Kotliarskyi, Victor Zhu, and Zach Brock Six months ago, wh…

China’s DeepSeek previews new AI model a year after jolting US rivals

Chinese AI company DeepSeek released a preview of its hotly anticipated next-generation AI model V4 on Friday, saying th…

DeepSeek V4 - almost on the frontier, a fraction of the price

DeepSeek V4—almost on the frontier, a fraction of the price 24th April 2026 Chinese AI lab DeepSeek’s last model release…

Three reasons why DeepSeek’s new model matters

Three reasons why DeepSeek’s new model matters The long-awaited V4 is more efficient and a win for Chinese chipmakers. O…

Extract PDF text in your browser with LiteParse for the web

Extract PDF text in your browser with LiteParse for the web 23rd April 2026 LlamaIndex have a most excellent open source…

5 AI Models Tried to Scam Me. Some of Them Were Scary Good

I recently witnessed how scary-good artificial intelligence is getting at the human side of computer hacking, when the f…

Qwen3.6-27B: Flagship-Level Coding in a 27B Dense Model

22nd April 2026 - Link Blog Qwen3.6-27B: Flagship-Level Coding in a 27B Dense Model (via) Big claims from Qwen about the…

Advancing Emerging Optimizers for Accelerated LLM Training with NVIDIA Megatron

Higher-order optimization algorithms such as Shampoo have been effectively applied in neural network training for at lea…

Maximizing Memory Efficiency to Run Bigger Models on NVIDIA Jetson

The boom in open source generative AI models is pushing beyond data centers into machines operating in the physical worl…

Accelerate Generative AI Inference on Amazon SageMaker AI with G7e Instances

Artificial Intelligence Accelerate Generative AI Inference on Amazon SageMaker AI with G7e Instances As the demand for g…

The PR you would have opened yourself

The PR you would have opened yourself TL;DR We provide a Skill and a test harness to help port language models from tran…

Mozilla launches Thunderbolt AI client with focus on self-hosted infrastructure

Mozilla is the latest legacy tech brand to make a play for the enterprise AI market. But the company behind Firefox and …

PyTorch Conference Europe 2026: A Landmark Moment for Open Source AI in Paris

The first-ever PyTorch Conference Europe April 7-8, 2026 brought together more than 600 researchers, developers, practit…

Running Large-Scale GPU Workloads on Kubernetes with Slurm

Slurm is an open source cluster management and job scheduling system for Linux. It manages job scheduling for over 65% o…

4/6/2026 Own Your AI: Fireworks Training Preview

Fireworks Training is now in preview: an end-to-end platform for training and deploying frontier models at scale. Three …

Training mRNA Language Models Across 25 Species for $165

Training mRNA Language Models Across 25 Species for $165 Part II: Building the Pipeline, From Structure Prediction to Co…

Liberate your OpenClaw

Liberate your OpenClaw 🦀 If you've been cut off and your OpenClaw, Pi, or Open Code agents need resuscitation, you can …

Build a Domain-Specific Embedding Model in Under a Day

Build a Domain-Specific Embedding Model in Under a Day With a single GPU and less than a day of training time, you can t…

OpenAI to acquire Astral

OpenAI to acquire Astral Accelerates Codex growth to power the next generation of Python developer tools Today we’re ann…

State of Open Source on Hugging Face: Spring 2026

State of Open Source on Hugging Face: Spring 2026 This post builds on an earlier analysis conducted mid-2025, available …

Newton Adds Contact-Rich Manipulation and Locomotion Capabilities for Industrial Robotics

Physics forms the foundation of robotic simulation, enabling realistic modeling of motion and interaction. For tasks lik…

Keep the Tokens Flowing: Lessons from 16 Open-Source RL Libraries

Keep the Tokens Flowing: Lessons from 16 Open-Source RL Libraries TL;DR -- For those of you who don't have time to read …

OpenAI to acquire Promptfoo

OpenAI to acquire Promptfoo Accelerating agentic security testing and evaluation capabilities in OpenAI Frontier We’re a…

Develop Native Multimodal Agents with Qwen3.5 VLM Using NVIDIA GPU-Accelerated Endpoints

Alibaba has introduced the new open source Qwen3.5 series built for native multimodal agents. The first model in this se…

OpenAI Codex and Figma launch seamless code-to-design experience

OpenAI Codex and Figma launch seamless code-to-design experience Key takeaways: - New Codex to Figma integration helps u…

Scaling social science research

Scaling social science research A new tool to help researchers turn qualitative data into numbers they can analyze. A co…

OpenEnv in Practice: Evaluating Tool-Using Agents in Real-World Environments

OpenEnv in Practice: Evaluating Tool-Using Agents in Real-World Environments OpenEnv is an open-source framework from Me…

The Future of the Global Open-Source AI Ecosystem: From DeepSeek to AI+

The Future of the Global Open-Source AI Ecosystem: From DeepSeek to AI+ This is the third and final blog in a three-part…

GPT-OSS Performance Optimizations on NVIDIA Blackwell: Pushing the Pareto Frontier Feb 1, 2026 · 8 min read TL;DR: In collaboration with the open-source community, vLLM + NVIDIA has achieved significant performance milestones on the gpt-oss-120b model running on NVIDIA's Blackwell GPUs. Through deep...

GPT-OSS Performance Optimizations on NVIDIA Blackwell: Pushing the Pareto Frontier TL;DR: In collaboration with the open…

1/30/2026 The Missing Piece of the OpenClaw Mania: Truly ‘Own Your AI’ with Fireworks AI

Building a "Personal Operating System" means nothing if you don't control the brain. Move your OpenClaw agent onto secur…

Accelerating Diffusion Models with an Open, Plug-and-Play Offering

Recent advances in large-scale diffusion models have revolutionized generative AI across multiple domains, from image sy…

Architectural Choices in China's Open-Source AI Ecosystem: Building Beyond DeepSeek

Architectural Choices in China's Open-Source AI Ecosystem: Building Beyond DeepSeek This is the second blog in a three-p…

1/27/2026 Build powerful agents on OSS models with Blazing Fast Inference on Fireworks

Kimi K2.5 just dropped yesterday and is available Day 0 on Fireworks! As open models get more powerful and agentic, low …

1/23/2026 Turning Production Logs into Evaluation Datasets: A Data-Driven Approach

If you are running an LLM in production, you have access to the most valuable resource for improving your model: your ac…

1/13/2026 Best Open Source LLMs in 2026: We Reviewed 7 Models

With new open source LLMs launching nearly every week, figuring out which model actually fits your use case has become i…

12/31/2025 DPO, your simplest RL pipeline with two rollouts

A recent research paper, "IT TAKES TWO: YOUR GRPO IS SECRETLY DPO", bridged DPO and GRPO by framing both DPO and GRPO un…

Community Bilge Yücel DevRel Engineer Haystack Ecosystem: One Name, One Product Family, One Look One unified Haystack ecosystem, from open source to enterprise-scale AI systems. December 19, 2025

Haystack Ecosystem: One Name, One Product Family, One Look One unified Haystack ecosystem, from open source to enterpris…

12/17/2025 Self-Improving Agents, Powered by Your Evals

TL;DR: Eval Protocol is a unified eval interface that powers both prompt optimization and RL on the same evaluation func…

CUGA on Hugging Face: Democratizing Configurable AI Agents

CUGA on Hugging Face: Democratizing Configurable AI Agents Introduction AI agents are rapidly becoming essential for bui…

9/12/2025 Understanding Embeddings and Reranking at Scale

Retrieval-Augmented Generation has emerged as the dominant paradigm for grounding large language models with external kn…

8/12/2025 Quality first: how Fireworks.ai is the go-to place for gpt-oss

It’s been an incredible week for the open-source AI community. The release of GPT-OSS marked a significant milestone, op…

We Got Claude to Fine-Tune an Open Source LLM

We Got Claude to Fine-Tune an Open Source LLM We gave Claude the ability to fine-tune language models using a new tool c…

11/24/2025 Fireworks Expands AWS Alliance: Strategic Collaboration Agreement + GenAI Competency

Today, we’re excited to share a major milestone in our work to help every company own their AI: Fireworks has signed a S…

11/20/2025 Eval Protocol: RL on your agents, in any environment

Eval Protocol (EP) is an open-source, language-agnostic framework that makes it easy to do reinforcement fine-tuning on …

11/19/2025 Fireworks Achieves Triple ISO Certification, giving Enterprises Full Control and Trust in AI at Scale

AI adoption is accelerating, but enterprises face risk without verifiable security, privacy, and governance. Fireworks d…

No More Train-Inference Mismatch: Bitwise Consistent On-Policy Reinforcement Learning with vLLM and TorchTitan Nov 10, 2025 · 6 min read We demonstrate an open-source bitwise consistent on-policy RL run with TorchTitan as the training engine and vLLM as the inference engine. Built on top of vLLM's recent work on batch-invariant...

No More Train-Inference Mismatch: Bitwise Consistent On-Policy Reinforcement Learning with vLLM and TorchTitan We demons…

7/11/2025 Understanding Function Calling: The Bridge to Agentic AI

Large language models (LLMs) have revolutionized natural language processing by generating impressive text based on mass…

LeRobot v0.4.0: Supercharging OSS Robot Learning

LeRobot v0.4.0: Supercharging OSS Robot Learning TL;DR LeRobot v0.4.0 delivers a major upgrade for open-source robotics,…

Sentence Transformers is joining Hugging Face!

Sentence Transformers is joining Hugging Face! Sentence Transformers (a.k.a. SentenceBERT or SBERT) is a popular open-so…

LLMs Inside the Product: A Practical Field Guide

LLMs Inside the Product: A Practical Field Guide Building with LLMs has taught me one clear lesson: the best AI feature …

Unlock the power of images with AI Sheets

Unlock the power of images with AI Sheets 🧭TL;DR: Hugging Face AI Sheets is an open-source tool for supercharging datas…

Google Cloud C4 Brings a 70% TCO improvement on GPT OSS with Intel and Hugging Face

Google Cloud C4 Brings a 70% TCO improvement on GPT OSS with Intel and Hugging Face C4 Virtual Machine (VM) running on I…

10/15/2025 LLM on the edge: Model picking with Fireworks Eval Protocol + Ollama

Modern AI apps rarely run on a single model forever. Teams iterate, swap providers, and increasingly run open-source mod…

Outbound coordinated vulnerability disclosure policy

Outbound coordinated disclosure policy Purpose OpenAI is committed to enhancing global software security by responsibly …

9/22/2025 Traces Are All You Need (to rank LLMs)

From your existing observability platform logs to a data-driven model leaderboard in minutes – quickly compare candidate…

Public AI on Hugging Face Inference Providers 🔥

Public AI on Hugging Face Inference Providers 🔥 We're thrilled to share that Public AI is now a supported Inference Pro…

11/9/2025 Modernizing Healthcare with AI: How RADPAIR and Fireworks Unlock Smarter Radiology Workflows

Executive Summary RADPAIR is transforming radiology workflows with its intent to create an open-source SDK standard – an…

10/9/2025 Announcing Embeddings and Reranking On Fireworks AI

Today, we're announcing a major upgrade to Fireworks for RAG workloads – we’re bringing the state-of-the-art Qwen3 8B Em…

mmBERT: ModernBERT goes Multilingual

mmBERT: ModernBERT goes Multilingual TL;DR This blog post introduces mmBERT, a state-of-the-art massively multilingual e…

Understanding and Implementing Qwen3 From Scratch

Understanding and Implementing Qwen3 From Scratch A Detailed Look at One of the Leading Open-Source LLMs Previously, I c…

SAIR: Accelerating Pharma R&D with AI-Powered Structural Intelligence

SAIR: Accelerating Pharma R&D with AI-Powered Structural Intelligence SAIR is an open-sourced dataset and is publicly av…

8/26/2025 DeepSeek V3.1 now on Fireworks AI!

TL;DR DeepSeek V3.1 is a major leap forward in open‑source LLMs. It introduces hybrid reasoning modes (“thinking” vs. “n…

8/25/2025 LLM Eval Driven Development with Claude Code

In our previous blog, we showed how to go from one test to many tests with Eval Protocol with Cursor. But what if you're…

8/15/2025 Your AI Benchmark is Lying to You. Here's How We Caught It

Your AI Benchmark is Lying to You. Here's How We Caught It Would you give GPT-4.1 an A grade for this image? We sure wou…

Kimina-Prover-RL

Kimina-Prover-RL We are happy to introduce kimina-prover-rl, an open-source training pipeline for formal theorem proving…

8/14/2025 Test-Driven Agent Development with Eval Protocol

Building AI agents is exciting, but let's be honest: they can be unpredictable. How do you add new features without secr…

Open Weights and AI for All

Open weights and AI for all AI’s next frontier isn’t just about capability—it’s about who gets to use it. Our mission to…

Estimating worst case frontier risks of open weight LLMs

Estimating worst case frontier risks of open weight LLMs In this paper, we study the worst-case frontier risks of releas…

Welcome GPT OSS, the new open-source model family from OpenAI!

Welcome GPT OSS, the new open-source model family from OpenAI! To make it even better and more impactful for the communi…

Measuring Open-Source Llama Nemotron Models on DeepResearch Bench

Measuring Open-Source Llama Nemotron Models on DeepResearch Bench NVIDIA’s AI-Q Blueprint—the leading portable, open dee…

Open source video is back

Open source video is back Try WAN 2.2 Wan 2.2 has set the open source video community ablaze. It’s a huge leap forward f…

7/31/2025 Run bulk async workloads with Fireworks Batch API

With Fireworks’ Batch API, you can asynchronously run large volumes of requests on 1000+ open or finetuned models with n…

7/30/2025 Fireworks Real-World Benchmarks: Find the Best OSS Model for the Job

The open-source model landscape is exploding, making it hard to choose the right model. To help you cut through the nois…

7/29/2025 Introducing Vision-Language Model Fine-tuning: Tailor VLMs to Your Domain

Fireworks AI now offers supervised fine-tuning for Vision-Language Models (Qwen 2.5 VL family), letting you adapt state-…

7/25/2025 How Notion Cuts Latency 4x and Scales Enterprise AI Workflows with Fireworks AI

Notion’s journey from individual users to enterprise powerhouse showcases how Fireworks AI enables scalable, reliable, a…

7/22/2025 VibeRL: When AI Trains AI

Reinforcement Learning (RL) isn't new. Think about it like training a pet - you give a command, your pet performs an act…

7/22/2025 A Deep Dive into MLA training/inference difference and why QK-Clip from Kimi is such an elegant idea

Today, we're unpacking a clever insight from the researchers behind Kimi K2, a powerful LLM from Moonshot AI. This all s…

7/17/2025 Sentient & Fireworks Powers Decentralized AI At Viral Scale

Backed by $85 million from Founders Fund, Pantera, Framework Ventures, and Polygon Labs, Sentient unites Sandeep Nailwal…

How we optimized FLUX.1 Kontext [dev]

How we optimized FLUX.1 Kontext [dev] FLUX.1 Kontext [dev] In addition to making our FLUX.1 Kontext [dev] implementation…

7/15/2025 Deep-dive into MuonClip: Fixing Attention Score Explosions in Transformer Training

Interactive visualization for MuonClip, brought to you from Fireworks.ai With the release of Kimi-K2, a state of the art…

7/15/2025 Fireworks AI Now Supports Amazon SageMaker

We’re thrilled to announce Fireworks AI has now made Amazon SageMaker available as a Bring Your Own Compute (BYOC) deplo…

Reachy Mini - The Open-Source Robot for Today's and Tomorrow's AI Builders

Reachy Mini – The Open-Source Robot for Today's and Tomorrow's AI Builders Reachy Mini is an expressive, open-source rob…

Gemma 3n fully available in the open-source ecosystem!

Gemma 3n fully available in the open-source ecosystem! Today, Gemma 3n is finally available on the most used open source…

6/22/2025 Unlock Your Tools: Fireworks Adds OpenAI-Response API with MCP Support (Beta)

TL;DR: Fireworks now supports an OpenAI-response API endpoint that allows you to connect our library of leading open mod…

Featherless AI on Hugging Face Inference Providers 🔥

Featherless AI on Hugging Face Inference Providers 🔥 We're thrilled to share that Featherless AI is now a supported Inf…

5/6/2025 Qwen 3 on Fireworks AI: Controllable Chain-of-Thought and Tool Calling at Frontier Scale

TL;DR - •Reasoning meets function calls. Qwen 3 now streams an explicit … trace and the exact JSON tool call in the same…

Real-Time AI Sound Generation on Arm: A Personal Tool for Creative Freedom

Real-Time AI Sound Generation on Arm: A Personal Tool for Creative Freedom As a software engineer and music producer, I’…