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Sitefire

Marketing suite for the agentic web

Y CombinatorWinter 2026ActiveB2BMarketing

What they do

Problem

Brands struggle to get their products discovered and chosen by AI agents and lack clear insight into which marketing content improves AI visibility and revenue.

Solution

Sitefire is a marketing suite that measures what content drives AI-agent visibility and automatically generates and executes on-page and off-page content/actions to improve discovery and growth.

Who it's for

Marketing and growth teams at brands that want their products surfaced and used by AI agents like ChatGPT.

Founders

Jochen Madler
Founder

Co-founder & CEO, sitefire.ai. Valedictorian of Germany's no. 1 finance program. Deep RL & optimization at Stanford and PhD at Technical University Munich (TUM).

Vincent Jeltsch
Founder

CTO@sitefire.ai, helping you market your brand to AI agents. - software engineering at RobCo - launched one the fastest growing healthcare programs in Germany - studied at CDTM, Germany's #1 study program for founders

Open roles 1

Founding Product Engineer
Munich, BY, DE / Munich, Bavaria, DE · Full-time · €85 - €120 EUR · 0.60% - 2.00%
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