The service that understands
your hardest-to-touch applications

Our team combines static analysis, GenAI, and senior legacy engineers to turn opaque code into a knowledge base your teams, tools, and AI agents can rely on.

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One understanding
for AI and people

Our team produces a single, structured understanding of your application. Humans verify it in their own language. AI agents consume it through MCP. One source of truth across the people and tools driving change.

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Swimm gave us a map of our application which we verified to be 100% accurate and had all the details our business analysts needed

Executive Director

Mainframe, Top 5 US Bank

Deployed where modernization is hardest

Security certified

Security certified

SOC 2 and ISO 27001 compliant

On-premise deployment

On-premise deployment

Including air-gapped environments

Customer-managed LLMs

Customer-managed LLMs

Your data stays in your control

Proven at scale

Proven at scale

100M+ lines of code analyzed

Mainframe & legacy coverage

Mainframe & legacy coverage

COBOL, JCL, PL/I, and modern languages

Stays current

Stays current

Understanding updates as your code evolves

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Hand us the application you've been wrestling with