RETURN TO COMPANIES

Substrate Labs

Founded By
Benjamin Guo and Rob Cheung
JOBS

Substrate is a next-gen API for generative AI, offering a fully loaded inference engine and SDKs that make building and running multi-step AI workloads fast and easy for powerful platforms like Substack.

Substrate Labs

Substrate is a next-gen API for generative AI, offering a fully loaded inference engine and SDKs that make building and running multi-step AI workloads fast and easy for powerful platforms like Substack.

B2B Software
Seed
2023
New York

FOUNDERS

Benjamin
New founder after 8+ years at Stripe. Building Substrate: the best inference APIs for the top open-source AI models. Talk to us if you're interested in super fast SDXL infra or other use cases!
Rob
into film, computation, writing, social systems. previously founding engineer at substack, founding engineer at fin.com, early team / technical lead at venmo

OTHER INVESTORS

Lightspeed
Lightspeed
South Park Commons
380 Brannan St, San Francisco, CA
© 2025 All rights reserved.
South Park Commons
380 Brannan St, San Francisco, CA
© 2022 All rights reserved.