Blog
From the team
Engineering deep-dives, product updates, and tutorials from the people building Programmable Inbox.
Introducing Programmable Inbox
We built the email infrastructure we always wanted. Here's what it does, why we built it, and how to get started in under a minute.
Alex Rivera
June 18, 2025 · 6 min read
How webhook fan-out works under the hood
A technical walkthrough of our delivery queue, retry logic, and how we guarantee at-least-once delivery for every inbound message.
Sam Chen · June 24, 2025 · 9 min read
Building an AI email agent with Programmable Inbox
A step-by-step guide to wiring up an LLM that reads, classifies, and auto-replies to inbound email using our API and webhooks.
Priya Nair · July 2, 2025 · 12 min read
Self-hosting Programmable Inbox: a complete guide
Everything you need to deploy Programmable Inbox on your own server, from DNS setup to TLS termination and SMTP configuration.
Alex Rivera · July 8, 2025 · 15 min read
Multi-tenant email with Programmable Inbox
How to provision per-customer inboxes, isolate data between tenants, and handle routing for SaaS applications.
Sam Chen · July 14, 2025 · 8 min read
What we're building in Q3 2025
A transparent look at our roadmap: streaming delivery, attachment storage, the managed SaaS launch, and what's coming after.
Priya Nair · July 20, 2025 · 5 min read