ZV-2026-0192 · 2026-08-19 · mcp.carbone.io
mcp.carbone.io: batchOutput on render_document narrowed to a closed enum (zip, pdf); previously valid values may now be rejected.
breaking
What changed
batchOutput on render_document narrowed to a closed enum (zip, pdf); previously valid values may now be rejected.
What to do
If your agents call mcp.carbone.io, 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
− open + enum[zip,pdf] render_document + hardRefresh Optional field hardRefresh was added to convert_document; may shift model behaviour. + reportName Optional field reportName was added to convert_document; may shift model behaviour. + converter Enum value I added to converter on convert_document. + sample Optional field sample was added to download_template; may shift model behaviour. + keepTags Optional field keepTags was added to render_document; may shift model behaviour. + converter Enum value I added to converter on render_document. + id Optional field id was added to update_template_metadata; may shift model behaviour. − Convert any document to another format without storing a template. Supports 100+ input/out… + Convert any document to another format without storing a template. Supports 100+ input/out… convert_document − Download the original source file of a stored Carbone template (e.g. the DOCX, XLSX, PPTX,… + Download the original source file of a stored Carbone template (e.g. the DOCX, XLSX, PPTX,… download_template