Top accelerator startups

Startups14,448Programs29

14,448 startups · 29 programs

Unify

Active · Models that keep learning

WebsiteYC profile

Why it ranks

How the rank works
7signal of 100 · rising 2
  • went through YCProgram · this site+4
  • team of 3Team size · YC's directory+3.1

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

Competitors

AIRiftenShared: reinforcement learning, infrastructure, modelYC S26San FranciscoStartup →AIOsmosisShared: reinforcement learning, infrastructure, modelYC W25San FranciscoStartup →AIMonteShared: reinforcement learning, infrastructure, buildingYC S25San FranciscoStartup →AIExperiential LabsShared: reinforcement learning, infrastructure, modelYC S26San FranciscoStartup →AICartpoleShared: reinforcement learning, model, frontierYC X25San FranciscoStartup →
Companies closest to Unify
Company
RiftenShared: reinforcement learning, infrastructure, modelYC S26ActiveAI, Devtools
OsmosisShared: reinforcement learning, infrastructure, modelYC W25ActiveAI, Devtools
MonteShared: reinforcement learning, infrastructure, buildingYC S25ActiveAI, Devtools
Experiential LabsShared: reinforcement learning, infrastructure, modelYC S26ActiveAI, Devtools
CartpoleShared: reinforcement learning, model, frontierYC X25ActiveAI, Data

Adjacent

AISherpa LabsShared: reinforcement learning, frontierYC W25San FranciscoStartup →AIAgentin AIShared: reinforcement learning, modelYC W25San FranciscoStartup →AITraverseShared: reinforcement learning, modelYC W26San FranciscoStartup →AIFreesoloShared: reinforcement learning, modelYC X25San FranciscoStartup →AIInactiveNuntiusShared: reinforcement learning, modelYC S25San FranciscoStartup →
Companies next to Unify
Company
Sherpa LabsShared: reinforcement learning, frontierYC W25ActiveAI, Data
Agentin AIShared: reinforcement learning, modelYC W25ActiveAI
TraverseShared: reinforcement learning, modelYC W26ActiveAI
FreesoloShared: reinforcement learning, modelYC X25ActiveAI, Devtools
NuntiusShared: reinforcement learning, modelYC S25InactiveAI, Devtools

Also from W23 in AI

All of W23
AIReflexBuild the software you wish existed.YC W23San FranciscoStartup →AIRivetThe orchestrator for agentic workloads.YC W23San FranciscoStartup →AIAcquiredDAGWorks Inc.Open source tools & services for reliable AI Agents & AI ApplicationsYC W23San FranciscoStartup →AIAcquiredFernInstantly offer SDKs and API DocsYC W23New York CityStartup →AIAcquiredHeliconeLLM Observability for DevelopersYC W23San FranciscoStartup →AIInfisicalSecurity infrastructure for developers and agentsYC W23San FranciscoStartup →
Company
ReflexBuild the software you wish existed.team of 15hiringActiveAI, Devtools
RivetThe orchestrator for agentic workloads.team of 7hiringActiveAI, Devtools
DAGWorks Inc.Open source tools & services for reliable AI Agents & AI Applicationsacquiredteam of 2AcquiredAI, Devtools
FernInstantly offer SDKs and API Docsteam of 30acquiredAcquiredAI, Devtools
HeliconeLLM Observability for Developersteam of 5acquiredAcquiredAI, Data, Devtools
InfisicalSecurity infrastructure for developers and agentsteam of 70hiringActiveAI, Devtools

About Unify

Building the next frontier of models that continually learn from a stream of experience.

YC batch
W23 · Winter 2023
Status, per YC
Active
Category
AI, Developer tools
Team size
3
Location
London, England, United Kingdom; Remote
Checked
6h ago

YC tags: Reinforcement Learning, Open Source, Infrastructure, AI

Changes seen

TagsOct 19, 2026

No longer tagged Artificial Intelligence.

Source ↗
Team sizeOct 5, 2026

Team went from 4 to 3 people.

Source ↗

Unify in W23: 274 companies, 69% AI

Unify: questions

Which YC batch was Unify in?

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

Is Unify still active?

Y Combinator lists Unify as active.

Where is Unify based?

Unify lists London, England, United Kingdom; Remote as its location on YC's directory.