This week’s curated list of new services for merchants includes updates on agentic commerce, product review pages, email marketing, multichannel selling, local commerce, omnichannel marketing, returns management, WordPress development, and cross-border commerce.

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New Tools for Merchants

Meta’s Muse AI agent integrates with PayPal and Shopify. Meta has partnered with PayPal and Shopify on Muse , Meta’s personal AI agent that has risen to the top of Apple’s App Store rankings. Muse acts on instructions, letting shoppers move through the buying process without completing each step themselves. PayPal is working with Meta to support purchases made through Muse. Shopify’s collaboration will enable agentic checkout through Shop Pay, the company’s payment service.

Muse

Amazon launches multichannel selling tools in Seller Central.…