Check-Valve

Any AI, verified. Near-perfect reliability from the models you already use.
69–92%
AI alone (range across all tests)
~100%
With the Check-Valve
6,700
live model calls tested
1,200
independent questions

What it is

An AI produces the work. An independent code checker verifies it. Nothing moves forward until it's proven correct. The result: cheap, fallible models produce near-perfect output on any task with a checkable answer — money, data, logic, compliance, code.

verification, not redundancy cross-model tamper-proof ledger compliance engine

Results by domain

Everyday Business Tasks

tip, discount, loan, invoice, payroll · 400 questions · 2400 live model calls

88.2%
100.0%

47 mistakes caught & corrected by the valve

Science & Physics

kinematics, probability, chemistry, stats · 480 questions · 2880 live model calls

91.9%
100.0%

39 mistakes caught & corrected by the valve

Real-World Traps

false-premise, family-logic, calendar, reversal · 100 questions · 600 live model calls

69.0%
100.0%

31 mistakes caught & corrected by the valve

Brain-Benders

anagrams, base-convert, caesar, multi-hop · 100 questions · 100 live model calls

87.0%
100.0%

13 mistakes caught & corrected by the valve

Math Benchmark

multiplication, percent, sequence, modulo · 120 questions · 720 live model calls

86.7%
100.0%

16 mistakes caught & corrected by the valve

Where AI is weakest (and the valve saves you most)

Task typeAI accuracy aloneDataset
family logic0%Real-World Traps
std dev2%Science & Physics
loan payment5%Everyday Business Tasks
calendar20%Real-World Traps
reversal30%Real-World Traps
anagram30%Brain-Benders
spelling ops60%Real-World Traps
weighted avg70%Brain-Benders
caesar cipher70%Brain-Benders
discount stack80%Everyday Business Tasks

These are the tasks where "just use ChatGPT" fails — and where verification is worth the most. Every one is lifted to ~100%.