LEGACY EXTRACTION & MODERNIZATION
Your legacy system finally explains itself.
Ask anything about legacy behavior โ extracted rules or historical executions.
"Why this pricing?" ยท "Who's affected?" ยท "What if we migrate?"
๐
BUILD
AI extracts, documents, validates
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OPERATE
Ask anything about legacy behavior
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SIGNALS
Detect divergence, track migration
THE PROBLEM
Nobody knows what it does.
Everyone's afraid to touch it.
The developer left. The docs (if any) are wrong.
Tribal knowledge. Finance knows one thing, engineering another.
Afraid to change. What if we break something?
Current state:
"Why is customer #456 getting Gold pricing?"
"Let me grep the codebase... check with Sarah... give me a week..."
With Graxon:
"Legacy caches tier at first purchase (2019). CRM shows Bronze, legacy still has Gold. Affects 1,247 customers."
โ 3 seconds
OPERATE: ASK ANYTHING
7 questions. 2 dimensions.
Legacy finally makes sense.
Ask about extracted rules (what does it do?) or historical behavior (what did it do?).
agent execution query โ WHAT
What pricing did customer #123 get in legacy?
G
Legacy system pricing for customer #123:
โข Tier: Gold (legacy cached value)
โ ๏ธ CRM shows: Bronze (current)
Discount calculation:
โข Employee discount: 15%
โข Volume discount: 8%
โข Total: 23%
Tax: 7.25% (CA rate)
Anomaly detected:
Getting Gold pricing but Bronze in CRM
โ Investigate discrepancy?โ Click different query types and dimensions to explore
BUILD: AI EXTRACTION
Extract. Document. Verify.
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AI Extraction
Point at code. AI extracts business rules, conditions, and relationships.
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Auto-Documentation
Generate plain English docs for every extracted rule. Finally understand what it does.
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Test Generation
AI creates test cases from extracted rules. Verify before you migrate.
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Equivalence Proof
Mathematically verify new rules match legacy behavior. Not just "tests pass."
SIGNALS: MIGRATION INTELLIGENCE
Track every step.
Catch divergence before customers do.
DIVERGENCE
Real-time comparison: legacy vs new. Catch drift before customers do.
PROGRESS
Migration dashboard: what's extracted, verified, deployed, retired.
RISK
Unmaintained code, missing tests, stale dependencies. Prioritize what matters.
USAGE
Which legacy rules actually fire? Safely retire dead code.
โ PROVEN
MATHEMATICALLY VERIFIED Prove equivalence. Skip the parallel run.
Not "tests pass" โ mathematical proof that extracted rules match legacy behavior for ALL inputs. Counterexample shows exactly where systems diverge. Months of parallel runs โ minutes.
How formal verification works 15 PILOT SLOTS THIS QUARTER
Escape
legacy.
You're in.
We'll reach out within 48 hours to discuss your legacy challenge.