OpenProse

Boston, United States

OpenProse is an open-source infrastructure for long-running AI work: a declarative language plus the Reactor harness/runtime for workflows.

Jun 2026

Pre-Seed

Top Investors

Y Combinator

19,000+ verified contacts

Emails, phones & LinkedIn profiles

Who are OpenProse's investors?

OpenProse's investors include Y Combinator.

Where is OpenProse headquartered?

OpenProse is headquartered in Boston, United States.

What does OpenProse do?

OpenProse is an open-source infrastructure for long-running AI work: a declarative language plus the Reactor harness/runtime for workflows.

What stage is OpenProse at?

OpenProse is at the Pre-Seed stage.

Cite this page

Free to use in articles, research, and reference works. Stable URL — will not change. Data on this page last updated June 16, 2026.

MLA

"OpenProse — Funding & Investors." VCBacked, June 16, 2026, https://www.vcbacked.co/company/openprose. Accessed June 30, 2026.

APA

VCBacked. (2026). OpenProse — Funding & Investors. Retrieved June 30, 2026, from https://www.vcbacked.co/company/openprose

Wikipedia (cite web)

{{cite web |title=OpenProse — Funding & Investors |url=https://www.vcbacked.co/company/openprose |website=VCBacked |access-date=June 30, 2026}}

Profile data sourced and verified per the VCBacked methodology. Last funding round dated June 16, 2026.