AI phone agent: how it works and how to build one
An AI phone agent answers and places calls. Learn how AI voice agents work and how to build one.
Guide · 6 min read · Published
Engineering blog: voice, email, and SMS
Tutorials and guides for developers who place phone calls and send email with an API.
DMARC policies explained: none, quarantine, and reject
Learn how DMARC policies handle email that fails authentication. Compare none, quarantine, and reject to choose a policy for your domain.
Guide · 3 min read · Published
Sender setup guides
Read about US 10DLC registration and email domain warmup. For phone calls, read the voice API page.
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