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The system for reasoning and compounding software systems

Built by engineers and architects who’ve seen how often systems break when architecture can't keep up.

Architecture broke when decisions stopped compounding

More code is being written than ever
Decisions are made locally without system context
Systems fragment
Dependencies sprawl
Technical debt accumulates faster than it’s resolved

So architecture evolves through drift, not deliberate decisions.

The Architecture IDE — for making and compounding architecture decisions

A control plane where systems are understood, trade-offs are evaluated, and decision-grade specs are generated at AI speed.

Teams continue shipping using Coding AI. Architects govern through exception-based reviews and feedback from execution.

So architecture decisions happen at AI speed, and what gets built stays aligned to intent as the system evolves.

Built by a team who’s had to make these decisions and seen how they play out

Focused on how modern systems are decided, designed, and evolved at leading engineering orgs. And how that needs to evolve in the age of AI.

Join us

We’re building the Architecture IDE, the system for making and compounding architecture decisions.

If you think in systems and want to define a new category, we should talk.
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“I’m excited about the visibility Catio brings to software and infrastructure teams and the gaps it fills with reasoning and design guidance.”
Emil Ibrishimov
CTO of
Gem
"Facing numerous competing priorities and scarce time, Catio enhances our decision-making process with a neutral outsider perspective – delivering efficiency gains comparable to those of GitHub Copilot."
Harald Prokop

Backed by leading investors

Start a real architecture decision

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