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Clone ID: customerio

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What it covers

  • Transactional email send
  • Campaign and broadcast API triggers
  • Campaigns, broadcasts, and their actions
  • Segments and customer membership
  • Customers and message delivery history
  • Service-shaped REST responses and error envelopes

Surface

Use Customer.io when your agent sends transactional email or triggers campaigns and broadcasts, and you need deterministic checks without delivering real messages.