525 articles
SmolVLA
SmolVLA is an open-source vision-language-action model for robotics released by Hugging Face in June 2025, small enough at about 450M parameters to train on a consumer GPU.
SmolVLM
SmolVLM is a family of small, open-source vision language models developed by Hugging Face for memory-constrained on-device use, first released in November 2024 and extended to video-capable models in 2025.
Solar (model family)
Solar is a family of large language models developed by the South Korean AI company Upstage, beginning in 2023 and known for the depth up-scaling technique.
Solaris
Solaris is an AI interface world model announced by Runway on August 31, 2026, which generates interactive apps and websites directly as video, frame by frame, rather than code.
Sora (text-to-video model)
Sora, also known as Sora AI, is a text-to-video generative AI model developed by OpenAI and announced in February 2024 that creates videos up to one minute long from written prompts.
Sora 2
Sora 2 is OpenAI's text-to-video and image-to-video generation model with synchronized audio, released on September 30, 2025 as the successor to its 2024 model Sora.
Sourcegraph Cody
Sourcegraph Cody is an AI coding assistant by Sourcegraph, released in 2023 for VS Code, JetBrains, and Neovim, that grounds context in code search and became enterprise-only in 2025.
Spark (iFlytek model family)
Spark, also known as Spark Desk, is a family of large language models developed by the Chinese AI company iFlytek, first released in May 2023.
Stable Audio
Stable Audio is a family of text-to-music and text-to-audio generative models from Stability AI, first released in September 2023 and named a TIME Best Invention of 2023.
Stable Cascade
Stable Cascade is a text-to-image diffusion model released by Stability AI in research preview in 2024, built on the Würstchen architecture and organized as three models.
Stable Diffusion
Stable Diffusion is a family of open-weight text-to-image diffusion models developed by Stability AI, first publicly released in August 2022 and since expanded through versions 1.5, 2.x, XL, and 3.5.
Stable Diffusion 1.5
Stable Diffusion 1.5 is an open-weight text-to-image diffusion model released in October 2022, small enough to run on consumer GPUs and the foundation of the open fine-tuning ecosystem.
Stable Diffusion 3
Stable Diffusion 3 is a family of text-to-image models released by Stability AI in 2024, using a Multimodal Diffusion Transformer architecture that replaced the U-Net of earlier versions.
Stable Diffusion XL
Stable Diffusion XL (SDXL) is an open-weight, diffusion-based text-to-image model released by Stability AI on July 26, 2023, with a 2.6-billion-parameter UNet and native 1024×1024 generation.
Stable Video Diffusion
Stable Video Diffusion is an open-weights image-to-video model released by Stability AI in November 2023, which animates a still image into short clips up to about four seconds.
StableLM (model family)
StableLM is a family of open-weight large language models released by Stability AI beginning in April 2023, progressing from 3B and 7B Alpha models to the Stable LM 2 series in 2024 before going dormant.
Stanford Alpaca
Stanford Alpaca is a 7-billion-parameter instruction-following language model released by Stanford researchers on March 13, 2023, a fine-tune of Meta's LLaMA 7B reproduced for under $600.
StarCoder
StarCoder is a family of open large language models for code from the BigCode project, a Hugging Face and ServiceNow collaboration, first released in May 2023.
Step (model family)
Step is a family of large language and multimodal models from the Chinese AI startup StepFun, whose flagship open model Step3 was released under Apache 2.0 in 2025.
Step-Video
Step-Video is a family of open-weight video generation models released by the Chinese AI startup StepFun from February 2025, including the 30-billion-parameter text-to-video model Step-Video-T2V.
StyleTTS 2
StyleTTS 2 is an open-source text-to-speech model released in June 2023 by Columbia University researchers, which samples speaking style with a diffusion model to reach human-level synthesis.
Swallow (AI model)
Swallow is a family of open-weight large language models adapted for Japanese, built by Institute of Science Tokyo with AIST through continual pre-training of Llama and Gemma base models.
SWE-agent
SWE-agent is an open-source software-engineering agent introduced in April 2024 by Princeton University researchers, which pairs a language model with a custom interface to autonomously fix GitHub issues.
SwinIR
SwinIR is a deep learning model for image restoration, proposed in 2021 by researchers at ETH Zurich as one of the first restoration models built on the Swin Transformer.
T2I-Adapter
T2I-Adapter is a lightweight adapter network, proposed by Tencent ARC Lab in 2023, that adds control by sketches, depth maps, and poses to frozen text-to-image diffusion models.
T5 (language model)
T5 (Text-to-Text Transfer Transformer) is Google's open-source encoder-decoder language model family (60M–11B parameters) that casts every NLP task as text in, text out, trained on the 750 GB C4 corpus; variants include mT5, ByT5, and FLAN-T5.
Tabnine
Tabnine is an AI code assistant that predates GitHub Copilot by about four years, repositioned as an enterprise-only, privacy-focused platform that runs inside a customer's own infrastructure.
Tencent Hunyuan licence EU exclusion
The Tencent Hunyuan license EU exclusion was a territorial carve-out in Tencent's Hunyuan Community Licenses that excluded the EU from November 2024, later the UK and South Korea too.
Terminal-Bench
Terminal-Bench is a benchmark that measures how well AI coding agents perform realistic command-line tasks such as configuring legacy systems, launched in 2025 by Stanford researchers and the Laude Institute.
text-generation-webui
text-generation-webui, renamed TextGen in April 2026, is a free, open-source Gradio web interface for running local large language models on your own hardware, created by oobabooga in 2022.