Coinbase builds a Slack bot that lets AI agents pay for services instantly

Most internal Slack bots do one thing well: answer questions, then disappear into the channel history. Coinbase’s new one goes a step further and actually pays for the answers. The company demonstrated an internal Slack bot on August 18, 2026, built on its Developer Platform, that allows AI agents to autonomously purchase services on demand using USDC micropayments. The bot plugs into AWS’s Amazon Bedrock AgentCore Payments, searches a marketplace called the x402 Bazaar, finds a relevant service, and settles the transaction before most people finish reading the Slack notification. How the bot actually works An employee @mentions the bot in Slack with a question. The agent searches the x402 Bazaar, which currently lists over 10,000 payable services, selects the appropriate one, and completes a USDC payment autonomously. The whole cycle, from query to settled transaction, takes roughly 200 milliseconds on Base. Transaction costs run at fractions of a cent. No subscriptions. No manual approvals. No invoice sitting in accounts payable for 30 days. The bot operates within predefined spend limits, and within those limits, it acts immediately. The underlying standard making this possible ...