Who's Building AI?

OpenAI is an AI research and deployment company with a mission to ensure artificial general intelligence benefits all of humanity. Developer of the GPT series, ChatGPT, DALL-E, and Sora.

Anthropic is an AI safety company building reliable, interpretable, and steerable AI systems. Creator of the Claude family of models with a focus on Constitutional AI and long-context understanding.

Google DeepMind is the unified AI research arm of Alphabet, combining Google Brain and DeepMind. Pioneers in reinforcement learning, protein folding, and multimodal AI.

Meta AI is Meta's artificial intelligence research division. Champions open-source AI with the Llama model family and conducts fundamental research in NLP, computer vision, and robotics.

Microsoft has made AI central to its business strategy through a multi-billion dollar partnership with OpenAI. Integrates AI across Azure, Office 365, Bing, and GitHub with Copilot products.

Hugging Face is the leading open-source AI platform, hosting 500,000+ models and 100,000+ datasets. The Transformers library powers much of the modern NLP ecosystem.

Mistral AI is a European AI startup building highly efficient open and commercial language models. Their models achieve competitive performance at significantly smaller parameter counts.

Stability AI is the company behind Stable Diffusion, the open-source image generation model that democratized AI art creation. Also develops models for audio, video, and code.

Cohere provides enterprise-focused NLP APIs for search, classification, summarization, and generation. Strong in retrieval augmented generation (RAG) and enterprise deployments with on-prem options.

Runway is a creative AI company building next-generation video generation and editing tools. Their Gen-2 and Gen-3 models enable text-to-video and video-to-video transformations of cinematic quality.

ElevenLabs develops the most realistic AI voice synthesis technology available. Their models capture emotional nuance, accent, and prosody at a level indistinguishable from humans.

Perplexity AI is building a new kind of search engine that combines LLMs with real-time web search to provide cited, accurate answers. Used by researchers, journalists, and knowledge workers.

Scale AI provides data labeling and synthetic data infrastructure that powers AI training for leading frontier labs and enterprises. The 'picks and shovels' of the AI gold rush.

Together AI provides fast, affordable inference infrastructure for open-source AI models. Offers serverless endpoints for Llama, Mistral, and hundreds of other models with competitive pricing.

Inflection AI was co-founded by Mustafa Suleyman and developed Pi, a personal AI focused on emotional intelligence and supportive conversation. Most of the team joined Microsoft AI in 2024.

xAI is Elon Musk's AI company focused on building AI for the benefit of humanity with an emphasis on scientific discovery. Develops the Grok language model, which has unique access to real-time data from X (formerly Twitter).

Midjourney is an independent research lab that produces an AI image synthesis service with a distinctive, highly aesthetic output style. Operated primarily through Discord, it has become the most widely recognized AI art generation tool among creatives.

Pika Labs is an AI video generation startup that enables anyone to create and edit video content from text prompts. Their Pika 1.0 model democratized AI video creation with an accessible interface and quality results.

Synthesia is an enterprise AI video platform that enables organizations to create professional videos with AI-generated presenters in 130+ languages without cameras, studios, or actors. A leader in AI-powered L&D and corporate communications.

HeyGen is an AI video platform enabling businesses to create personalized videos with realistic AI avatars and voice cloning. Their video translation feature can dub content into multiple languages while preserving the speaker's voice and lip movements.

Groq is a chip startup that has developed the Language Processing Unit (LPU), custom silicon designed specifically for LLM inference. Their hardware delivers inference speeds 10-25x faster than GPU-based alternatives, making real-time AI applications practical.

Cerebras Systems builds the world's largest computer chips — the Wafer Scale Engine (WSE) — designed specifically for AI training and inference. Their chips enable training of large language models at dramatically faster speeds than GPU clusters.

AI21 Labs is an Israeli AI research company developing large language models and enterprise NLP tools. Creator of Jamba, the first production-grade hybrid SSM-Transformer model, and the Jurassic series of LLMs.

Character.AI is a conversational AI platform that enables users to create and interact with AI personas of celebrities, fictional characters, and custom personalities. One of the most-used AI consumer applications with over 20M daily active users.

Replicate is a cloud platform that makes it easy to run machine learning models with a single API call. Hosts thousands of open-source models including Stable Diffusion, Llama, and Whisper, with pay-per-prediction pricing and fine-tuning support.

Weights & Biases (W&B) is the leading MLOps platform for tracking experiments, visualizing model performance, and managing the machine learning lifecycle. Used by teams at OpenAI, NVIDIA, and thousands of ML teams worldwide.

Pinecone is the leading managed vector database company, providing production-ready infrastructure for similarity search at scale. Their serverless architecture and simple API have made Pinecone the default choice for RAG applications and semantic search.

Aleph Alpha is Germany's leading AI company developing sovereign AI infrastructure for European enterprises and governments. Their Luminous models and PharIA platform emphasize data sovereignty, explainability, and compliance with European regulations.

Moonshot AI is a Chinese AI startup developing the Kimi family of large language models with an emphasis on extremely long context windows. Their Kimi model supports million-token context, enabling document-heavy enterprise applications.

Zhipu AI is a leading Chinese AI company and developer of the GLM series of bilingual language models. A spin-off from Tsinghua University's KEG lab, Zhipu focuses on enterprise AI applications and open-source Chinese LLMs.

01.AI is a Chinese AI company founded by Kai-Fu Lee, developing the Yi series of open-source large language models. Yi models are among the highest-performing open-source LLMs globally, available in multiple sizes from 6B to 34B parameters.

SambaNova Systems designs AI accelerator hardware and full-stack AI platforms for enterprise and national lab deployments. Their Reconfigurable Dataflow Architecture (RDA) chips enable efficient training and inference of large models.

Adept AI is building AI agents that can take actions in software on behalf of users. Their Fuyu-Heavy model and ACT agent are designed to interact with existing software interfaces, automating complex knowledge work tasks.