Coinbase explains x402: paying for tool calls at request timing, like Anthropic's MCP
kleffew94 · x · 2026-10-22
Coinbase's developer platform team explains the motivation behind x402: letting software pay for a tool call the moment it makes one — critical for trading agents, where 'tool calling at request timing is really important'. The team says the protocol gives Coinbase no special edge, drawing a parallel to Anthropic releasing MCP; the edge Coinbase wants is in trading itself.
Related event: Coinbase Explains x402: Instant Payments for AI Agents(2 posts)→
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