AI Agent Builder × Web3 — I build agents that can pay, and tools that make Web3 safer to navigate.
🔗 X @builder_sophie · buildersophie.xyz
citely-deal-desk → escrowfi — a cross-border compliance verdict becomes an EIP-712 Settlement Authorization, and an SME trade-finance pool on Arc re-verifies it locally before advancing USDC to the exporter. The issuer being offline or compromised can't make the pool pay. Live demo · Ignyte Stablecoins Commerce Stack Challenge.
Citely-x402 — an open MCP server that gates content & tools behind x402 stablecoin micropayments, with pluggable content providers and payment networks (Base + GOAT).
stablecoin-policy — an interactive world map tracking stablecoin regulation across jurisdictions: legislation, regulators, and key developments, in English and Chinese.
crypto-frozen-card — a Claude Code skill for mainland-China crypto card-freezing scenarios: forces a six-variable diagnosis before giving advice, instead of one-size-fits-all templates.
taletrip — turn a family trip into a personalized, bilingual AI picture book, created & read 100% on-device. No cloud, no accounts.