Top accelerator startups

Startups14,448Programs29

14,448 startups · 29 programs

Golf

Active · Agentic AI Security and Governance

WebsiteYC profile

Why it ranks

How the rank works
4signal of 100 · rising 3
  • went through YCProgram · this site+4

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

Competitors

AIHiroShared: infrastructure, security, agentYC S23New York CityStartup →AIidemeumShared: security, control, agentYC S21San FranciscoStartup →AISwif.aiShared: security, governance, controlYC S20San FranciscoStartup →AISuperagentShared: security, see, controlYC W24San FranciscoStartup →AIComplyCoShared: audit trail, agentPlug and PlayUnited StatesStartup →
Companies closest to Golf
Company
HiroShared: infrastructure, security, agentYC S23ActiveAI, Devtools
idemeumShared: security, control, agentYC S21ActiveAI
Swif.aiShared: security, governance, controlYC S20ActiveAI
SuperagentShared: security, see, controlYC W24ActiveAI, Devtools
ComplyCoShared: audit trail, agentPlug and Play Not statedAI

Adjacent

AIPromptArmorShared: securityYC W24San FranciscoStartup →OtherInactivePatchwork SecurityShared: securityYC W16San FranciscoStartup →AIContraForceShared: security, agentYC S21McKinneyStartup →AICybleShared: securityYC W21San FranciscoStartup →Developer toolsCloudanixShared: securityYC S21San FranciscoStartup →
Companies next to Golf
Company
PromptArmorShared: securityYC W24ActiveAI
Patchwork SecurityShared: securityYC W16InactiveOther
ContraForceShared: security, agentYC S21ActiveAI
CybleShared: securityYC W21ActiveAI
CloudanixShared: securityYC S21ActiveDevtools

Also from X25 in AI

All of X25
AIAttuneFaster builds, zero effort.YC X25San FranciscoStartup →AIAcquiredBlaxelThe infrastructure for autonomous agentsYC X25San FranciscoStartup →AIHelixDBThe fastest & most scalable graph-vector database on the marketYC X25LondonStartup →AITinfoilEncrypted AI with verifiable privacyYC X25San FranciscoStartup →AIBoost RoboticsRobots for the inspection and maintenance of data centersYC X25BostonStartup →AICapacitiveThe data gateway for agents.YC X25San FranciscoStartup →
Company
AttuneFaster builds, zero effort.team of 3hiringActiveAI, Devtools
BlaxelThe infrastructure for autonomous agentsteam of 12acquiredAcquiredAI, Devtools
HelixDBThe fastest & most scalable graph-vector database on the marketteam of 6ActiveAI, Data, Devtools
TinfoilEncrypted AI with verifiable privacyteam of 5ActiveAI, Devtools
Boost RoboticsRobots for the inspection and maintenance of data centersteam of 2ActiveAI, Devtools
CapacitiveThe data gateway for agents.team of 2ActiveAI, Devtools

Founders

  • Wojciech BłaszakFounder/CEO
  • Antoni GmitrukFounder/CTO

About Golf

Golf gives enterprises visibility into shadow AI and control over AI agents and MCP. See what's connected, enforce policies, and generate audit trails - all from one place.

YC batch
X25 · Spring 2025
Status, per YC
Active
Category
AI, Developer tools
Team size
1
Location
San Francisco, CA, USA
Founded
2025
Checked
6h ago

YC tags: Developer Tools, Security, Infrastructure, AI

Changes seen

TagsOct 19, 2026

Newly tagged AI; no longer tagged Artificial Intelligence.

Source ↗

Golf in X25: 144 companies, 90% AI

GitHub LinkedIn

Golf: questions

Which YC batch was Golf in?

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

Is Golf still active?

Y Combinator lists Golf as active.

Who founded Golf?

Golf's founders, as listed on its YC page: Wojciech Błaszak (Founder/CEO), Antoni Gmitruk (Founder/CTO).

Where is Golf based?

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