CategoriesAI Infrastructure

Companies in the category 'AI Infrastructure'

These are companies that provide open source infrastructure solutions for supporting the development, training, and deployment of artificial intelligence workloads.

Items per page:
Sort by:
Showing 1-4 of 4 items
RadixArk

AI inference and training infrastructure

NEW

RadixArk is an infrastructure-first company building large-scale AI inference and training systems. It is the commercial entity behind SGLang, an open-source inference engine originally developed at UC Berkeley, and Miles, an enterprise-facing reinforcement learning framework for LLM and VLM post-training. The company offers hosted inference services built on top of its open-source tooling, targeting AI teams that need fast, cost-efficient model serving at scale.

Location: San Francisco, CA, USA
Founded: 2025
Industries
Cloud Infrastructure
Technologies
LLM TrainingLLMs
Sectors
Enterprise
Licenses
Apache-2.0
Updated: May 4, 2026
2 people
1 headlines
Inferact

LLM inference engine commercialization

NEW

Inferact is a startup founded by the creators and core maintainers of vLLM, the most widely adopted open-source LLM inference engine. The company's mission is to grow vLLM as the world's AI inference engine and accelerate AI progress by making inference cheaper and faster.

Location: San Francisco, CA, USA
Founded: 2025
Industries
Software
Technologies
LLMsModel Deployment
Sectors
Enterprise
Licenses
Apache-2.0
Updated: May 3, 2026
4 people
2 headlines
Daytona

Secure sandbox infra for AI-generated code

Daytona provides secure, elastic infrastructure for running AI-generated code, enabling developers and AI agents to execute code in isolated sandbox environments. Founded in 2023 by the team behind Codeanywhere, the platform delivers sub-90ms sandbox creation, stateful environments with persistent state, and massive parallelization for concurrent AI agent workflows. Daytona supports programmatic control via File, Git, LSP, and Execute APIs, and is designed to meet enterprise compliance requirements including HIPAA, SOC 2, and GDPR.

Location: New York, NY, USA
Founded: 2023
Industries
Software
Technologies
CloudAI Agents
Sectors
Enterprise
Licenses
AGPL-3.0
Updated: March 13, 2026
3 people
6 headlines
Modular

Unified AI compute platform with MAX & Mojo

Modular is an AI infrastructure company that builds a unified compute platform for developing and deploying generative AI applications. Its products include MAX, a high-performance AI inference engine, and Mojo, a Python-compatible programming language designed for high-performance AI and systems programming on CPUs and GPUs.

Location: Los Altos, CA, USA
Founded: 2022
Industries
Technologies
Generative AIGPU Computing
Sectors
Enterprise
Licenses
Custom
Updated: March 13, 2026
2 people
2 headlines

COSS Weekly Newsletter

Stay up to date with the latest news, funding rounds, and announcements from the COSS universe.

Check out COSS Weekly on the web

All information submitted through this form is handled in accordance with the Privacy Policy of Chinstrap Community.