API Auto-Documentation via Gateway Request and Response Parsing

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Solution Overview

Problem

Deploying and managing multiple APIs is time-consuming and inefficient due to the need for individual configuration and updating, especially when dealing with thousands of APIs and millions of clients, leading to reduced system productivity and outdated documentation.

Innovation Solution

A distributed API gateway architecture with a cluster of gateway nodes that implement common functionalities through plugins, allowing centralized management and auto-documentation generation by parsing requests and responses, reducing the need for manual updates and documentation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple APIs are deployed with individual configuration and updating, then each API can be customized and maintained independently, but the time-consuming setup and maintenance process reduces system productivity

Engineering Contradiction:
ImproveAPI customization capabilityVSAvoidsystem productivity
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent combines multiple individual API configurations into a single gateway node that hosts multiple APIs. This merging approach allows the gateway to manage multiple APIs with a unified configuration mechanism, significantly reducing the time and effort required for setup and maintenance while preserving the ability to customize each API's behavior through the gateway's plugin architecture.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The gateway node is designed with multi-functionality, serving as a universal platform that can host and manage multiple different APIs simultaneously. This universal approach eliminates the need for separate dedicated servers for each API, thereby improving system productivity while maintaining the adaptability to support various API types and functionalities through its extensible plugin system.

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

2Productivity

If individual servers host multiple APIs, then resource utilization is improved, but the complexity of configuring and maintaining each API individually increases

Engineering Contradiction:
Improveresource utilizationVSAvoidconfiguration and maintenance complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The gateway node acts as an intermediary between the server infrastructure and multiple APIs. It provides a unified interface for configuration, authentication, and management, thereby reducing the complexity of configuring and maintaining individual APIs while improving resource utilization through consolidated hosting on single servers.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Manufacturing precision

If manual updates are performed for API documentation, then documentation accuracy can be controlled, but the tedious and cumbersome updating process reduces system productivity

Engineering Contradiction:
Improvedocumentation accuracyVSAvoidsystem productivity
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The gateway node automatically generates and updates API documentation by monitoring and analyzing the actual API requests and responses it handles. This self-service approach eliminates the need for manual documentation updates, ensuring documentation accuracy reflects the actual API behavior while significantly improving system productivity by removing the tedious manual process.

Inventive Principle:
Principle #25Self-service

4Adaptability or versatility

If tens of thousands of APIs are managed individually, then each API can be independently updated, but the difficulty of scaling and maintaining existing APIs increases

Engineering Contradiction:
Improveindependent API update capabilityVSAvoidscaling and maintenance difficulty
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The gateway architecture segments API management into two layers: individual API definitions remain independent and can be updated separately, while the gateway provides a unified management layer that handles configuration, authentication, and deployment. This segmentation allows independent API updates to be performed without affecting other APIs, while the gateway's centralized control mechanisms simplify scaling and maintenance across tens of thousands of APIs.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250370746A1Auto-documentation for application program interfaces based on network requests and responses
Publication Date: 2025.12.04 KONG INC
  • US20250370746A1 patent drawing
  • US20250370746A1 patent drawing
  • US20250370746A1 patent drawing

AI summary

Disclosed embodiments are directed at systems, methods, and architecture for providing auto-documentation to APIs. The auto documentation plugin is architecturally placed between an API and a client thereof and parses API requests and responses in order to generate auto-documentation. In some embodiments, the auto-documentation plugin is used to update preexisting documentation after updates. In some embodiments, the auto-documentation plugin accesses an on-line documentation repository. In some embodiments, the auto-documentation plugin makes use of a machine learning model to determine how and which portions of an existing documentation file to update.