Multi-Layer AI Checkpoints for LLM Hallucination Control

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Solution Overview

Problem

Conventional systems fail to effectively detect and mitigate AI hallucinations in generative AI models by checking each layer of processing and output, leading to the generation of false or misleading information.

Innovation Solution

A multi-layer check system integrated into large language model (LLM) systems that includes node analysis and scoring mechanisms to self-correct responses, using an external database for verified data to ensure accuracy and eliminate hallucinations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional systems limit the GenAI model or restrict input data sets to minimize AI hallucinations, then the reliability of the system is improved, but the productivity and capability of the GenAI model deteriorate

Engineering Contradiction:
ImprovereliabilityVSAvoidproductivity
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system segments the validation process into multiple independent layers: data validation layer, hallucination detection layer, and output verification layer. Each layer operates independently to validate specific aspects of the GenAI output, allowing comprehensive reliability checks without restricting the model's overall productivity and creative capabilities.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces an intermediary multi-layer validation system that sits between the GenAI model and the final output. This intermediary layer checks for hallucinations and validates data without modifying the GenAI model itself, thus maintaining productivity while improving reliability through automated verification.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If conventional systems use data templates or regular reviews to minimize AI hallucinations, then the reliability is improved, but the loss of time and efficiency worsen

Engineering Contradiction:
ImprovereliabilityVSAvoidloss of time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary validation checks on input data before it reaches the GenAI model, validating data formats, types, and constraints in advance. This preliminary action prevents invalid data from causing hallucinations, reducing the need for time-consuming post-processing reviews and manual corrections.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The multi-layer validation system provides automated feedback loops that continuously monitor and validate GenAI outputs in real-time. When hallucinations are detected, the system immediately flags and corrects them, eliminating the need for time-consuming manual reviews and enabling continuous efficient operation.

Inventive Principle:
Principle #23Feedback

3Device complexity

If no multi-layer check system is implemented, then the device complexity is reduced, but AI hallucinations are not detected or mitigated effectively

Engineering Contradiction:
Improvedevice complexityVSAvoidhallucination detection capability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The validation system is segmented into modular layers that can be independently configured and deployed. Each layer handles specific validation tasks (data format checking, hallucination detection, output verification), allowing the system to scale complexity only as needed while maintaining clear separation of concerns and manageable system architecture.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The multi-layer validation system is designed as a universal framework that can validate various types of GenAI outputs (text, code, data) using the same core architecture. The hallucination detection mechanisms work across different domains and data types, reducing the need for domain-specific complex customizations while maintaining high reliability.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20260065135A1Multi-layered check systems for artificial intelligence ("ai") systems
Publication Date: 2026.03.05 BANK OF AMERICA CORP
  • US20260065135A1 patent drawing
  • US20260065135A1 patent drawing
  • US20260065135A1 patent drawing

AI summary

Computing systems and methods operable to eliminate hallucinations in artificial intelligence (“AI”) systems. The computing systems may include an external database. The external database may contain verified data. The computing systems may include a computing processor operable to deploy the AI system to eliminate hallucinations. The computing systems may include a central server configured to connect the computing processor to the external database. The computing processor may be configured to monitor a query received at the AI system. The computing processor may be configured to extract from the external database, via the central server, verified data relating to the query. The computing processor may be configured to identify layers of checkpoints for the query from the external database. The layers of checkpoints may be based on the verified data extracted. The layers of checkpoints may comprise nodes. The nodes may be configured to modulate outputs from the AI system.