Top accelerator startups

Startups14,448Programs29

14,448 startups · 29 programs

Magma

Active · Monetize your agent's traces.

WebsiteYC profile

Why it ranks

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

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

Competitors

AILaminShared: data engineering, trace, agentYC S22BYStartup →AI/dev/fastShared: agent traceYC W26San FranciscoStartup →AISentraShared: agent tracespeedrun SR006San FranciscoStartup →
Companies closest to Magma
Company
LaminShared: data engineering, trace, agentYC S22ActiveAI, Data, Devtools
/dev/fastShared: agent traceYC W26ActiveAI, Devtools
SentraShared: agent tracespeedrun SR006Not statedAI

Adjacent

AIVibrant LabsShared: reinforcement learning, agent, infrastructureYC W24San FranciscoStartup →AI100xShared: monetize, agentYC S22BengaluruStartup →AIInactiveSylvianShared: reinforcement learning, agentYC F25San FranciscoStartup →OtherContextSDKShared: monetizePlug and PlayUnited StatesStartup →AISynthShared: reinforcement learning, agent, infrastructureYC F24San FranciscoStartup →
Companies next to Magma
Company
Vibrant LabsShared: reinforcement learning, agent, infrastructureYC W24ActiveAI, Devtools
100xShared: monetize, agentYC S22ActiveAI
SylvianShared: reinforcement learning, agentYC F25InactiveAI
ContextSDKShared: monetizePlug and Play Not statedOther
SynthShared: reinforcement learning, agent, infrastructureYC F24ActiveAI, Devtools

Also from S26 in AI

All of S26
AICueBenchRL post-training for science reasoning and performance engineeringYC S26San FranciscoStartup →AIMarkovThe data lab for engineering and computer-use AI.YC S26San FranciscoStartup →AIOlam LabsCrafting simulations for frontier lab model trainingYC S26San FranciscoStartup →AIPetrarchAdvancing model capabilities for critical infrastructureYC S26San FranciscoStartup →AIAutoresearch, Inc.Autoresearch as a service: we solve your hardest measurable problemsYC S26San FranciscoStartup →AICoArenaThe biggest crowdsourced benchmark for Computer-UseYC S26San FranciscoStartup →
Company
CueBenchRL post-training for science reasoning and performance engineeringteam of 3ActiveAI, Data
MarkovThe data lab for engineering and computer-use AI.team of 2ActiveAI, Data, Devtools
Olam LabsCrafting simulations for frontier lab model trainingteam of 2ActiveAI, Data
PetrarchAdvancing model capabilities for critical infrastructureteam of 3ActiveAI, Data
Autoresearch, Inc.Autoresearch as a service: we solve your hardest measurable problemsteam of 3ActiveAI, Devtools
CoArenaThe biggest crowdsourced benchmark for Computer-Useteam of 2ActiveAI, Data, Devtools

Founders

  • Ramtin ShahzanianFounder/CEO

About Magma

We enable companies monetize their agents' traces.

YC batch
S26 · Summer 2026
Status, per YC
Active
Category
AI, Data, Developer tools
Team size
1
Location
San Francisco, CA, USA
Founded
2026
Checked
6h ago

YC tags: Reinforcement Learning, Data Engineering, AI

Magma in S26: 229 companies, 88% AI

LinkedIn

Magma: questions

Which YC batch was Magma in?

Magma was in Y Combinator's Summer 2026 batch (S26).

Is Magma still active?

Y Combinator lists Magma as active.

Who founded Magma?

Magma's founders, as listed on its YC page: Ramtin Shahzanian (Founder/CEO).

Where is Magma based?

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