--- title: "Sanity API changes, deprecations and deadlines | Harbyn" description: "Sanity: 0 upcoming deadlines and 8 recorded changes as of 2026-10-25, each with its source." canonical: "https://harbyn.com/vendors/sanity" last-updated: 2026-10-25 --- # Sanity: API changes and deadlines Markdown version of . Developer tools. 0 upcoming deadlines, 8 recorded changes. Every entry cites the Sanity page we read it from. ## What we read The Sanity pages and feeds our ingestion visits, politely and on a schedule. - **Changelog**: - **Changelog**: ## What the scanner looks for How `harbyn scan` recognises Sanity in a repository, on your machine. Nothing leaves it. - **Packages**: `npm @sanity/client` ## Upcoming deadlines No upcoming Sanity deadline in the feed right now. ## Change history Newest first, by the date Sanity announced it. This is the archive: past changes are not warnings, and changes we recorded after they took effect are marked as such. ### October 2026 - Oct 21, 2026, Feature: [MCP document validation against deployed schemas enters beta](https://www.sanity.io/docs/changelog) - Oct 16, 2026, Breaking change: [MCP server removes the dataset\_assets\_upload tool](https://harbyn.com/changes/sanity/2026-10-16-retire-cli-only-asset-uploads.md) - Oct 13, 2026, Feature: [React App SDK 3.9.0 adds per-dataset TypeGen types (beta)](https://www.sanity.io/docs/changelog) - Oct 2, 2026, Breaking change: [MCP server upload tools change their inputs and responses](https://harbyn.com/changes/sanity/2026-10-02-manage-and-upload-media-library-assets-with-mcp.md) - Oct 1, 2026, Breaking change: [MCP server renames media\_assets\_upload\_from\_url and the old name no longer uploads](https://harbyn.com/changes/sanity/2026-10-01-upload-local-files-and-chatgpt-attachments-to-datasets.md) ### September 2026 - Sep 29, 2026, Behavior change: [React App SDK keeps and retries edits when saving fails](https://harbyn.com/changes/sanity/2026-09-29-edits-are-kept-and-retried-when-saving-fails.md) - Sep 29, 2026, Behavior change: [React App SDK instances are no longer disposed on unmount](https://harbyn.com/changes/sanity/2026-09-29-instances-are-no-longer-disposed-on-unmount.md) - Sep 28, 2026, Feature: [@sanity/context supports AI SDK v7](https://www.sanity.io/docs/changelog)