# Validate a post MCP tool `validate_post`, calling `POST /v1/posts/validate`. Dry-runs the same checks as create_post without writing anything. Use it before creating a post you are unsure about. Read only: yes. ## Parameters - `profileId` (string) — Profile to act on. Omit to use the profile this API key belongs to. Call list_profiles first when managing several customers. - `content` (string) — Post text or caption. - `media` (object[]) — Images or a video. Upload with upload_media first. - `accountIds` (string[]) — Account `id` values from list_accounts. - `scheduledAt` (string) — ISO 8601 datetime to publish at, for example 2026-08-01T12:00:00Z. - `publishNow` (boolean) — Publish immediately. Omit together with scheduledAt to save a draft. - `platforms` (object) — Per-platform options keyed by platform name.