Get a Skill
Fetch a single skill by ID, including its instructions and attached files.
Returns 404 if the skill does not exist or is not accessible to the caller. Official skills are readable by any caller; user skills follow the same visibility rules as GET /skills.
Authorizations
API key for authentication. Format: gcai_xxxxxxxxx
Create API keys in the GC AI app under Settings → API.
Path Parameters
Skill ID from GET /skills.
Response
The skill
Unique skill identifier
Skill name
Short description of what the skill does, or null if unset
The skill instructions — the prompt text the model receives when the skill runs
private (only the creator and users it has been explicitly shared with) or organization (visible to everyone in the org). Official skills report organization.
private, organization Whether this is an official GC AI skill. Official skills are read-only and cannot be edited or deleted via the API.
Files attached to the skill as reference context
ISO 8601 creation timestamp
ISO 8601 last-updated timestamp