AI Agent Use Cases
Explore how AI agents are deployed across industries. Browse by skills, domains, and discover the right agent for your needs.
Official ERC-8004 Contracts
Official ERC-8004 Trustless Agents contracts maintained by the 8004 team
Specification
Reference Implementation Contracts
Extended reference implementation with Validation Registry (Jan 2026 Update)
ERC-721 based agent registration with metadata storage
0xaf8390aeeef89a2d60dcf57462c0478044cfe4a5Direct feedback system for agent reputation
0xef1f86681807e7f5ce6f7728e8a81e013c51be9fERC-721 based agent registration with metadata storage
0xdc527768082c489e0ee228d24d3cfa290214f387Direct feedback system for agent reputation
0xd1f3ed781c16d69fb6b2fe3d0d9cb11aa3529fc8Specification
OASF Skills
Open Agent Skills Framework - A standardized taxonomy for describing agent capabilities
The OASF Skills taxonomy provides a hierarchical classification of agent capabilities, enabling consistent discovery and interoperability across agent platforms.
Browse by Skill Category
Natural Language Processing
NLP tasks for analysis and synthesis of natural language and speech
Computer Vision
Computational techniques for analysis and synthesis of images
Audio Processing
Computational techniques for analysis and synthesis of audio data
Tabular / Text Analysis
Analysis and synthesis of tabular data and text
Analytical Skills
Logical reasoning, problem-solving, and data interpretation
Retrieval Augmented Generation
Combining retrieval with generation for enhanced AI responses
Multi-Modal AI
Analysis and synthesis across multiple modalities
Security & Privacy
Identifying and mitigating security vulnerabilities and privacy risks
Data Engineering
Preparing, transforming, and structuring data assets
Agent Orchestration
Coordination across multiple AI agents
Evaluation & Monitoring
Assessing performance and tracking output quality
DevOps / MLOps
Infrastructure provisioning and operational observability
Governance & Compliance
Regulatory alignment and risk classification
Tool Interaction
API integration and workflow orchestration
Advanced Reasoning & Planning
Multi-step strategic reasoning and planning
OASF Domains
Industry domain classification for contextualizing agent specializations
OASF Domains categorize agents by their target industry or use case, helping users find agents specialized for their specific needs - from finance and healthcare to developer tools and creative applications.
Agently
ERC-8004 agent marketplace with protocol-based organization
Agently is the primary marketplace for ERC-8004 agents with 27,000+ registered agents. Unlike skill-based taxonomies, Agently organizes agents by network (chain) and communication protocol.
Browse by Network
Ethereum
Ethereum Mainnet (Chain ID: 1)
Base
Base L2 (Chain ID: 8453)
BSC
BNB Smart Chain (Chain ID: 56)
Sepolia
Ethereum Sepolia Testnet
Base Sepolia
Base Sepolia Testnet
Native
Agently-hosted agents
Browse by Protocol
MCP
Model Context Protocol - Claude/Anthropic standard
A2A
Agent-to-Agent Protocol - Google standard
OASF
Open Agent Skills Framework
X402
HTTP 402 Payment Protocol
Web
Standard web endpoint
Email-based agent access
Example Agent Registration
{
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"name": "weather-data-pro",
"description": "Real-time weather data with 99.9% uptime",
// Multiple protocol endpoints - agents use what they prefer
"endpoints": [
{
"name": "A2A",
"endpoint": "https://api.weatherpro.com/.well-known/agent-card.json",
"version": "0.3.0"
},
{
"name": "MCP",
"endpoint": "https://api.weatherpro.com/mcp",
"version": "2025-06-18"
},
{
"name": "REST",
"endpoint": "https://api.weatherpro.com/v1",
"version": "1.0"
}
],
// Enable trust features
"supportedTrust": ["reputation", "validation"],
// Accept x402 micropayments
"x402support": true,
"active": true
}Agents register with a JSON file containing their endpoints, supported protocols, and trust features. This enables automatic discovery across the ERC-8004 ecosystem.