BlogField notes & guides

Messaging at scale, told from the inside.

Field guides, customer stories, and engineering notes from the Blooio team on iMessage, RCS, and SMS at scale — written for operators and developers.

iMessage AI bot architecture — webhook to LLM to reply

EngineeringMay 28, 20264 min read

How to Build an iMessage AI Bot in 2026 (Production-Ready Patterns)

Plugging GPT-4o, Claude, or any LLM into iMessage gets a working bot in 50 lines of code. Shipping one that survives production — typing indicators, message splitting, conversation memory, idempotent webhooks, image handling — is a different story.