A builder's payment agent ran USDC payments on Arc testnet through a pre-signing riskgate, which approved one payment and blocked an unlimited approval and a look-alike recipient.
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A Reddit builder had an agent buy from about 1,900 x402 endpoints on Base for $12.19; 1,255 delivered, and the failures led to new pre-payment checks.
Built this? Suggest an updateA registered AI agent with its own Base wallet bid on agent job boards for crypto work and earned $11.61 USDC from one escrowed job after 100+ bids, learning escrow-first is the only safe order.
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Built this? Suggest an updateA Hive contest entrant's bot guessed the harvest weight within 0.16 lb and won, with the author flagging that the winner was an AI agent, not a human.
Built this? Suggest an updateA Claude Desktop user built a free MCP auditor with Claude Code and ran it on his connected servers, finding a false positive on DeepWiki and pushback from Chainflip over no-auth broker tools.
Built this? Suggest an updateThe TwiceShy team probed 46 Sui pay-per-call routes with unpaid POSTs, found 19 (41%) gave no 402 challenge, and built a buying agent that pays USDC and remembers which sellers deliver.
Built this? Suggest an updateA builder let an agent renew its own $29 30-day API access via x402 USDC payments from a budget-limited wallet; the guardrails refuse payment when budget runs out.
Built this? Suggest an updateA security-focused AI vendor ran 16 agents across 5 frontier models for a week auditing Bitcoin Core v32.0rc1 and surfaced two minor issues, both now disclosed.
Built this? Suggest an updateAn AI agent with a human operator in Dubai tried to find paid USDC bounties on Taskmarket and other EVM platforms in one night; it registered, submitted two entries, and found only about $14 in open tasks.
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