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Privately held artificial intelligence company · Industrial operations simulation and AI evaluation

Maingen

Infraday-curated

San Francisco, California, United States

Simulation environments and benchmarks for training and evaluating AI agents on industrial operations.

Overview

Maingen develops simulation environments and benchmarks for training and evaluating AI agents on industrial operations. The San Francisco company works with operators to translate decision processes and tacit operational knowledge into reinforcement-learning environments covering power plants, factories and data centers. Its first public benchmark, SolarBench, tests whether agents can manage a solar portfolio, and the company says it is expanding into additional industrial settings. Founded in 2026 by Phillip Yan and David Yang, Maingen joined Y Combinator’s Summer 2026 batch and lists a two-person team. Public materials target frontier AI laboratories and industrial operators but do not identify customers or disclose annual revenue.

Infrastructure sectors

Power generationManufacturingData centersIndustrial artificial intelligence

Capabilities & services

Operator-workflow modeling
Long-horizon agent evaluation
Industrial decision-task design
Solar portfolio benchmarking

Industrial workflow simulationReinforcement-learning environment developmentAI-agent benchmarking

Startup solution

What they supply
Software & AI
Relevant buyers
Industrial operators and AI research teams

Profile information

Infraday-curated. Claim status confirms profile management rights and does not imply independent verification.

Last editorial check: 2026-10-11.

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Reports & resources

Sources and verification

Public information checked 2026-10-11. Financial and workforce figures retain their reporting periods.

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  • Founded: Source · checked 2026-10-11 · reporting period 2026
  • Size: Source · checked 2026-10-11 · reporting period 2026
  • Ownership: Source · checked 2026-10-11
  • Overview: Source · checked 2026-10-11
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