Get latest telemetry values

GET 
/workspaces/:id/telemetry/latest

Latest telemetry point(s) for selected devices and metric slugs (dashboard tiles). Auth: Bearer JWT or X-API-Key with devices.read. Device scope matches device GET visibility; unknown or unauthorized device_keys → 403. Mobile end-users use GET //devices/{device_id}/telemetry/latest with JWT (bound device only). Limits: Max 50 devices; max 20 metric_slugs from the active metric catalog. Query params are comma-separated lists. device_key maps to ClickHouse gateway_device_key. 503 when TELEMETRY_QUERY_URL is unset or the Telemetry Query Gateway is unreachable.

Request

Responses

200

Latest points

400

Validation error (missing params, unknown slug, over limits)

403

Forbidden (no workspace access or device_key not visible)

503

Telemetry query gateway not configured or unreachable