OpenAI Releases First Open-Weight AI Models Since 2019: A Shift in Strategy and Implications for the AI Landscape
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[1]
OpenAI launches reasoning LLM that you can download and tweak
OpenAI has launched a large language model (LLM) that lives up to the company's name. Known as gpt-oss, it is the first 'reasoning' artificial intelligence (AI) from the firm that is open-weight, meaning that researchers will be able to download it and customize it. The firm, based in San
[2]
OpenAI launches two 'open' AI reasoning models | TechCrunch
OpenAI announced Tuesday the launch of two open-weight AI reasoning models with similar capabilities to its o-series. Both are freely available to download from the online developer platform, Hugging Face, the company said, describing the models as "state-of-the-art" when measured across several
[3]
OpenAI has finally released open-weight language models
That's particularly notable at a time when Meta, which had previously dominated the American open-model landscape with its Llama models, may be reorienting toward closed releases -- and when Chinese open models, such as DeepSeek's offerings, Kimi K2, and Alibaba's Qwen series, are becoming more
[4]
OpenAI Just Released Its First Open-Weight Models Since GPT-2
The models, gpt-oss-120b and gpt-oss-20b, represent a major shift for the AI company. OpenAI just dropped its first open-weight models in over five years. The two language models, gpt-oss-120b and gpt-oss-20b, can run locally on consumer devices and be fine-tuned for specific purposes. For OpenAI,
[5]
OpenAI's New Models Aren't Really Open: What to Know About Open-Weights AI
Despite the company's name, OpenAI hasn't dropped an open version of its AI models since GPT-2 in 2019. That changed on Tuesday, as CEO Sam Altman shared two new open-weights, reasoning AI models, named gpt-oss-120b (120 billion parameters) and gpt-oss-20b (20 billion parameters). If open-weights
[6]
OpenAI returns to its open-source roots with new open-weight AI models, and it's a big deal
We all know AI relies on open-source software, but most of the big AI companies avoid opening their code or their large language model (LLM) weights. Today, things have changed. OpenAI, the artificial intelligence titan behind ChatGPT, announced a landmark return to its open-source
[7]
OpenAI Releases Open-Weight Models After DeepSeek's Success
OpenAI is releasing a pair of open and freely available artificial intelligence models that can mimic the human process of reasoning, months after China's DeepSeek gained global attention with its own open AI software. The two models, called GPT-oss-120b and GPT-oss-20b, will be available on AI
[8]
OpenAI releases open-weight reasoning models optimized for running on laptops
SAN FRANCISCO, Aug 5 (Reuters) - OpenAI said on Tuesday it has released two open-weight language models that excel in advanced reasoning and are optimized to run on laptops with performance levels similar to its smaller proprietary reasoning models. An open-weight language model's trained
[9]
OpenAI's first new open-weight LLMs in six years are here
For the first time since GPT-2 in 2019, OpenAI is releasing new open-weight large language models. It's a major milestone for a company that has increasingly been accused of forgoing its original stated mission of "ensuring artificial general intelligence benefits all of humanity." Now, following
[10]
OpenAI releases lower-cost models to rival Meta, Mistral and DeepSeek
OpenAI on Tuesday released two open-weight language models for the first time since it rolled out GPT-2 in 2019. The text-only models are called gpt-oss-120b and gpt-oss-20b, and are designed to serve as lower-cost options that developers, researchers and companies can easily run and customize,
[11]
OpenAI Finally Lives Up to Its Name, Drops Two New Open Source AI Models
The AI company is looking to get back in the business of transparency. For the first time in five years, OpenAI has released two new free and open-source AI models that are lightweight and designed to be easily integrated into other software programs. In a blog post on Tuesday, the company
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OpenAI releases two open-weight AI models, including one that runs well on Apple Silicon Macs - 9to5Mac
Living up to its name, OpenAI has released not one but two new open-weight AI models after promising to deliver a new open-weight model earlier this year. The two models, gpt-oss-20b and gpt-oss-120b, are available to download for free now. What makes open-weight models special? Specifically,
[13]
OpenAI releases gpt-oss, new open-weight models that can run on laptops: How to try them
For the first time since GPT-2 dropped over five years ago, OpenAI is releasing not one, but two open-weight AI reasoning models -- and they're available to download for free right now on Hugging Face. Billed as "state-of-the-art," the new OpenAI open-weight models were announced Tuesday in a
[14]
OpenAI just announced something big, but it's not GPT-5
These models let users see each step of the AI's thinking process, making them more transparent in how they function OpenAI has just dropped two new AI models, gpt‑oss‑120b and gpt‑oss‑20b. Not only are they new, but they're the first open‑weight models from ChatGPT's creator since GPT‑2. The
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OpenAI returns to open source roots with new models gpt-oss-120b and gpt-oss-20b
Want smarter insights in your inbox? Sign up for our weekly newsletters to get only what matters to enterprise AI, data, and security leaders. Subscribe Now OpenAI is getting back to its roots as an open source AI company with today's announcement and release of two new, open source, frontier
[16]
OpenAI releases powerful new open language models
Why it matters: OpenAI is aiming the new models at customers who want the cost savings and privacy benefits that come from running AI models directly on their own devices rather than relying on cloud-based services like ChatGPT or its rivals. * It's also pitching the open models for countries that
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The initial reactions to OpenAI's landmark open source gpt-oss models are highly varied and mixed
Want smarter insights in your inbox? Sign up for our weekly newsletters to get only what matters to enterprise AI, data, and security leaders. Subscribe Now OpenAI's long-awaited return to the "open" of its namesake occurred yesterday with the release of two new large language models (LLMs):
[18]
AI execs back OpenAI's open-source return
State of play: OpenAI's new models are designed for customers who want the cost savings and privacy that come from running AI models directly on their own devices rather than relying on cloud-based services like ChatGPT or its rivals. * The company is also pitching the models to countries seeking
[19]
OpenAI releases free, downloadable models in competition catch-up
OpenAI on Tuesday released two new artificial intelligence (AI) models that can be downloaded for free and altered by users, to challenge similar offerings by US and Chinese competition. The release of gpt-oss-120b and gpt-oss-20b "open-weight language models" comes as the ChatGPT-maker is under
[20]
OpenAI's open source pivot shows how U.S. tech is trying to catch up to China's AI surge
OpenAI, the developer behind ChatGPT, released two bombshell AI developments last week. Last Thursday, it released GPT-5, the long-awaited update to its powerful GPT model. But OpenAI's earlier decision to release open-source versions of its powerful model -- the first time it's done so since
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OpenAI's new 'open' models are here -- just don't expect them to reveal the secret recipe
Despite what its name suggests, OpenAI hadn't released an "open" model -- one that includes access to the weights, or the numerical parameters often described as the model's brains -- since GPT-2 in 2020. That changed on Tuesday: The company launched a long-awaited open-weight model, in two sizes,
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OpenAI Drops Two Open Source AI Models That Run Locally and Match Premium Offerings - Decrypt
Performance rivals GPT-4o-mini and o3 -- beats rivals in math, code, and medical benchmarks OpenAI released two open-weight language models Tuesday that deliver performance matching its commercial offerings while running on consumer hardware -- the gpt-oss-120b needs a single 80GB GPU and the
[23]
OpenAI releases free, downloadable models in competition catch-up
San Francisco (United States) (AFP) - OpenAI on Tuesday released two new artificial intelligence (AI) models that can be downloaded for free and altered by users, to challenge similar offerings by US and Chinese competition. The release of gpt-oss-120b and gpt-oss-20b "open-weight language models"
[24]
For the First Time in 6 Years, OpenAI's New Models Are Free for Everyone
Developers rejoice -- OpenAI has just released two new open-weight models. Unlike most of OpenAI's models, these new products can be downloaded and used without needing to pay API fees to OpenAI. The models can even run locally on laptops and phones. To understand why this is such a big deal, it
[25]
OpenAI Finally Releases Its First Open-Source AI Models Since 2019
OpenAI says both models are built on a mixture-of-experts architecture OpenAI released two open-source artificial intelligence (AI) models on Tuesday. This marks the San Francisco-based AI firm's first contribution to the open community since 2019, when GPT-2 was open sourced. The two new models,
[26]
OpenAI responds to DeepSeek with two 'open' models
OpenAI is launching GPT-oss-120b and GPT-oss-20b, two open-weight AI models capable of reasoning and complex tasks like coding and online information retrieval. Available on Hugging Face, these models offer text generation capabilities but lack image or video support. While OpenAI discloses the
[27]
OpenAI launches its first open-weight models since GPT-2 - The Economic Times
OpenAI has released two new open-weight AI reasoning models, its first in over five years. The larger model, gpt-oss-120b, can run on a single Nvidia GPU, while the smaller, gpt-oss-20b, can run on a laptop. Both are available to download from Hugging Face and are designed for accessibility.OpenAI
[28]
OpenAI launches open-weight models GPT OSS 120b & GOT OSS 20b: Check how to get new models on your computer
OpenAI has released gpt-oss-120b and gpt-oss-20b, its first open-weight AI reasoning models since 2019, amid rising competition. These models, available on Hugging Face and Azure AI Foundry, allow developers to run and adapt them locally or via the cloud. This shift provides greater transparency
[29]
OpenAI releases two 'open' AI models after DeepSeek's success
OpenAI is releasing a pair of open and freely available artificial intelligence models that can mimic the human process of reasoning, months after China's DeepSeek gained global attention with its own open AI software. The two models, called GPT-oss-120b and GPT-oss-20b, will be available on AI
[30]
OpenAI Unleashes First Open-Weight Models Since GPT-2, Fully Free Under Apache 2.0, With Ability to Run Locally, 128K Context, And Unmatched Customization
In a major leap for the AI industry, OpenAI has officially launched its first set of open-weight models, which marks a pivotal step in introducing transparency and bringing more developer freedom. The two new models, gpt-oss-20b and gpt-oss-120b, are the company's first proper open-weight release
[31]
OpenAI Returns to Open Source Roots, Releases 120B and 20B AI Models
Both AI models are released under the Apache 2.0 license and can be downloaded from Hugging Face, Ollama, LM Studio, and more. OpenAI has finally released two open-weight AI models called gpt-oss-120b and gpt-oss-20b since the release of GPT-2 in 2019, in a major shift. OpenAI claims that its new
[32]
OpenAI GPT-OSS Open-Source AI : Benefits, Risks and Industry Impact
What if the most advanced AI tools were no longer locked behind corporate walls, but instead placed directly in the hands of developers, researchers, and innovators around the world? That's exactly what OpenAI has done by releasing its new 120B and 20B parameter models as open-weight systems under
[33]
The US Makes Its First Modern Foray Into Open-Source Models With GPT-OSS, But How Does It Stack Up Against Chinese Counterparts? Hint: Pretty Close
OpenAI finally released open-weight models a few days ago, marking its entry into a segment currently heavily dominated by Chinese AI models. Well, it seems like American AI companies have now started to follow what their Chinese counterparts have been doing for several years, which is integrating
[34]
OpenAI's GPT-OSS : Semi Open Source Models for Local AI Applications
What happens when a tech giant decides to rewrite the rules of the game? OpenAI's recent release of GPT-OSS, a pair of powerful open weight semi source language models, has sent shockwaves through the artificial intelligence industry. By making these models freely available under the permissive
[35]
OpenAI's New Open Models Overview : GPT-OSS 120B and 20B
What if the power of innovative AI wasn't locked behind proprietary walls but placed directly in the hands of developers, researchers, and innovators? OpenAI's latest release, GPT-OSS 120B and 20B, represents a bold step toward this vision. With their open-weight design and licensing under Apache
[36]
OpenAI Takes on Rivals Meta, DeepSeek With 2 New Models | PYMNTS.com
By completing this form, you agree to receive marketing communications from PYMNTS and to the sharing of your information with our sponsor, if applicable, in accordance with our Privacy Policy and Terms and Conditions. OpenAI's new gpt-oss models come in two sizes: 120 billion and 20 billion
[37]
OpenAI launches gpt-oss-120b and gpt-oss-20b open-weight AI models
OpenAI has introduced two open-weight models, gpt-oss-120b and gpt-oss-20b, under the Apache 2.0 license. These models deliver advanced reasoning capabilities, efficient deployment options, and support a broad range of use cases, including on-device inference. OpenAI aims to broaden access to
[38]
New OpenAI Free GPT-OSS Models Outperform DeepSeek's R1
OpenAI has launched two new open-weight language models, gpt-oss-120b and gpt-oss-20b, in a shift that marks its most significant open release since GPT-2 in 2019. Both the AI models outperform DeepSeek's R1 model and are freely available for download on Hugging Face under the permissive Apache 2.0
[39]
Open AI Launches GPT-OSS: The First Open-Weight AI Model in 60 Years
Release of GPT-OSS Captures Interest of Developers, Researchers & Businesses Worldwide OpenAI has launched GPT-OSS, its first open-weight AI model after 60 years. The renowned AI startup the model earlier due to safety concerns. Users can now download GPT-OSS depending on their use case: a
[40]
OpenAI releases open-weight reasoning models optimized for running on laptops
SAN FRANCISCO (Reuters) -OpenAI said on Tuesday it has released two open-weight language models that excel in advanced reasoning and are optimized to run on laptops with performance levels similar to its smaller proprietary reasoning models. An open-weight language model's trained parameters or
[41]
Meet GPT-OSS: OpenAI's 20B and 120B parameter open-weight models, the first in six years
Runs locally with support from NVIDIA, Qualcomm, Hugging Face, and Ollama, enabling private, fast, and customisable AI applications. For years, the world's most influential AI company stood on the sidelines of the open-source movement. But now, OpenAI is back in the game and this time, it's
[42]
OpenAI releases GPT-OSS, its first open-weight AI model in over six years: What it is and what it can do
External safety audits and visible reasoning chains aim to ensure responsible usage. ChatGPT maker and a renowned AI startup OpenAI, after over six years has introduced its first open-weight AI model, GPT-OSS. The company has long avoided releasing such models due to safety concerns. However, the
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OpenAI launches two open-weight AI models, gpt-oss-120b and gpt-oss-20b, marking a significant shift in the company's strategy and potentially reshaping the open AI model landscape.
OpenAI's Strategic Shift with Open-Weight Models
OpenAI, the San Francisco-based artificial intelligence company, has made a significant move in the AI landscape by releasing its first open-weight models since 2019. The company announced two new models, gpt-oss-120b and gpt-oss-20b, marking a departure from its recent focus on proprietary releases
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Source: Inc.
Model Specifications and Capabilities
The gpt-oss-120b model boasts 117 billion parameters, while the gpt-oss-20b model has 20 billion parameters. Both models utilize a chain-of-thought reasoning approach, similar to OpenAI's previous o-series models
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. These text-only models can browse the web, execute code, and operate as AI agents. Notably, the smaller gpt-oss-20b model can run on consumer devices with at least 16GB of memory4
.In terms of performance, OpenAI claims that gpt-oss-120b achieves near-parity with its latest reasoning model, o4-mini, on core reasoning benchmarks. The models excel in tasks such as competitive coding and answering challenging questions across various subjects
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.Licensing and Availability
OpenAI has released these models under the Apache 2.0 license, which is considered one of the most permissive
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. This license allows for commercial use, redistribution, and integration into other licensed software. The models are freely available for download from the online developer platform, Hugging Face2
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.Implications for the AI Ecosystem
The release of these open-weight models comes at a time when Chinese open models, such as those from DeepSeek, Alibaba's Qwen, and Moonshot AI, are gaining traction among researchers
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. OpenAI's move is seen as an attempt to reassert its dominance in the open AI model space and compete with these emerging players3
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Source: Wccftech
Safety Considerations and Limitations
OpenAI delayed the release of these models to address safety concerns. The company conducted additional evaluations, including fine-tuning the models to assess potential misuse by bad actors
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. However, it's worth noting that the open-weight models have a higher tendency to hallucinate compared to OpenAI's proprietary models2
.Related Stories
Impact on Research and Development
The availability of these open-weight models is expected to benefit the research community by allowing closer examination and manipulation of the models
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. This could potentially lead to innovations that OpenAI might incorporate into its own model ecosystem3
.Geopolitical Implications
The release of gpt-oss models aligns with the Trump Administration's recent emphasis on open-weight AI models as "essential for academic research"
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. OpenAI views this release as an opportunity to expand the adoption of AI aligned with American values2
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Source: Axios
Future Outlook
While this release marks a significant shift for OpenAI, it's important to note that these models are not fully open-source, as details of the training data are not included
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. Nevertheless, the availability of these open-weight models is likely to intensify competition in the AI space and potentially accelerate innovation in the field1
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