Jake Levirne, Co-Founder & CEO[1][6][5][7][29]

Greg Ceccarelli, Co-Founder & CPO[1][6][5][7][29]

Sean Johnson, Co-Founder & CTO[1][6][5][7][29]

Tessl · tessl.io · Named together with SpecStory in the same category of spec-as-infrastructure tools that treat the spec as a long-lived artifact, so a buyer choosing where the durable record of intent should live would weigh Tessl against SpecStory.[26]

GitHub Spec Kit · github.com · Same job to be done, capturing intent before the agent writes code, and it is free and open source, so it is the default substitute a developer evaluates before paying for a hosted intent layer.[26][28]

Kiro · kiro.dev · Same buyer and same workflow, but bundled into the editor rather than sold as a capture layer, so a team deciding where spec-driven work should live would compare buying an IDE against adding SpecStory to the tools they already use.[26]

PromptWake · promptwake.com · similar, not yet paired · Same buyer and same job: a team using coding agents that needs a durable record of what the agent did and why. PromptWake is positioned directly against SpecStory in a head-to-head comparison page, and its audit-trail framing targets the same session-capture...[25]

The customer proof is company-sourced only. No independent source in this ledger confirms it.[20]

Ask for one referenceable production customer.

Not a recommendation. The first thing this ledger cannot answer.

Filled in the side panel for invited readers. This card carries sourced facts only.