Account and usage
Get usage
Credits spent per day and per source.
GET
Get usage
from and to are UTC days, inclusive. The default is the last 30 days; the most is 366 days.
total is what you really spent: refunds are taken off. by_source splits it into skill_runs, workflows, browser_sessions, assistant, browser_agents, ai_tools, improvements, and other. days lists each day with any usage, oldest first. Credits given back for old over-charges are not usage; they are in goodwill_refunds.
Amounts are decimal strings, exact to 0.01. Needs account:read. MCP tool: get_usage. Each run’s own cost is on Get a run.Authorizations
API key with the vd_sk_ prefix, as Authorization: Bearer vd_sk_.... Create keys in Settings → API Keys.
Query Parameters
First UTC day (default 30 days ago).
Last UTC day, inclusive (default today).
Response
Your usage.
Net credits spent in the range (refunds taken off), exact to 0.01.
Credits per source: skill_runs, workflows, browser_sessions, assistant, browser_agents, ai_tools, improvements, other.
Days with any usage, oldest first.
Credits given back in the range for old over-charges (not counted as usage).

