Top accelerator startups

Startups14,448Programs29

14,448 startups · 29 programs

StackAI

Acquired · The Enterprise AI Transformation Platform

WebsiteYC profile

Why it ranks

How the rank works
17signal of 100 · rising 5
  • team of 62Team size · YC's directory+9.3
  • acquiredOutcome · YC, program pages, Acquisitions+4
  • went through YCProgram · this site+4

A sum of public facts, not a judgement and not investment advice.

Competitors

AIRapidfolioShared: office workflow, back office, automationYC S26San FranciscoStartup →AISaturnShared: office workflow, back office, automateYC S24LondonStartup →AIBasepilotShared: insurance claim, automation, agentYC W24San FranciscoStartup →AIComplyCoShared: due diligence, audit, agentPlug and PlayUnited StatesStartup →AIAvallon AIShared: insurance claim, automate, agentYC X25New York CityStartup →
Companies closest to StackAI
Company
RapidfolioShared: office workflow, back office, automationYC S26ActiveAI
SaturnShared: office workflow, back office, automateYC S24ActiveAI
BasepilotShared: insurance claim, automation, agentYC W24ActiveAI, Devtools
ComplyCoShared: due diligence, audit, agentPlug and Play Not statedAI
Avallon AIShared: insurance claim, automate, agentYC X25ActiveAI

Adjacent

OtherRubiLabsShared: due diligenceAntler 2026JapanStartup →AITowerShared: due diligence, workflowYC W24TorontoStartup →AIGridline AIShared: due diligenceAlchemist Class 20Palo AltoStartup →AIDiligenceSquaredShared: due diligence, audit, claimYC F25New York CityStartup →AIPaper InstrumentsShared: knowledge workYC X25San FranciscoStartup →
Companies next to StackAI
Company
RubiLabsShared: due diligenceAntler 2026 +1Not statedOther
TowerShared: due diligence, workflowYC W24ActiveAI
Gridline AIShared: due diligenceAlchemist Class 20Not statedAI
DiligenceSquaredShared: due diligence, audit, claimYC F25ActiveAI, Data
Paper InstrumentsShared: knowledge workYC X25ActiveAI

Also from W23 in AI

All of W23
AIFinicFrontier AI to stop fraud, abuse, and financial crimes.YC W23San FranciscoStartup →AIAlphawatch AIRelationship Coverage for Deal TeamsYC W23San FranciscoStartup →AIAutomatAgentic automation that understands context, recovers, and improves.YC W23San FranciscoStartup →AIAcquiredBluebirdsAutomate outbound with signalsYC W23San FranciscoStartup →AICluesoCreate beautiful videos & docs for any product or process in minutesYC W23BengaluruStartup →AICredal.aiThe Control Plane for Enterprise AgentsYC W23New York CityStartup →
Company
FinicFrontier AI to stop fraud, abuse, and financial crimes.team of 4ActiveAI
Alphawatch AIRelationship Coverage for Deal Teamsteam of 8ActiveAI
AutomatAgentic automation that understands context, recovers, and improves.hiringActiveAI, Devtools
BluebirdsAutomate outbound with signalsteam of 6acquiredAcquiredAI
CluesoCreate beautiful videos & docs for any product or process in minutesteam of 25ActiveAI, Devtools
Credal.aiThe Control Plane for Enterprise Agentsteam of 14hiringActiveAI

About StackAI

Acquired by Asana (NYSE:ASAN) in May 2026. StackAI partners with enterprises to deploy custom AI agents to automate their most complex back-office workflows. Teams at BAE Systems, Monzo, Morgan & Morgan, and Goodwill work with StackAI to bring AI Agents to their operations. Enterprises use StackAI no-code to automate large compliance audits, knowledge work, legal intake, due diligence research, and insurance claim underwriting.

YC batch
W23 · Winter 2023
Status, per YC
Acquired
Category
AI
Team size
62
Location
San Francisco, CA, USA
Checked
6h ago

YC tags: Enterprise, Automation, AI

StackAI in W23: 274 companies, 69% AI

StackAI: questions

Which YC batch was StackAI in?

StackAI was in Y Combinator's Winter 2023 batch (W23).

Is StackAI still active?

Y Combinator lists StackAI as acquired.

Where is StackAI based?

StackAI lists San Francisco, CA, USA as its location on YC's directory.