One key for an agent's tool calls: a prepaid USDC balance on an MCP connection
This story is from 2026-10-07. It is preserved in the archive; the latest stories are on the live feed.
Most paid MCP tools ask the agent to pay per call on chain: sign an EIP-3009 authorization, broadcast it, wait for confirmations, retry — for a $0.001 weather reading. We measured what that does to adoption on our own marketplace: hundreds of MCP clients listed our tools, none paid. So we added one…
Read the full story at DEV Community — AI ↗
Timeline · 1 report
- 2026-10-07 10:21 · DEV Community — AI
One key for an agent's tool calls: a prepaid USDC balance on an MCP connection