Errors

{
  "type": "https://developers.trustysweep.com/errors/plan_stale",
  "title": "Provider state drifted; revalidate or regenerate the plan",
  "status": 409,
  "code": "plan_stale",
  "detail": "2 objects drifted",
  "request_id": "req_01J8…"
}

Code	Status	Retryable
validation_failed, invalid_cursor, unsupported_provider, unsupported_capability	400	no
unauthenticated, invalid_token	401	no
commercial_authorization_required, ceiling_reached	402	no
insufficient_scope, forbidden, action_denied, step_up_required, plan_required	403	no
not_found	404	no
source_reauth_required, plan_state_conflict, plan_stale, plan_expired, plan_hash_mismatch, idempotency_key_reused, conflict	409	no
payload_too_large	413	no
unprocessable	422	no
rate_limited, provider_rate_limited	429	yes (honor Retry-After)
internal_error, unavailable	500 / 503	yes
provider_error	502	yes

Include request_id in support requests. The full taxonomy is errors.json in @trustysweep/api-spec.