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Practical guides on AI agent wallet trust, on-chain reputation, and the protocols powering the agent economy.
AI AgentsA2A EconomyTrust
The A2A Economy Has 227,000 Transactions and No Trust Layer
AI agents are already transacting on-chain — 227,000 transactions, 14,000 wallets, average trust score of 25 out of 100. The A2A economy is real. The trust layer is missing. Here is why AgentKarma exists.
2026-03-21·5 min read
ERC-8004Trust ScoreDeveloper Guide
How to Verify an AI Agent Wallet Before Transacting
A practical developer guide to checking whether an AI agent wallet can be trusted. It uses on-chain signals from ERC-8004, x402 payment history, and the AgentKarma API.
2026-03-04·6 min read
ERC-8004EthereumAI Agents
ERC-8004 Explained: Identity and Reputation for AI Agents on Ethereum
ERC-8004 is the Ethereum standard that gives AI agents a verifiable on-chain identity and reputation. Here is how it works, what it tracks, and why it matters for autonomous agent payments.
2026-03-04·7 min read