Nvidia open-sources Nemotron 3.5 Lightning, a lightweight AI model for single GPUs
CEO Jensen Huang says the move will boost demand for Nvidia chips as the company prepares a larger model later this year
AI-assisted coverage comparison, editor-supervised · How this was made

Nvidia open-sources Nemotron 3.5 Lightning, a lightweight AI model for single GPUs
Photograph: IBTimes (embedded from source)
What this story says
- Nvidia released Nemotron 3.5 Lightning, an open-source AI model that runs on a single GPU and is free to download, modify and use.
- CEO Jensen Huang said open-source AI increases demand for Nvidia’s hardware, calling it "great for chips".
- The company is developing a larger model, Nemotron 4, expected later in 2026.
- Reports disagree on whether Nemotron 3.5 Lightning has 3.6 billion or 30 billion parameters.
Who covered it
Percentages are shares of the 12 outlets carrying a published leaning rating. 12 of the 24 outlets we know ran this story carry no rating and are not counted in them. Coverage measured .
Trust
80/100
Craft
95/100
Hype
15/100
24 sources · methodology
Nvidia released Nemotron 3.5 Lightning, an open-source artificial intelligence model that the company says can run on a single graphics processing unit. The model is available for download, modification and use without charge or permission. Nvidia described it as lightweight and designed for autonomous agents, software that performs tasks in the background.
Jensen Huang, Nvidia’s chief executive, said in an interview with Axios that open-source AI benefits hardware sales. "Free AI should be great for hardware," he said. "Free AI should be great for chips." The release follows Huang’s first post on X, in which he argued that open models strengthen safety, accelerate innovation and enable sovereignty. He also published an open letter opposing restrictions on open-source AI development.
Nvidia said companies including CrowdStrike, CodeRabbit and Harvey have tested and customised the model. The company also introduced NeMo Switchyard, software that determines the most cost-effective AI model for a given task. Nemotron 3.5 Lightning is available through Hugging Face and Nvidia’s website.
Disagreement on the model’s size
The Decoder reported that Nemotron 3.5 Lightning has 3.6 billion parameters. Quartz reported that it has 30 billion parameters. The reports do not reconcile the difference.
What the coverage left out
None of the right-rated digests mentioned the companies that have tested and customised Nemotron 3.5 Lightning, including CrowdStrike, CodeRabbit and Harvey. None of the centre-rated digests except IBTimes and CNBC’s full reports quoted Huang’s open letter or his X post. The Decoder’s report of 3.6 billion parameters was not mentioned in any of the centre or right-rated digests.
Still developing. We have re-checked which outlets are covering this 5 times, most recently on 11 Aug 2026, 21:00, and will add the sides that appear.
How other outlets pictured it
Which photograph to run is each newsroom’s own choice. The leaning beside a name is that outlet’s published rating, not a claim that the pictures divide along it. Every picture is shown from the outlet’s own server and links to the article it ran in.
How each side covered it
Our own reading of the reporting listed below, written from the outlets’ articles rather than quoted from them. The reasoning is set out on our methodology page.
Left
1 rated outlet
- CNBC’s report led on the model’s release as Nvidia’s first open-source offering since Huang entered the debate over open AI development. It quoted Huang’s statement to Axios that "Free AI should be great for hardware" and noted that the model can run on a single GPU. The report also mentioned the national security concerns raised by Kimi K3, a Chinese model that narrowed the performance gap with U.S. systems.
- CNBC described the model as "lightweight" and said it is free for companies to download, use and modify. It quoted Huang’s X post: "Open models strengthen safety and cybersecurity, accelerate innovation and diffusion, and enable sovereignty."
Centre
7 rated outlets
- The six centre-rated digests led on different aspects of the story. IBTimes and CNBC’s full reports quoted Huang’s statement that open-source AI benefits hardware sales. The Information and Market Screener focused on Nvidia’s development of Nemotron 4, a larger model expected later in 2026. The Wall Street Journal’s digest said the model can help enterprises save on AI token costs.
- Breaking The News and Quartz mentioned the model’s intended use for autonomous agents. Quartz was the only centre-rated outlet to report the model’s parameter count as 30 billion. None of the centre-rated digests quoted Huang’s X post or his open letter.
Right
4 rated outlets
- The four right-rated digests led on Nvidia’s development of Nemotron 4, the larger model expected later in 2026. Yonhap News Agency described Nvidia as an "open advocate" and noted its opposition to regulation of open-source AI. Globo and The News framed the release as part of a strategy to compete with Chinese models. Seeking Alpha mentioned both Nemotron 3.5 Lightning and Nemotron 4 in its headline.
- None of the right-rated digests quoted Huang’s statement to Axios or his X post. None mentioned the model’s parameter count or its availability through Hugging Face.
Read it at the source
24 outlets, grouped by the leaning a published rating gives them. Every headline links to the original; an underlined outlet name opens our profile of that publisher.
Left
1Centre
7- Nvidia's Nemotron 4 model could be ready this fall (opens Breaking The News in a new tab)
Breaking The News — is Breaking The News biased? Our profile of this outlet
- Why Nvidia Is Trying To Develop The World’s Best Open-Source AI Models (opens The Information in a new tab)
The Information — is The Information biased? Our profile of this outlet
- Nvidia Releases New Open Model (opens Wall Street Journal in a new tab)
Wall Street Journal — is Wall Street Journal biased? Our profile of this outlet
- Nvidia building 1-trillion-parameter Nemotron 4 to rival open AI models, The Information reports (opens Reuters in a new tab)
- Nvidia Unveils New Open-Source AI Model. CEO Jensen Huang Says Free AI Means More Chip Demand. (opens IBTimes in a new tab)
- Nvidia Developing Ambitious Nemotron 4 Open-Source AI Model (opens Market Screener in a new tab)
Market Screener — is Market Screener biased? Our profile of this outlet
- Nvidia releases Nemotron 3.5 Lightning open-source AI model (opens Quartz in a new tab)
Right
4- 'Open Advocate' Nvidia Launches Proprietary AI... Also Preparing Mega-Model (opens 연합뉴스-Yonhap News Agency in a new tab)
연합뉴스-Yonhap News Agency — is 연합뉴스-Yonhap News Agency biased? Our profile of this outlet
- Nvidia Develops New Open Source AI Model Family, Says Website (opens Globo in a new tab)
- Nvidia is developing Nemotron 4 open-source models to rival OpenAI (opens The News in a new tab)
- Nvidia launches Nemotron 3.5 Lightning; working on bigger Nemotron 4 (opens Seeking Alpha in a new tab)
Seeking Alpha — is Seeking Alpha biased? Our profile of this outlet
Not rated
12- Huang Jen-Hsun Launches His First Open-Source AI Model, Available for Free. (opens 大纪元 Epoch Times in a new tab)
大纪元 Epoch Times — is 大纪元 Epoch Times biased? Our profile of this outlet
- Nvidia Unveils Free Open AI Model, Accelerating Open-Source Strategy — BigGo Finance (opens biggo.com in a new tab)
biggo.com
- Nvidia Builds 1-Trillion-Parameter Open AI Model Nemotron 4 (opens AllBlogThings.com in a new tab)
AllBlogThings.com — is AllBlogThings.com biased? Our profile of this outlet
- "Designing Chips Overnight without Human Intervention"… Siemens and Nvidia Join Hands for 'Agentic AI' (opens ddaily.co.kr in a new tab)
ddaily.co.kr — is ddaily.co.kr biased? Our profile of this outlet
- NVIDIA Nemotron 3.5 Lightning Lands on Ubuntu via Snap (opens Linuxiac in a new tab)
Linuxiac
- Nvidia's open-weight Nemotron 3.5 Lightning prioritizes speed over maximum intelligence (opens The Decoder in a new tab)
The Decoder — is The Decoder biased? Our profile of this outlet
- NVIDIA Releases Open-Source Nemotron 3.5 Lightning as CEO Jensen Huang Pushes Open-Weight AI (opens Coingape in a new tab)
Coingape
- Nvidia launches Nemotron 3.5 Lightning as US open model momentum picks up (opens constellationr.com in a new tab)
constellationr.com — is constellationr.com biased? Our profile of this outlet
Show 4 more
- Nvidia takes on customers with custom open-source AI models (opens capitalbrief.com in a new tab)
capitalbrief.com
- NVIDIA Agentic AI Models Power Nemotron 3.5 Lightning (opens The Cryptonomist in a new tab)
The Cryptonomist
- NVIDIA and Local AI Community Fuel Open Source Models and Intelligent Agents (opens NVIDIA in a new tab)
- Nvidia releases Nemotron 3.5 Lightning and NeMo Switchyard to give enterprise AI capability options - SiliconANGLE (opens SiliconANGLE in a new tab)
SiliconANGLE — is SiliconANGLE biased? Our profile of this outlet
Questions about this coverage
- How did the left and right cover Nvidia open-sources Nemotron 3.5 Lightning, a lightweight AI model for…?
- Of the 12 outlets on this story carrying a published leaning rating, 8% are rated left, 59% are rated centre, 33% are rated right. Those percentages are shares of the rated outlets, not of every outlet that ran it, which was 24. The sections above set out what each side emphasised, in its own terms.
- Is Nvidia open-sources Nemotron 3.5 Lightning, a lightweight AI model for… left or right?
- Neither side dominates it. Of the 12 rated outlets on this story, 8% are rated left, 59% are rated centre, 33% are rated right, and no side holds the 70% this site would want before calling a field one-sided. A story is not left or right in any case; the outlets that carried it are what carry ratings.
- Is the coverage of Nvidia open-sources Nemotron 3.5 Lightning, a lightweight AI model for… biased?
- Nvidia open-sources Nemotron 3.5 Lightning, a lightweight AI model for single GPUs is one event reported by 24 outlets, and this page does not rate the story as biased or unbiased. What it publishes is the spread: which outlets ran it, where named rating organisations place each of them on the spectrum, and what each side chose to lead with. A leaning rating describes an outlet's record over time, not this article, and the two should not be run together.
- Which outlets covered Nvidia open-sources Nemotron 3.5 Lightning, a lightweight AI model for…?
- 24 that we know of, every one of them listed further up this page with a link to its own report and to what we hold on the publisher. Nothing here is a summary of somebody else's summary: the outlets are named so the original reporting can be read.
- What is Nemotron 3.5 Lightning?
- Nemotron 3.5 Lightning is an open-source AI model released by Nvidia that runs on a single GPU. It is designed for autonomous agents and can be downloaded, modified and used without charge. Reports disagree on whether it has 3.6 billion or 30 billion parameters.
- Why did Nvidia release an open-source AI model?
- Nvidia CEO Jensen Huang said open-source AI increases demand for the company’s hardware. He called it "great for chips" and argued that open models strengthen safety, accelerate innovation and enable sovereignty. The release follows his public opposition to restrictions on open-source AI development.
- Which outlets reported different parameter counts for Nemotron 3.5 Lightning?
- The Decoder reported that Nemotron 3.5 Lightning has 3.6 billion parameters. Quartz reported that it has 30 billion parameters. The reports do not reconcile the difference, and no other outlet in the sample mentioned either figure.
- What is Nvidia developing next?
- Nvidia is developing Nemotron 4, a larger open-source AI model expected later in 2026. The Information and Market Screener reported that the company aims to compete with the world’s leading open-source models.
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