MoonPay Expands PayBox to Grok, Letting AI Chatbots Handle Crypto Transactions
TL;DR:
- MoonPay enabled its PayBox solution on xAI’s Grok assistant on August 31, 2026, marking its third deployment following ChatGPT and Claude.
- The tool supports transactions on Solana and EVM networks including Ethereum, Base, Polygon, Arbitrum, and Hyperliquid under the open x402 standard.
- The infrastructure splits cryptographic keys using multi-party computation (MPC) and trusted execution environments (TEE) developed by Sodot.
MoonPay reported this Monday that expands PayBox to Grok. The goal is to allow xAI’s chatbot to prepare and execute transactions involving cryptocurrencies and fiat currency under user authorization.
every @grok user now has the power to trade, shop, and spend by having a conversation
welcome to PayBox, the payment vault and non-custodial wallet that lets AI Agents securely transact on @solana, onchain, and across the open internet pic.twitter.com/2aIR5NGty1
- MoonPay (@moonpay) August 31, 2026
The technical integration operates as a self-custodial vault positioned between the artificial intelligence model and user assets. Rather than granting full private keys to the software, the system generates transaction drafts within the conversation flow. According to the market report, this design aims to mitigate vulnerabilities associated with credential exposure in conversational interfaces.
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