Freedom to reliably deploy any open model effortlessly. Unlimited tokens for 30K+ models. Open-source jev models on simplejev.ai

San Francisco
Today we're announcing our $20 M Series A, co-led by @AMDVentures and @AirbusVentures, with @BMWiVentures, @Kickstartph, @PanacheVC, and @Wavemaker_VC. We're building the neutral layer for open models — so the future doesn't run on a few labs, a few chips, or a few clouds. THE FUTURE CAN’T BE BLOCKED. Any Model. Anywhere. Anyone. Yours.
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A lot has changed at Featherless in September. Here's just the changes to our model catalogue. What are you building?
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Today in open source AI... Ben Affleck?? Not the sentence I expected to write this week, but yes, batman fine-tunes open video models. Each film trains a private model on its own footage, and then the studio keeps the footage and the learning. Ben didn't want a model trained on other people's films, so his team shot their own dataset and built on open weights instead. Was it worth it? Netflix thinks so, reportedly having paid $587M for the company! Don't sleep on this one!
Ben Affleck (Hollywood star & Artists Equity CEO) talks about how he fine-tunes open video models by unfreezing weights and trained only the last cinematic layer so a film crew can hit real production standards. for context, Ben Affleck founded InterPositive in 2022, a 16-person AI shop for film post and Netflix bought it in March 2026 for $587 mn in cash. He needed that model because public video models were trained on his peers' films, and he did not think that was a real business. So InterPositive raised money, shot its own dataset for 8 months on a controlled stage, and used it only as late-stage training. Each new film then trains a private model on its own dailies, so the production keeps the footage and the learning. That is the product Netflix paid $587 million for. ---- From "Bloomberg Live" YouTube channel, (link in comment)
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Hey just saying if you want to try GLM 5.3 and its finetunes, we got them. We don't bite!
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In today's AI news: Making open source models climb to the top (literally) -- a developer made a tiny MicroDuck robot climb a chimney! They trained three moves themselves (getting in, climbing, getting out) and used the official one from Pollen Robotics, to get the robot back on its feet at the top. First it was token prediction, then sentences, then paragraphs, then millions of lines of code. Next, open source is coming for robotics!
Robots are going to eat the next 10 years 💯 We're making robotics on the Hugging Face Hub easier to use, eg: soon you'll be able to send any community-made policy to your Microduck. Can you just imagine the fun we're going to have?
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269 new open models landed on Featherless this week! All on one API key.
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Tomorrow, come showcase what you can build with classifiers in SF! (We moved the date up a week)
We're hosting a Jev hack/demo night + dumpling bar 🥟 this Friday! Come jam & build on open-weight Jev! 9/25 · 6:00 PM · SF
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Can you DJ with AI?? In this video @aizkmusic demonstrates a fun demo of Simple Jev -- picking the right songs to play. Simple Jev is live on Featherless!
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In today's AI news: Creatify Labs post-trained MiniMax H3 and cut generation time and estimated cost by 20%. While most labs continue to chase the next big shiny model, Creatify took a model that already exists and made it better at exactly one thing -- ads. Videos now follow the prompt nearly twice as often, with 70% fewer visible defects. Open weights means the model is yours to specialize.
Introducing Boreal-H3 — a video model built for ads and our next step toward recursive self-improvement in video generation. A good-looking video isn’t enough. The product has to stay the same. The actor has to stay the same. The label has to be right. And the action in the brief actually has to happen. So we post-trained MiniMax H3 specifically for advertising. But this isn’t a one-off SFT or LoRA fine-tune. We built a closed-loop system that learns what to improve next. Human-calibrated evaluation diagnoses failures and guides the next intervention: targeted data collection, reinforcement learning, or inference optimization. When the feedback is unreliable, we revise the evaluator or reward—not just the generator. Every experiment feeds into shared memory, informing the next training decision. The model improves, and so does the process that produces its successor. The results: → 85.3% reference fidelity — highest among the frontier video generation models we evaluated → Brief success: 28% → 50% → Identity match: 83% → 94% → Visible defects per clip: down 70% → Generation time and estimated cost: down 20% Boreal-H3 doesn’t just make better-looking video. It makes more usable ads. Credit to the @MiniMax_AI team for the foundation we’re building on. This launch is a checkpoint, not the finish line. We’re building more than a better video model. We’re building a system that learns how to make the next one better.
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Has the industry made large language models TOO large? Tanks are great, just not for pizza delivery. As memory and compute get more scarce, match the vehicle to the job. For many tasks, that means a cheap classifier. Read more from our CEO @picocreator thenewstack.io/featherless-s…
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Imagine not being allowed to translate a poem!
THANK YOU @FeatherlessAI for the credits, I can now translate all my Persian music with Kimi-K3 without Anthropic getting in the way
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How Jev works behind the scenes.
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No technical demo is complete without Doom. Watch as we push classifiers to their limits, with Simple Jev playing Doom at real time speed. Live on Featherless! simple-jev.featherless.ai/co…
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You guys remember RAG? There's a classifier for that now.
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Congratulations to @theworldlabs for joining @AMD We're excited to see how the future of spacial and physical problems get tackled with AI. We’ll be watching closely, and rooting for what comes next.
We are excited to announce that World Labs is joining @AMD. The research and technical breakthroughs we have achieved since our founding in 2024 have given us a clear vision for AI’s potential to solve problems in the spatial and physical world. Accelerating the future of spatial and physical intelligence requires scaling our efforts, scaling our reach, and getting closer to the hardware.
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Ask a frontier model to harden a Windows domain controller and it refuses 43.8% of the time. Tell it you're authorized, and it becomes almost twice as likely to say no. Here's a look inside these models. 👇
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Replying to @FeatherlessAI
@FeatherlessAI Jev+Vision, does make for some fun Pictionary games. ( Run in absurd mode, instead of normal )
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What have you built with parallel subagents?
I have successfully reverse engineered and decompiled Snood for the GBA (2001), a game originally created by @GCDaveDobson over 25 years ago, entirely driven by AI. Every byte matches (SHA-256). I used Opus, Codex, and dozens of parallel DeepSeek V4.1 agents to attack different parts of the codebase. The first step was finding the compiler, where I sent off some agents, and they discovered it was agbcc, the GCC 2.95 compiler from Nintendo's GBA SDK, and verified it by recompiling standard library functions like memcpy and getting byte identical output to the ROM. For the first week or so, matching was stuck at 3% as I had no idea what I was doing. Then one afternoon, I experimented with agent swarms and went from 7% to 81% in about 5 hours. I ran over 20 DeepSeek agents in parallel in multiple waves, each AI assigned its own function in its own sandbox, so they never stepped on each other's work. The bigger AIs merged each result only after re-verifying their work, picking and choosing what was best. The last 19% took several more days, and the last 300 bytes were very difficult compiler forensics. This work is particularly suited for agentic workflows as the reward is easily verifiable (matching rom percentages). Why Snood? I have a faint memory of playing this game at around 3 years old. I also remember hearing the video game soundtrack and wondering "How did they fit that in the cartridge?" Well now I have my answer, they used the GBA's four built-in sound channels in a sort of midi-like way to generate songs on the fly. Only the sound effects are real samples, 8-bit audio at about 11 kHz. I also wanted to choose a game that was relatively obscure, had little info, as Pokemon has been analyzed to death (and I didn't grow up playing Pokemon!) I don't have an accurate number on the cost, but it was around 4-5 billion tokens. I do feel a bit strange, as now I was no longer tell AI what to do, I was telling AI what to tell AI what to do! The knowledge I gained from this project is mostly high level about how to coordinate agents, rather than technical details (though, now that I have the code, I can ask any question and figure it out). What would've taken a team of hobbyists years took me about two weeks of on and off work. I think we're about to see a lot of forgotten technology and code get preserved, which, in the face of AI writing more and more code every day, is kinda amazing in my eyes. The future is very bright for technological preservation efforts. If you're interested in the code, let me know below. Enjoy the cutesy explanation video!
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Thank you everyone who has been trying out simple jev! We're going to continue to make it faster, cheaper, and better for everyone.
😅 this is what happens, when frontier decision models.... are starting at free
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Jev is waiting for you btw
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