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Mentlio

Inactive · Engineering Intelligence and Token Optimization for the AI-Coding Era

WebsiteYC profile

Why it ranks

How the rank works
1signal of 100 · rising 1
  • went through YCProgram · this site+4

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

Competitors

AIDevPlazaShared: coding eraAlchemist Class 41PleasantonStartup →AITomaShared: applied research, productivityYC W24San FranciscoStartup →AINormalShared: applied research, research labYC S25San FranciscoStartup →AISynthShared: context optimization, coding, promptYC F24San FranciscoStartup →AIAfterQueryShared: applied research, research labYC W25San FranciscoStartup →
Companies closest to Mentlio
Company
DevPlazaShared: coding eraAlchemist Class 41Not statedAI
TomaShared: applied research, productivityYC W24ActiveAI, Devtools
NormalShared: applied research, research labYC S25ActiveAI
SynthShared: context optimization, coding, promptYC F24ActiveAI, Devtools
AfterQueryShared: applied research, research labYC W25ActiveAI, Data, Devtools

Adjacent

AIegoShared: applied research, research labYC W24San FranciscoStartup →AIWaydevShared: engineering intelligence, roiYC W21BucharestStartup →AIRiplineShared: applied research, research lab, intelligencespeedrun SR007San FranciscoStartup →AIPatternFast (prior: Tailornova/Couturme)Shared: engineering intelligence, intelligentYC W19San FranciscoStartup →AIInfronShared: intelligent routing, optimization, enterpriseAntler 2024USStartup →
Companies next to Mentlio
Company
egoShared: applied research, research labYC W24ActiveAI
WaydevShared: engineering intelligence, roiYC W21ActiveAI, Data
RiplineShared: applied research, research lab, intelligencespeedrun SR007Not statedAI, Data
PatternFast (prior: Tailornova/Couturme)Shared: engineering intelligence, intelligentYC W19ActiveAI, Devtools
InfronShared: intelligent routing, optimization, enterpriseAntler 2024Not statedAI

Also from S26 in AI

All of S26
AIAgnost AIWe find where AI agents fail, then train better models to run them.YC S26San FranciscoStartup →AIAutoresearch, Inc.Autoresearch as a service: we solve your hardest measurable problemsYC S26San FranciscoStartup →AITokenlessWe find flaws in RL environments and evals and help you fix them.YC S26San FranciscoStartup →AIArchalAPI sandboxes, built for AI agentsYC S26San FranciscoStartup →AIBelvedirAutonomous AI Model TrainingYC S26San FranciscoStartup →AICoArenaThe biggest crowdsourced benchmark for Computer-UseYC S26San FranciscoStartup →
Company
Agnost AIWe find where AI agents fail, then train better models to run them.2 programsteam of 2ActiveAI, Data, Devtools
Autoresearch, Inc.Autoresearch as a service: we solve your hardest measurable problemsteam of 3ActiveAI, Devtools
TokenlessWe find flaws in RL environments and evals and help you fix them.team of 3ActiveAI, Devtools
ArchalAPI sandboxes, built for AI agentsteam of 2ActiveAI, Devtools
BelvedirAutonomous AI Model Trainingteam of 2ActiveAI
CoArenaThe biggest crowdsourced benchmark for Computer-Useteam of 2ActiveAI, Data, Devtools

Founders

  • Ashank ShahFounder/CEO
  • Ahmet DemirbasFounder/CTO

About Mentlio

Mentlio an applied research lab focused on optimizing AI ROI for the modern enterprise. We help engineering teams draw a line between their AI spend and delivery, per engineer. We then cut ~30% of AI spend via Mentlio's custom ML-based intelligent routing, context optimization, and prompt compression.

YC batch
S26 · Summer 2026
Status, per YC
Inactive
Category
AI, Developer tools
Location
San Francisco, CA, USA
Founded
2026
Checked
6h ago

YC tags: Developer Tools, Machine Learning, Productivity

Changes seen

StatusNov 9, 2026

Now listed as inactive, was active.

Source ↗

Mentlio in S26: 229 companies, 88% AI

LinkedIn

Mentlio: questions

Which YC batch was Mentlio in?

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

Is Mentlio still active?

Y Combinator lists Mentlio as inactive.

Who founded Mentlio?

Mentlio's founders, as listed on its YC page: Ashank Shah (Founder/CEO), Ahmet Demirbas (Founder/CTO).

Where is Mentlio based?

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