525 articles
BigScience
BigScience was an international open-collaboration workshop launched by Hugging Face with French support in 2021, which trained and released the 176-billion-parameter multilingual language model BLOOM in 2022.
BigVGAN
BigVGAN is a GAN-based universal neural vocoder developed by NVIDIA researchers that converts mel spectrograms into audio waveforms, including audio types it was never trained on.
BioMedCLIP
BiomedCLIP is an open-source biomedical vision-language foundation model from Microsoft Research that pairs a Vision Transformer with PubMedBERT and was trained on 15 million figure-caption pairs from PubMed Central.
BitNet (1.58-bit model family)
BitNet is a Microsoft Research family of large language models with ternary weights of -1, 0, and +1, trained natively in that format rather than quantized afterward.
BLIP-2
BLIP-2 is a family of vision-language models released by Salesforce AI Research in January 2023, linking a frozen image encoder to a frozen LLM through a small trainable module, the Q-Former.
BLOOM
BLOOM is a 176B-parameter open-access large language model released in July 2022 by BigScience, a Hugging Face-led collaboration, generating text in 46 natural and 13 programming languages.
BloombergGPT
BloombergGPT is a 50-billion-parameter large language model trained by Bloomberg for financial natural language processing, announced in a research paper in March 2023 and never released.
Boltz-1
Boltz-1 is an open-source deep learning model released by MIT on November 16, 2024, which predicts the 3D structures of proteins, nucleic acids, and ligands from their sequences.
ByT5
ByT5 is a family of pre-trained, tokenizer-free encoder-decoder language models introduced by Google researchers in 2021, which process text directly as raw UTF-8 bytes instead of tokens.
Byte Latent Transformer
The Byte Latent Transformer (BLT) is a tokenizer-free large language model introduced by Meta FAIR in December 2024, operating on raw bytes grouped into dynamically sized patches.
Chatterbox
Chatterbox is a family of open-source text-to-speech models released by Resemble AI beginning in April 2025, known for emotion exaggeration control and a neural watermark in every generated file.
ChatTTS
ChatTTS is an open-source conversational text-to-speech model family released in May 2024 by the developer group 2noise, built for natural spoken dialogue in Chinese and English.
ChemBERTa
ChemBERTa is a family of transformer language models that treat SMILES molecular strings as text, introduced in 2020 within the DeepChem project for property prediction tasks.
ChemCrow
ChemCrow is an open-source large-language-model chemistry agent, introduced in 2023, that pairs language-model reasoning with expert chemistry tools; it autonomously planned syntheses of an insect repellent and organocatalysts.
China's open-weight frontier dominance
China's open-weight frontier dominance is the 2025–26 pattern in which the largest, most downloaded open-weight AI models come from Chinese labs like DeepSeek, Alibaba's Qwen, and Moonshot AI.
Chirp (Google speech recognition)
Chirp is a family of automatic speech recognition models built by Google on its Universal Speech Model research, first released in May 2023 and available only through Google Cloud Speech-to-Text.
Chroma
Chroma is an 8.9-billion-parameter open-weights text-to-image model derived from FLUX.1-schnell, released under Apache 2.0 in August 2025 by the pseudonymous developer Lodestone Rock with community-funded training.
Claude (AI)
Claude, also known as Anthropic Claude, is a family of large language models developed by Anthropic, a company founded by former OpenAI staff in 2021, trained with a method called Constitutional AI.
Claude (model family)
Claude is a family of closed-weight large language models developed by Anthropic, running from Claude 1 in March 2023 through Claude Fable 5.1 in 2026.
Claude 2
Claude 2 was a large language model chatbot and API model released by Anthropic in July 2023, offering a 100,000-token context window and improved coding and math performance.
Claude 3
Claude 3 was a family of three large language models, Haiku, Sonnet, and Opus, released by Anthropic on March 4, 2024 with a 200,000-token context window.
Claude 3.5 Sonnet
Claude 3.5 Sonnet is a large language model released by Anthropic on June 20, 2024 as the first Claude 3.5 model, outperforming Claude 3 Opus at mid-tier speed and cost.
Claude 3.7 Sonnet
Claude 3.7 Sonnet is a large language model released by Anthropic on February 24, 2025, described as the first hybrid reasoning model, with visible extended thinking.
Claude 4
Claude 4 is a generation of large language models released by Anthropic on May 22, 2025, consisting of the hybrid reasoning models Claude Opus 4 and Claude Sonnet 4.
Claude Code
Claude Code is Anthropic's terminal-first agentic coding tool, launched in research preview in February 2025, which reads codebases, edits files, runs shell commands, and manages git through natural-language instructions.
Claude Mythos
Claude Mythos is a family of highly capable language models developed by Anthropic, first announced in April 2026 and restricted to vetted cybersecurity and life sciences organizations.
Claude Opus 4
Claude Opus 4 is a large language model developed by Anthropic, released on May 22, 2025 as the flagship Claude 4 model, emphasizing autonomous coding and long-running agentic work.
Claude Opus 4.5
Claude Opus 4.5 is a large language model released by Anthropic on November 24, 2025, positioned as its flagship model for coding, agentic workflows, and computer use.
Claude Sonnet 4
Claude Sonnet 4 is a large language model released by Anthropic on May 22, 2025, a hybrid reasoning model that succeeded Claude Sonnet 3.7 for coding and agents.
Cline
Cline, formerly Claude Dev, is an open-source coding agent for Visual Studio Code that executes multi-step programming tasks with user approval of each file edit and command.