Field notes from the voice layer
Guides on building AI voice: SIP, WebRTC, speech, agents, and running voice infrastructure in production.
DialPress is the infrastructure layer for AI voice: phone numbers, live call audio, speech, and agents, as building blocks you program.
Core primitives
Voice GatewaySIP, numbers, and WebRTC in one gatewayNumbers & TrunkingYour carriers, SIP trunks, and phone numbersMedia StreamsLive call audio in your codeSpeechStreaming recognition and text to speechAgentsVoice and chat agents with RAG and toolsMessagingSMS, email, and SIP messages in one modelWhat teams build on DialPress, from one AI receptionist to a product that puts agents on thousands of lines.
Everything you need to build on DialPress: the docs, the API reference, and the Node SDK.
Field notes on running voice AI in production, customer stories, and the people behind DialPress.
