ZV-2026-0338 · 2026-08-24 · riddle.com
riddle.com: Tool riddle_qr_code was removed.
breaking
What changed
Tool riddle_qr_code was removed.
What to do
If your agents call riddle.com, pin the new snapshot, patch the affected call sites, and let a green contract check confirm the fix. If you don't use the changed tools, nothing is required, but the rest of the ecosystem just learned about it at the same moment you did.
The redline
− riddle_qr_code Tool riddle_qr_code was removed. − Reads the palettes - colors, fonts, button styles and background settings - of a Riddle. R… + Reads the palettes - colors, fonts, button styles and background settings - of a Riddle. R… palette_get + omit Optional field omit was added to palette_get; may shift model behaviour. + includeAvailableTopics Optional field includeAvailableTopics was added to reference_get; may shift model behaviour. + omit Optional field omit was added to riddleTemplate_use; may shift model behaviour. − Returns a stats breakdown for a specific project. + Returns the full stats breakdown of a single project: every Riddle in it, down to blocks, … stats_project_breakdown − Returns a stats breakdown for the authenticated user across all accessible projects. Requi… + Returns an account-wide stats summary for the authenticated user: one row per Riddle with … stats_user_breakdown + page Optional field page was added to stats_user_breakdown; may shift model behaviour. + projectIds Optional field projectIds was added to stats_user_breakdown; may shift model behaviour. + sortBy Optional field sortBy was added to stats_user_breakdown; may shift model behaviour. + riddle_tag_delete Tool riddle_tag_delete was added. − Deletes a question bank and every one of its items. Rejected with a QUESTION_BANK_INTERDEP… + Deletes a question bank and every one of its items. Rejected with a QUESTION_BANK_INTERDEP… questionBank_delete − Removes a tag from a question bank by tagId. Once nothing uses a tag any more, the tag its… + Removes a tag from a question bank by tagId. Once nothing uses a tag any more, the tag its… questionBank_removeTag − Checks, without changing anything, whether a set of Riddles can be moved and which project… + Checks, without changing anything, whether a set of Riddles can be moved and which project… riddle_move_check − Lists the tags of a project together with how many Riddles use each of them: [{id, name, c… + Lists the tags of a project together with how many Riddles use each of them: [{id, name, c… riddle_tag_list − Removes a tag from one or many Riddles. Identify the tag either by tagName or by tagId fro… + Removes a tag from one or many Riddles. Identify the tag either by tagName or by tagId fro… riddle_tag_remove − Unpublishes one or many Riddles; meaning each Riddle will no longer be available via https… + Unpublishes one or many Riddles; meaning each Riddle will no longer be available via https… riddle_unpublish − Creates a new Riddle from a template, as an unchanged copy of it - content, settings and d… + Creates a new Riddle from a template, as an unchanged copy of it - content, settings and d… riddleTemplate_use