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.
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A Reddit trader let Claude Code forecast and pretend-bet on Polymarket and Kalshi for two months; it lost $663 of a pretend $5,000, and the trader's own input on AI and geopolitics markets lost more.
Built this? Suggest an updateThe builder gave a fresh Claude agent a $5 USDC wallet and one sentence; it compared eSIM plans, recommended one, and paid over x402 on Base, with a Basescan receipt.
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.
Built this? Suggest an updateA trader running a Claude CLI agent on crypto news reviewed 392 events in a week, opened 8, watched 4 and skipped 380, with each decision stored in a hash chain.
Built this? Suggest an updateAn autonomous agent ran across 30+ crypto work platforms for two months and tracked earnings in a 331-entry ledger, receiving $15.98 liquid plus unsellable FLAPJAX tokens.
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 updateAgentropolis's builder ran a wash filter on one week of onchain x402 settlement data across 1,187 services; 130 were flagged and one stopped service still held about 15% of 30-day volume.
Built this? Suggest an updateA Reddit team ran a MiroFish swarm on Claude Opus 5.5 to forecast four live Polymarket markets; the swarm scored worse than one direct Opus call and the market price.
Built this? Suggest an updateA 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.
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.
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