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14,448 startups · 29 programs

Kaizen

Active · Automate anything on the web.

WebsiteYC profile

Why it ranks

How the rank works
10signal of 100 · rising 7
  • team of 6Team size · YC's directory+4.4
  • 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

AIHarberaShared: provider credentialing, healthcare provider, insuranceYC W25New York CityStartup →AIForesight HealthShared: healthcare providerNeoStartup →AIProsperShared: prior authorization, healthcare provider, automateYC S23New York CityStartup →AIAdentrisShared: prior authorization, healthcare providerYC X25San FranciscoStartup →AIBeacon HealthShared: prior authorization, referral, automateYC W26San FranciscoStartup →
Companies closest to Kaizen
Company
HarberaShared: provider credentialing, healthcare provider, insuranceYC W25ActiveAI
Foresight HealthShared: healthcare providerNeo Not statedAI
ProsperShared: prior authorization, healthcare provider, automateYC S23ActiveAI
AdentrisShared: prior authorization, healthcare providerYC X25ActiveAI
Beacon HealthShared: prior authorization, referral, automateYC W26ActiveAI

Adjacent

OtherAcquiredGlidianShared: prior authorization, healthcare provider, managePlug and PlayUnited StatesStartup →OtherDevelop HealthShared: prior authorizationSPC 2023San FranciscoStartup →OtherSamaCareShared: prior authorizationSPC 2018San FranciscoStartup →Developer toolsSmartcutsShared: automate anything, web, workYC W21New York CityStartup →OtherBetterDoctorShared: healthcare provider, web, patient500 Global 2013United StatesStartup →
Companies next to Kaizen
Company
GlidianShared: prior authorization, healthcare provider, managePlug and Play +1AcquiredOther
Develop HealthShared: prior authorizationSPC 2023Not statedOther
SamaCareShared: prior authorizationSPC 2018Not statedOther
SmartcutsShared: automate anything, web, workYC W21ActiveDevtools
BetterDoctorShared: healthcare provider, web, patient500 Global 2013Not statedOther

Also from X25 in AI

All of X25
AIAcoliteAI Native Commercial Insurance BrokerYC X25PhiladelphiaStartup →AIAegisAI Agents to win denied health insurance claims.YC X25San FranciscoStartup →AIAirweaveThe open-source context retrieval layer for agentsYC X25San FranciscoStartup →AIAlkaliThe smarter way to estimate steel.YC X25HoustonStartup →AIAlmondAmerica's robot factoryYC X25San FranciscoStartup →AIAnanaAI Workspace for Hospitality Commercial TeamsYC X25New York CityStartup →
Company
AcoliteAI Native Commercial Insurance Brokerteam of 3ActiveAI
AegisAI Agents to win denied health insurance claims.team of 3ActiveAI
AirweaveThe open-source context retrieval layer for agentsteam of 7hiringActiveAI, Devtools
AlkaliThe smarter way to estimate steel.team of 2hiringActiveAI, Devtools
AlmondAmerica's robot factoryteam of 6hiringActiveAI
AnanaAI Workspace for Hospitality Commercial Teamsteam of 2ActiveAI

Founders

  • Michael SilverFounder/CEO
  • Kenneth AcquahFounder/CTO

About Kaizen

Kaizen is a digital employee that helps healthcare providers get patients into care faster. It processes referrals, verifies insurance benefits, manages prior authorizations, and handles provider credentialing across the systems teams already use. Kaizen works with $100M+ healthcare providers to drive seven-figure ROI with AI.

YC batch
X25 · Spring 2025
Status, per YC
Active
Category
AI
Team size
6
Location
San Francisco, CA, USA
Founded
2025
Checked
7h ago

Kaizen in X25: 144 companies, 90% AI

GitHub LinkedIn

Kaizen: questions

Which YC batch was Kaizen in?

Kaizen was in Y Combinator's Spring 2025 batch (X25).

Is Kaizen still active?

Y Combinator lists Kaizen as active.

Who founded Kaizen?

Kaizen's founders, as listed on its YC page: Michael Silver (Founder/CEO), Kenneth Acquah (Founder/CTO).

Where is Kaizen based?

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