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Sitefire

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Marketing suite for the agentic web

Winter 2026Founded 20252 peopleSan Francisco, CA, USA
AI insightcan contain mistakes
AI Agent Marketing AutomationSaaSBrands and product companies distributing to AI agent platformsLow competition
Moat
Automated on-page and off-page content optimization for AI agent visibility (ChatGPT, Claude plugins, etc.); proprietary algorithms.
Key risk
Nascent agent ecosystem; agent platform policies may restrict third-party marketing; uncertain ROI attribution.
Why now
AI agents (ChatGPT plugins, web search integration) becoming discovery channels; brands seeking distribution parity.
Competitors
Emerging space, traditional SEO/SEM, early agent-native marketing tools

About

Sitefire (YC W26) helps brands market their products to agents. They create content and tools that get their products discovered and used by AI agents (ChatGPT, OpenClaw). Sitefire identifies which content drives AI visibility, and automatically creates it. The teams using Sitefire execute on-page and off-page actions to deliver measurable top-line growth.

Founders Β· 2

Jochen Madler
Jochen MadlerFounder
StanfordπŸŽ“ Technical University

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
Vincent JeltschFounder

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

Launch

Launched on Y Combinator Β· Feb 2026
View launch post β†—

Marketing suite for the agentic web

Sitefire.ai offers a GEO tool that analyzes AI answers to identify content that works, recommends third-party sites and user-generated content to engage with, and then writes brand-aware, AI-optimized blog posts delivered to the user’s CMS. It targets marketing teams at Series A+ companies and provides a 7-day free trial. The core value is actionable guidance plus automated content creation to improve AI visibility and generate leads.

Formerly β€œpulse”, β€œsitefire”, β€œitefire”

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