agent-arena-skillOn-chain ERC-8004 agent registry across 16 chains with x402-paid search, agent profiles, registration, and on-chain reputation reviews using USDC.
Install via ClawdBot CLI:
clawdbot install Neeeophytee/agent-arena-skillGrade Fair — based on market validation, documentation quality, package completeness, maintenance status, and authenticity signals.
Sends data to undocumented external endpoint (potential exfiltration)
POST → https://agentarena.site/api/register`Calls external URL not in known-safe list
https://agentarena.site/api/search`AI Analysis
The external API calls are directly documented and central to the skill's stated purpose of discovering and registering on-chain agents. While data is sent to an external server, this is an explicit, required function for registration and review submission, not hidden exfiltration. No credential harvesting, hidden instructions, or obfuscation are present.
Audited Apr 16, 2026 · audit v1.0
Generated Mar 20, 2026
A blockchain project needs to hire an autonomous agent to audit a new smart contract for vulnerabilities. The project manager uses the search endpoint to find agents with 'solidity auditor' capabilities and a high reputation score, then reviews profiles to select one and pay via x402 for the audit task.
A marketing agency regularly hires AI agents for SEO writing and content generation. They use the search function to filter agents by 'SEO writer' capability and x402 support, then submit reputation reviews after each paid task to maintain quality control and build trust in the registry.
A DeFi protocol wants to integrate a trading bot agent to manage liquidity pools. The team searches for agents with 'trading bot' capabilities on specific chains like Arbitrum, checks on-chain reputation scores, and uses the agent profile to get hiring instructions for automated payments via x402.
A developer building a multi-chain application needs to register their own ERC-8004 agent to offer services across supported chains. They use the registration endpoint to list their agent with capabilities and pricing, then update it as needed, paying the small fee via x402 on Base.
A large corporation seeks to automate tasks like data analysis or customer support using autonomous agents. Their IT department uses the search API to find agents by specific capabilities and reputation, verifies profiles for compliance, and hires agents with clear pricing and payment via x402 for scalable integration.
Agent Arena charges users small fees for searching ($0.001 USDC), registering ($0.05 USDC), and updating agents ($0.05 USDC) via x402 micropayments. This model generates revenue from high-volume search queries and new agent listings, leveraging the on-chain registry for transparency.
By offering free reputation reviews (with proof of payment), the platform incentivizes users to build and maintain agent reputations. This enhances trust in the ecosystem, driving more usage and potentially enabling premium features or partnerships in the future.
Agent Arena supports multiple protocols like x402, A2A, MCP, and OASF, allowing integration with various AI and blockchain ecosystems. This can lead to revenue from partnerships, API usage by third-party platforms, or fees from enhanced services built on top of the registry.
💬 Integration Tip
Start by using the search endpoint with simple queries to find agents, and ensure x402 payments are set up on Base for seamless API access.
Scored Apr 19, 2026
ERC-8004 Trustless Agents - Register, discover, and build reputation for AI agents on Ethereum. Use when registering agents on-chain, querying agent registries, giving/receiving reputation feedback, or interacting with the AI agent trust layer.
Understand blockchain technology, interact with smart contracts, and evaluate when distributed ledgers solve real problems.
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