# Cospree > Cospree is a senior product practice for B2B SaaS that has to ship real AI. > Led by an operator with ten years of B2B SaaS product work across the EU and > US and an AI product taken from nothing to real scale, not advised on one. > Senior, embedded, temporary by design. The name folds the river Spree into the > work: co for company, Spree for the water. Key facts - Three offers. AI Product Sprint: concept to shipped AI product for AI-native and voice AI founders, six to ten weeks, fixed scope. AI Integration Audit: two weeks to map where AI earns its keep in a B2B SaaS product and where it is theater; the client keeps the map either way. Fractional Product Leadership: interim or part-time product leadership, two to three days a week, strategy through delivery, with a defined exit from day one. - Pricing. Sprints typically $25K to $50K fixed scope. Audits are a fixed fee. Embedded retainers typically $10K to $15K per month for two to three days a week. - Proof. Zero to 15,000 users on an AI product built hands on. Ten years shipping B2B SaaS product across the EU and US. AI shipped into products people pay for, not demos. - Engagements start small and reversible, and are designed to end: the operating model, team and metrics stay with the client. - Contact. Book a thirty-minute call at https://cal.com/cospree/30min, direct with the person who would do the work, no deck. You can also write first using the email link in the site footer. - No cookies, no cross-site tracking on this site. ## Pages - [Home](https://cospree.com/): the practice, told as a journey down a Spreewald-inspired channel to a devil's bridge raised on timber centring. - [AI Product Sprint](https://cospree.com/voice-ai): 0 to 1 AI and voice AI products. - [AI Integration Audit](https://cospree.com/ai-audit): two weeks to find where AI earns its keep. - [Fractional Product Leadership](https://cospree.com/fractional): senior product leadership scoped to stage. - [Journal](https://cospree.com/journal): field notes on product leadership in B2B SaaS. RSS at https://cospree.com/rss.xml - [Colophon](https://cospree.com/colophon): how the site is made, and the true geography behind the imagery.