
Sublingual is a no-code platform that enables users to monitor their LLM (Large Language Model) calls seamlessly without the need for code modifications. The company is backed by Y Combinator, which adds credibility and potential for growth. Their key product, the Sublingual tool, allows developers to integrate monitoring capabilities into their applications effortlessly, making it a valuable asset for businesses leveraging LLM technology. With a focus on ease of use and accessibility, Sublingual differentiates itself in the market by catering to users who may not have extensive coding skills, thus broadening its customer base and enhancing its market position.

Sublingual is a no-code platform that enables users to monitor their LLM (Large Language Model) calls seamlessly without the need for code modifications. The company is backed by Y Combinator, which adds credibility and potential for growth. Their key product, the Sublingual tool, allows developers to integrate monitoring capabilities into their applications effortlessly, making it a valuable asset for businesses leveraging LLM technology. With a focus on ease of use and accessibility, Sublingual differentiates itself in the market by catering to users who may not have extensive coding skills, thus broadening its customer base and enhancing its market position.
Product: No-code platform to monitor LLM calls without code changes
YC Batch: Y Combinator W25 (Winter 2025)
Headcount (reported): 1
Funding (reported): Pre-Seed; total reported $500,000 (USD)
CEO / Co-founder: Matthew Tang
LLM observability and monitoring
Artificial Intelligence
500000.00
“Y Combinator lead investor / YC W25 affiliation”