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14,448 startups · 29 programs

Rootly

Active · AI-native on-call and incident response carefully crafted to help…

WebsiteYC profile

Why it ranks

How the rank works
16signal of 100 · rising 4
  • team of 75Team size · YC's directory+9.8
  • went through YCProgram · this site+4
  • hiringHiring · Titles (titles.fru.dev), YC+2

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

Competitors

AIAsymmetric SecurityShared: incident responseEF 2025LondonStartup →AIInactiveSublime BlackShared: incident responseYC W19Startup →AIInactiveNeptune.ioShared: incident response, aiops, infrastructureYC S14San FranciscoStartup →AIContraForceShared: incident response, securityYC S21McKinneyStartup →AIRelvy AIShared: incident responseYC F24San FranciscoStartup →
Companies closest to Rootly
Company
Asymmetric SecurityShared: incident responseEF 2025Not statedAI
Sublime BlackShared: incident responseYC W19InactiveAI
Neptune.ioShared: incident response, aiops, infrastructureYC S14InactiveAI, Devtools
ContraForceShared: incident response, securityYC S21ActiveAI
Relvy AIShared: incident responseYC F24ActiveAI, Devtools

Adjacent

AIAlertMend.ioShared: incident managementAntler 2025VietnamStartup →AIKestrel AIShared: incident response, aiopsYC F25San FranciscoStartup →Developer toolsAmixrShared: incident management500 Global GA 26United StatesStartup →AIAsymptote LabsShared: security, responseSPC 2025New YorkStartup →AIIncidentFoxShared: aiops, incident, infrastructureYC W26San FranciscoStartup →
Companies next to Rootly
Company
AlertMend.ioShared: incident managementAntler 2025Not statedAI
Kestrel AIShared: incident response, aiopsYC F25ActiveAI, Devtools
AmixrShared: incident management500 Global GA 26Not statedDevtools
Asymptote LabsShared: security, responseSPC 2025Not statedAI
IncidentFoxShared: aiops, incident, infrastructureYC W26ActiveAI, Devtools

Also from S21 in AI

All of S21
AIOpenlayerThe fastest way to ship airtight AIYC S21San FranciscoStartup →AIInactiveSquire.aiNever code alone.YC S21San FranciscoStartup →AIAnakinOne API to get clean data from any website for your AI agents at scaleYC S21AustinStartup →AIArtilleryThe complete production quality platform. AI-powered E2E testing,…YC S21LimerickStartup →AIDailybotMake all team work visible, people and AI agentsYC S21RemoteStartup →AIEvidently AIOpen-source monitoring for machine learning modelsYC S21LondonStartup →
Company
OpenlayerThe fastest way to ship airtight AIteam of 24ActiveAI, Devtools
Squire.aiNever code alone.team of 8InactiveAI, Devtools
AnakinOne API to get clean data from any website for your AI agents at scaleteam of 70ActiveAI, Data, Devtools
ArtilleryThe complete production quality platform. AI-powered E2E testing,…team of 5ActiveAI, Devtools
DailybotMake all team work visible, people and AI agentsteam of 11ActiveAI, Devtools
Evidently AIOpen-source monitoring for machine learning modelsteam of 2ActiveAI, Data, Devtools

About Rootly

Rootly is a modern on-call and incident management platform used by top YC companies like Dropbox, Lattice, Webflow, Faire, but also Figma, LinkedIn, NVIDIA and 100s more.

YC batch
S21 · Summer 2021
Status, per YC
Active
Category
AI, Developer tools
Team size
75
Location
San Francisco, CA, USA; Remote
Checked
6h ago

YC tags: AIOps, Developer Tools, SaaS, B2B, Security

Rootly in S21: 391 companies, 34% AI

Company profileawards

Rootly: questions

Which YC batch was Rootly in?

Rootly was in Y Combinator's Summer 2021 batch (S21).

Is Rootly still active?

Y Combinator lists Rootly as active.

Where is Rootly based?

Rootly lists San Francisco, CA, USA; Remote as its location on YC's directory.