Mainframe
Generative computing
About Mainframe
Mainframe wants to redefine human-computer interaction with a future operating system where agents are the new apps. Founded by Jordan Singer, who sold his last startup Diagram to Figma.
Pitch deck breakdown
How Mainframe would pitch themselves.
Target customer
Software engineers + DevOps teams shipping production systems — from indie hackers to enterprise platform teams at scale.
Problem they solve
Mainframe wants to redefine human-computer interaction with a future operating system where agents are the new apps. Founded by Jordan Singer, who sold his last startup Diagram to Figma. The category has historically been served by tools that miss the modern workflow this product is built around.
Key differentiator
Mainframe differentiates on generative computing. $0 raised — the company has resources + validation to compound this thesis.
Go-to-market strategy
Early-stage GTM — typically product-led growth (free tier or low-friction onboarding) paired with founder-led sales for the first 100 customers. Heavy content marketing + community presence on Twitter/X, LinkedIn, and category-specific Slack groups.
Mainframe website preview
Company facts
- Category
- Dev Tools
- Funding stage
- Seed
- Total raised
- $0
- Founded
- 2020
- Team size
- 1–10
- HQ
- San Francisco, United States
- Country
- United States
- Website
- mainfra.me
Frequently asked questions
What does Mainframe do?
Mainframe wants to redefine human-computer interaction with a future operating system where agents are the new apps. Founded by Jordan Singer, who sold his last startup Diagram to Figma.
Where is Mainframe based?
Mainframe is based in San Francisco, United States, United States.
When was Mainframe founded?
Mainframe was founded in 2020.
How much has Mainframe raised?
Mainframe has raised $0 in their Seed round.