Decentralized LLM Response Verification to Minimize Hallucinations

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Solution Overview

Problem

Large language models (LLMs) often produce inaccurate responses due to hallucinations caused by inconsistent or bad information in their training data, leading to a lack of trustworthiness in user interactions.

Innovation Solution

A decentralized network system that utilizes multiple LLM service providers to generate responses to a prompt, compares their outputs for similarity, and employs a distributed agent and similarity detection services to identify and penalize hallucinations, ensuring accurate responses through competitive collaboration among providers.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple LLM service providers generate responses independently, then response diversity increases, but identifying accurate responses becomes more difficult

Engineering Contradiction:
Improveresponse diversityVSAvoiddifficulty of identifying accurate responses
Core Design Contradiction:
Adaptability or versatilityVSDifficulty of detecting and measuring

Solution Approach 1:

The patent combines multiple LLM response outputs into a single aggregated result through a decentralized network. The similarity detection service merges individual provider responses to identify common accurate information while filtering out hallucinations, resolving the contradiction by combining diversity with verification capability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent introduces a similarity detection service as an intermediary between multiple LLM providers and the user. This intermediary compares responses from different providers, identifies similarities and differences, and determines the most accurate response, thereby making the detection of accurate information manageable despite response diversity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a decentralized network compares multiple responses, then hallucination detection improves, but system complexity increases

Engineering Contradiction:
Improvehallucination detection capabilityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements a self-service mechanism where the similarity detection service automatically compares responses and identifies hallucinations without requiring centralized control or manual intervention. The decentralized network providers themselves participate in the verification process, reducing the need for complex centralized management infrastructure.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent segments the hallucination detection function into independent similarity detection services that operate autonomously within the decentralized network. Each service handles specific response comparisons independently, dividing the complex verification task into manageable units that can be distributed across the network.

Inventive Principle:
Principle #1Segmentation

3Measurement precision

If LLM service providers compete to provide accurate responses, then response accuracy improves, but the number of providers required increases

Engineering Contradiction:
Improveresponse accuracyVSAvoidnumber of providers
Core Design Contradiction:
Measurement precisionVSQuantity of substance

Solution Approach 1:

The patent creates a universal decentralized network framework that can accommodate any number of LLM service providers while maintaining consistent accuracy standards. The similarity detection service is designed to handle responses from multiple providers uniformly, allowing the system to scale without proportionally increasing complexity or resource requirements.

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

Data Source

PatentUS12632648B2Generative large language model (LLM) decentralized network
Publication Date: 2026.05.19 AMERICAN EXPRESS TRAVEL RELATED SERVICES CO INC
  • US12632648B2 patent drawing
  • US12632648B2 patent drawing
  • US12632648B2 patent drawing

AI summary

Disclosed are various embodiments for minimizing hallucination-based responses by verifying or otherwise identifying one or more accurate responses generated by multiple large language model (LLM) service providers to a prompt through the use of a decentralized network. LLM service providers can be part of a decentralized network that allows multiple LLM service providers to receive a prompt. Each LLM service provider in the network can generate a response to the prompt by applying the prompt to one or more LLM models associated with the LLM service. Once a response has been formulated, the LLM service provider can transmit the response in a decentralized data storage for storage. In various examples, a threshold number of stored responses can be compared to one other to determine a level of similarity between responses and to identify any response that may correspond to a hallucination and, therefore, an inaccurate response.