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OpenProse

SaaS · US · Early-stage
prose.md

OpenProse is building open-source infrastructure for long-running AI work: a declarative language plus the Reactor harness/runtime for reliable agent workflows. Our organic open-source traction (7k+ installs) has already translated into a customer at a medical research lab, starting with a $10k pilot set to roll into a $10k/month contract. YC recruited us into the current batch and we've since hired two senior founding team members (ex-Google, Forbes 30u30 harness engineer). All three founding team members are two time founders. We've raised $1.25M in the last two weeks from Jonathan Abrams 8-Bit Capital, Otis Chandler, and other angels.

Founded
2026
Headquarters
San Francisco, CA, USA; Remote
Team size
1–10
Stage
Early-stage
📊 Coliseo ratings
🏆 Overall 1496 Elo
1497
💰 Conviction
Provisional
1482
🔥 Momentum
Provisional
1510
🧲 Talent
Provisional
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