We have a production app that uses the Storefront MCP server (https://{store}.myshopify.com/api/mcp) for product search. As of recently, calls to search_shop_catalog are returning: "Tool not found: search_shop_catalog" When we call tools/list on our store’s MCP endpoint, the response returns a di…

Discussion has been moved to this related thread: Search_shop_catalog tool vanished without notice! - #21 by Mathieu_Perreault . See also: Agentic commerce . Closing this one to keep the discussion in one place.

That’s weird. I dont have a production app using the MCP, but I do have a demo one one a dev store. Happy to test on my end tomorrow. Worked with search_shop_catalog yesterday. Kinda scary if it’s a gradual rollout that’s breaking like that.

there’s another thread here I missed before starting this one [image] Search_shop_catalog tool vanished without notice! Agentic Commerce Same here. Not happy with this unannounced change! Without any input from Shopify it’s impossible to know if this was inten…

Weird. Timeline also doesnt match so looks like a gradual thing?

it was deffo working 10 days ago before easter weekend we ran some synthetic tests last week and it worked then today it doesn’t I’m using the new tool now

It was working Thursday April 9th and broke Friday April 10th (morning). We’re actively working on a demo using the MCP endpoints so I can be sure of the timing of this breaking change.

Storefront MCP search_shop_catalog returning "Tool not found" — renamed to search_catalog?

Agentic Commerce

Joe_Dempsey April 13, 2026, 6:33pm 3

there’s another thread here I missed before starting this one

Topic		Replies	Views
Search_shop_catalog tool vanished without notice! Agentic Commerce	36	756	September 16, 2026
Storefront MCP search_shop_catalog not working anymore Agentic Commerce	1	181	October 31, 2025
[Solved] Storefront MCP search_shop_catalog returns GraphQL schema errors - product discovery is currently broken Agentic Commerce	4	254	October 31, 2025
Merchant products no longer appearing in Shopify Catalog API Agentic Commerce	10	330	July 1, 2026
Storefront MCP search_shop_catalog tool ignores price filter Agentic Commerce	1	118	October 30, 2025

Storefront MCP search_shop_catalog returning "Tool not found" — renamed to search_catalog?

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