Top accelerator startups

Startups14,448Programs29

14,448 startups · 29 programs

AgentMail

Active · Email Inboxes for AI Agents

WebsiteYC profile

Why it ranks

How the rank works
11signal of 100 · rising 8
  • team of 10Team size · YC's directory+5.4
  • 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

OtherInactivePost.fmShared: email inboxYC S10LondonStartup →AIScapeShared: email inbox, apiYC S24StockholmStartup →Developer toolsAcquiredMailgunShared: email, apiYC W11San FranciscoStartup →AIFreestyleShared: email, gmailYC F24San FranciscoStartup →AIArtilShared: email, agent, giveYC W25LondonStartup →
Companies closest to AgentMail
Company
Post.fmShared: email inboxYC S10InactiveOther
ScapeShared: email inbox, apiYC S24ActiveAI, Devtools
MailgunShared: email, apiYC W11AcquiredDevtools
FreestyleShared: email, gmailYC F24ActiveAI
ArtilShared: email, agent, giveYC W25ActiveAI, Devtools

Adjacent

OtherLoopsShared: emailYC W22WashingtonStartup →AIPanoraShared: api, inboxesYC S24San FranciscoStartup →AISlashyShared: email, gmail, inboxYC S25San FranciscoStartup →OtherAcquiredRapportiveShared: email, inboxYC S10San FranciscoStartup →OtherAcquiredreMailShared: emailYC W09CAStartup →
Companies next to AgentMail
Company
LoopsShared: emailYC W22ActiveOther
PanoraShared: api, inboxesYC S24ActiveAI, Devtools
SlashyShared: email, gmail, inboxYC S25ActiveAI
RapportiveShared: email, inboxYC S10 +1AcquiredOther
reMailShared: emailYC W09AcquiredOther

Also from S25 in AI

All of S25
AINotteBrowser infra for AI agents: sessions, auth, proxies, paymentsYC S25San FranciscoStartup →AIAlterPrivileged Access Management for AI AgentsYC S25New York CityStartup →AIAutosanaAI agents for E2E testing across mobile & webYC S25San FranciscoStartup →AICactus ComputeAutomation Foundation Models For Tiny DevicesYC S25San FranciscoStartup →AICyberdeskSelf learning computer use agent for developersYC S25San FranciscoStartup →AIDedalus LabsPersistent computers for AI agentsYC S25San FranciscoStartup →
Company
NotteBrowser infra for AI agents: sessions, auth, proxies, paymentsteam of 5ActiveAI, Devtools
AlterPrivileged Access Management for AI Agentsteam of 2ActiveAI, Devtools
AutosanaAI agents for E2E testing across mobile & webteam of 5ActiveAI, Devtools
Cactus ComputeAutomation Foundation Models For Tiny Devicesteam of 8ActiveAI, Devtools
CyberdeskSelf learning computer use agent for developersteam of 2ActiveAI, Devtools
Dedalus LabsPersistent computers for AI agentsteam of 8hiringActiveAI, Devtools

Founders

  • Haakam AujlaFounder/CEO
  • Michael KimFounder/CTO
  • Adi SinghFounder

About AgentMail

AgentMail is the email inbox API for AI agents. It gives agents their own email inboxes, like Gmail does for humans.

YC batch
S25 · Summer 2025
Status, per YC
Active
Category
AI, Developer tools
Team size
10
Location
San Francisco, CA, USA
Founded
2025
Checked
5h ago

YC tags: Developer Tools, API, Email

AgentMail in S25: 166 companies, 92% AI

GitHub LinkedIn

AgentMail: questions

Which YC batch was AgentMail in?

AgentMail was in Y Combinator's Summer 2025 batch (S25).

Is AgentMail still active?

Y Combinator lists AgentMail as active.

Who founded AgentMail?

AgentMail's founders, as listed on its YC page: Haakam Aujla (Founder/CEO), Michael Kim (Founder/CTO), Adi Singh (Founder).

Where is AgentMail based?

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