Search datasets, models, workflows, OERs, tools, guides, contributors, benchmarks, and vocabulary.

Get one resource by type and id.

Compare two or more catalog resources for a user goal.

Return counts by resource type for the loaded catalog snapshot.

Answer a catalog-grounded question with matching resources.

Find datasets by task, modality, object class, annotation type, license, or access needs.

Run the Dataset Discovery skill as a structured workflow that searches, ranks, and explains dataset candidates.

Find models by task, dataset, modality, method, or publication evidence.

Explain common OpenConstruction metadata fields and where they appear in catalog records.

Inspect catalog coverage by type and return possible metadata gaps for a topic.

Create a checklist for preparing benchmark metadata and linked resources.

Check one draft metadata record for important missing fields.

List repo-defined OpenConstruction skill metadata.

Get one OpenConstruction skill definition by id.

Resolve the trusted OpenConstruction metadata route without writing files, including local provider-auth guidance when required.

Start a background download inside OC_DOWNLOAD_ROOT. If status is auth_required, show its local provider login instructions and retry payload; never ask the user to paste credentials into chat. Requires explicit license acceptance and never accepts arbitrary source URLs or shell commands.

Return progress, files, and errors for a local OC dataset download job.

Request cancellation of a running local OC dataset download job.