Engineering
Zendesk's Open Service Directory: How Personal AI Assistants find Customer Support
Zendesk's Open Service Directory gives personal AI assistants a verified way to find a brand's official support. Here's how it works, what it isn't, the open questions, and what commerce brands need behind it.
Rob Bowers
Engineering
WebMCP for agentic commerce: Shopify and Stripe made checkout agent-ready. Post-purchase is next.
Every Shopify store and Stripe Checkout page now exposes WebMCP tools, so browser agents call functions instead of reading pages. Here's what that changes, what it does for brands, and the gap it still leaves after checkout.
Rob Bowers
Blog
Shopify's Fall '26 Edition: Universal Checkout, Shopify Catalog, and the agentic commerce shifts most coverage missed
The headlines were shop.md, Sidekick and Canvas, but the bigger story is quieter: Shopify's catalog, checkout, sign-in and answers now reach shoppers wherever their personal agents are - including for brands not on Shopify.
Adam Grohs
Blog
Shopify's shop.md: When the shopper's AI agent is the one asking "where's my order?"
With shop.md, announced in Shopify's Fall '26 Edition, a shopper's own AI agent can now check out and track orders. Here's what that changes for post-purchase support.
Adam Grohs
Blog
Agentic checkout is here: What UCP and October's AI innovations mean for your eCommerce brand
In three weeks, Google, Shopify, Salesforce and Commerce.com all opened checkout to AI agents, much of it over the Universal Commerce Protocol (UCP).
Adam Grohs
Engineering
Stackable Extensions: From Zendesk Messenger to enhancing the Agent Workspace
How Stackable Extensions work: a secure, sandboxed runtime, host-mediated capabilities, per-brand settings and named slots. Why that model powers Stackable Messenger today, and why the same extensions are coming to agnoStack next.
Adam Grohs
Blog
Zendesk Custom Agents: Specialized AI agents are only as good as the actions behind them
Zendesk introduced Specialized AI Agents on September 14: Industry Agents, starting with commerce, and Custom Agents built in Agent Builder. Here's what shipped, what's in early access, and what custom agents still need.
Adam Grohs
Blog
Zendesk action flows got cheaper: Marketplace connectors, MCP and credit-free native actions
In August, Zendesk opened a Marketplace section for action flow connectors and stopped charging action credits for native Zendesk actions. Here's what that means for commerce brands and their AI agents.
Adam Grohs

Announcements
Stackable Labs: Why Zendesk Messenger needs a customer experience layer
Customers bring real problems to the messenger: an order, a booking, an approval. Stackable Messenger lets brands answer with live data and one-click actions beside the conversation, not just more text inside it.
Adam Grohs
