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Startups14,448Programs29

14,448 startups · 29 programs

Tusk

Inactive · AI agent that generates unit and integration tests

WebsiteYC profile

Why it ranks

How the rank works
2signal of 100 · rising 1
  • went through YCProgram · this site+4
  • team of 4Team size · YC's directory+3.6

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

Competitors

Developer toolsInactiveDimeShared: integration test, developerYC S21San FranciscoStartup →AIArtifactShared: integration test, engineeringYC W25Los AngelesStartup →AILovableShared: software engineerAntler 2023SwedenStartup →AICognition AIShared: software engineerSPC 2023San FranciscoStartup →
Companies closest to Tusk
Company
DimeShared: integration test, developerYC S21InactiveDevtools
ArtifactShared: integration test, engineeringYC W25ActiveAI
LovableShared: software engineerAntler 2023Not statedAI
Cognition AIShared: software engineerSPC 2023 +3Not statedAI

Adjacent

OtherSeedLegalsShared: raiseSeedcamp 2017Startup →AIReason MachinesShared: software engineer, test, agentYC F26San FranciscoStartup →AIStoria AIShared: software engineer, generate, codebaseYC S24San FranciscoStartup →AIVibeShared: software engineerYC S24San FranciscoStartup →OtherDevColorShared: software engineerYC W16San FranciscoStartup →
Companies next to Tusk
Company
SeedLegalsShared: raiseSeedcamp 2017Not statedOther
Reason MachinesShared: software engineer, test, agentYC F26ActiveAI, Devtools
Storia AIShared: software engineer, generate, codebaseYC S24 +1ActiveAI, Devtools
VibeShared: software engineerYC S24ActiveAI, Devtools
DevColorShared: software engineerYC W16ActiveOther

Also from W24 in AI

All of W24
AIHatchetThe orchestration platform for teams who ship.YC W24New York CityStartup →AInCompass TechnologiesOptimize performance on GPUs - 10x fasterYC W24New York CityStartup →AIInactiveTesseralThe open source platform for managing identity in business softwareYC W24San FranciscoStartup →AIAcquiredTrieveAll-in-one API for search, RAG, & recommendationsYC W24San FranciscoStartup →AIVibrant LabsAutonomously scaling environmentsYC W24San FranciscoStartup →AIAgentic LabsAI system design tools for dev teamsYC W24New York CityStartup →
Company
HatchetThe orchestration platform for teams who ship.team of 7ActiveAI, Devtools
nCompass TechnologiesOptimize performance on GPUs - 10x fasterteam of 3ActiveAI, Devtools
TesseralThe open source platform for managing identity in business softwareteam of 5InactiveAI, Devtools
TrieveAll-in-one API for search, RAG, & recommendationsteam of 7acquiredAcquiredAI, Data, Devtools
Vibrant LabsAutonomously scaling environmentsteam of 6ActiveAI, Devtools
Agentic LabsAI system design tools for dev teamsteam of 2ActiveAI, Devtools

About Tusk

Tusk (YC W24) is an AI agent that helps developers generate unit and integration tests with codebase context. Tusk sits in CI and provides automatic coverage whenever software engineers raise a PR. Engineering teams use Tusk to prevent critical regressions while increasing test coverage.

YC batch
W24 · Winter 2024
Status, per YC
Inactive
Category
AI, Developer tools
Team size
4
Location
San Francisco, CA, USA
Checked
6h ago

YC tags: Developer Tools, Open Source, AI

Changes seen

TagsOct 19, 2026

Newly tagged AI; no longer tagged Artificial Intelligence.

Source ↗

Tusk in W24: 248 companies, 84% AI

Tusk: questions

Which YC batch was Tusk in?

Tusk was in Y Combinator's Winter 2024 batch (W24).

Is Tusk still active?

Y Combinator lists Tusk as inactive.

Where is Tusk based?

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