AI ships code faster. Systems are drifting faster than ever.
Make the right architecture decisions.
Move fast without breaking your system.
Turn your business goals and constraints into system-aligned decisions, plans, and designs. So teams stay aligned as they build.
Click a prompt to explore architecture reasoning
Archie AI
Recent questions
What powers our core services flow?
What’s the right modernization plan for our data pipeline?
What’s the right design for an AI customer support system?
INTERACTIVE DEMO
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Decisions grounded in what’s actually running
Code ships faster. Architecture breaks faster.
Teams don’t lack tools. They lack a consistent way to make the right architecture decisions.
Architecture diagrams that go stale the moment you draw them
Spreadsheets trying to track a living system
Specs disconnected from what’s running in production
Slack threads no one can reconstruct later
Generic advice on high-stakes decisions
30-40%
of engineering effort goes toward rework from drift and technical debt
So architecture evolves through drift, not deliberate decisions.
What’s missing is a system for making the right decisions in the first place.
A decision layer grounded in the reality of your actual system.
What’s missing is a system for making the right decisions in the first place.
A decision layer grounded in the reality of your actual system.
Built for architecture decisions that hold through execution.
“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
GemStart with a question. End with a decision.
A continuous system for understanding architecture, deciding what gets built, and keeping systems aligned as they evolve.
See your system as it actually runs
Grounded in: your live system and business context
Surface: dependencies, constraints, and risks
Result: decision-grade understanding of what actually matters
Surface: dependencies, constraints, and risks
Result: decision-grade understanding of what actually matters
Define what gets built — aligned to the system
Start from: a real initiative or question
Evaluate: options, trade-offs, and recommendations
Result: a decision you can commit to
Evaluate: options, trade-offs, and recommendations
Result: a decision you can commit to
Define what gets built — aligned to the system
Start from: a decision or a new feature concept
Define: components, flows, and constraints
Result: execution-ready specs teams can build from
Define: components, flows, and constraints
Result: execution-ready specs teams can build from
Ship through your existing tools
Teams build in: coding IDEs and infra platforms
Guided by: decision-backed specs from the Architecture IDE
Result: fast execution, aligned by default
Boundary note:
We don’t replace coding IDEs — we define what they execute
Guided by: decision-backed specs from the Architecture IDE
Result: fast execution, aligned by default
Boundary note:
We don’t replace coding IDEs — we define what they execute
Keep the system improving over time
Track: how the system evolves
Detect: drift from intent and system memory signals
Result: every change moves the system forward
Detect: drift from intent and system memory signals
Result: every change moves the system forward
Once decisions compound, you unlock three core outcomes:
Optimize your architecture
Make the right modernization decision. Fast, confident, and before you commit spend.
What's the fastest path to modernize this legacy architecture safely?
Modernization Plan
Option A: Incremental refactor - Lower risk, slower impact - Preserves current infra
Option B: Re-platform to microservices - Higher upfront cost - Enables scalability + flexibility
Recommendation: Re-platform core services, phase non-critical systemsConfidently navigate the complexities of modernization with our comprehensive analysis tools. Visualize the impact of changes, identify bottlenecks, and implement targeted improvements, all while minimizing risk and maximizing ROI.
Option A: Incremental refactor - Lower risk, slower impact - Preserves current infra
Option B: Re-platform to microservices - Higher upfront cost - Enables scalability + flexibility
Recommendation: Re-platform core services, phase non-critical systemsConfidently navigate the complexities of modernization with our comprehensive analysis tools. Visualize the impact of changes, identify bottlenecks, and implement targeted improvements, all while minimizing risk and maximizing ROI.
Build to Aligned Specs
Create execution-ready designs. So teams move fast and you focus on exceptions.
Design an AI-powered support system for our platform.
Architecture Design — Support Automation
Components:
- API Gateway
- LLM service
- Classification pipeline
- Event queue
Flow:
User request → classification → routing → responseConstraints:
- <200ms latency
- fallback for low-confidence responses
Components:
- API Gateway
- LLM service
- Classification pipeline
- Event queue
Flow:
User request → classification → routing → responseConstraints:
- <200ms latency
- fallback for low-confidence responses
Ensure it compounds
Keep your architecture improving over time. So every change moves the system forward, not off track.
Where is our architecture drifting from intended design?
Architecture Drift Analysis
Detected Misalignment:
- Service A bypassing intended API gateway
- Duplicate data pipelines introduced in region B
Impact:
- Increased latency in transaction flow
- Inconsistent data across services
Recommendation:
- Route Service A through gateway
- Consolidate pipelines into unified flow
Confidently navigate the complexities of modernization with our comprehensive analysis tools. Visualize the impact of changes, identify bottlenecks, and implement targeted improvements, all while minimizing risk and maximizing ROI.
Detected Misalignment:
- Service A bypassing intended API gateway
- Duplicate data pipelines introduced in region B
Impact:
- Increased latency in transaction flow
- Inconsistent data across services
Recommendation:
- Route Service A through gateway
- Consolidate pipelines into unified flow
Confidently navigate the complexities of modernization with our comprehensive analysis tools. Visualize the impact of changes, identify bottlenecks, and implement targeted improvements, all while minimizing risk and maximizing ROI.
From question to decision in minutes, not weeks
Built for architecture decisions that hold through execution.
5 mins
to a decision-grade system view
2–3 hours
to a modernization plan
Multiple per day
→ execution-ready specs
The result:
Faster decisions. Fewer re-architecture cycles. More predictable delivery.
"This is essential for us as we are building more and more environments, and we need to analyze those effectively, and that is harder and harder to do effectively with our limited team. We would need to hire multiple additional resources otherwise"
Rick Myers
CTO of
Certificate Hero"Facing numerous competing priorities and scarce time, Catio enhances our decision-making process with a neutral perspective grounded in the system itself – delivering efficiency gains comparable to those of GitHub Copilot."
Harald Prokop
CTO of
Just AppraisedDefine what gets built, then ensure it compounds
Start with a real architecture decision
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