Top Open Source AI Startups Ranked by Funding

Open and efficient foundation models

Foundation models for physical world AI

The AI community building the future of machine learning.

Efficient general-purpose foundation models built for edge, on-device, and cloud deployment at every scale.

Tools to empower humans in the AI age with reliable, collaborative coding agents.

High-performance vector search engine built in Rust for production-grade AI retrieval.

AI-native multimodal lakehouse for vector search, training data, and retrieval.

Open-source search infrastructure for AI with vector, full-text, regex, and metadata search.

Framework for orchestrating role-playing autonomous AI agents

The hardest data science tournament on the planet

Open-source autonomous AI coding agent for VS Code — bring your own model

Open-source terminal AI coding agent — Aider alternative with multi-model support

Self-hosted AI coding assistant — run on your own infra, own your data

Structured AI coding modes for VS Code — architect, code, and review separately

AI pair programming in your terminal that edits your codebase and commits changes via Git.

Empowering the world with knowledge and professional services through breakthrough language AI.

Tenstorrent provides high-performance AI compute solutions, from cards and workstations to scale-out servers, powered by flexible, open-source IP.

Making advanced AI accessible and available to everyone, everywhere through a family of powerful, efficient, and ethical large language models.

An open-science AI lab dedicated to building and democratizing Artificial General Intelligence through open research.

An open-source, self-hosted AI coding assistant for secure and efficient development.