Callora Blog

Playbooks, patterns, and honest analysis for teams running AI voice agents.

No AI-slop. Every post is written by an operator or engineer who’s shipped this stuff in production.

Jun 4, 2025· 8 min read·Callora Team

The 2025 buyer’s guide to AI voice agents: what actually matters

Latency, voice quality, tool-use, integrations, and pricing — the real dimensions to evaluate an AI voice-agent platform in 2025.

guide
ai voice
evaluation
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Jun 1, 2025· 10 min read·Callora Engineering

How OpenAI Realtime actually works over WebRTC — an operator’s primer

A no-jargon walkthrough of ephemeral tokens, SDP exchange, data channels, and function calling on the OpenAI GA Realtime API.

engineering
openai
webrtc
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May 28, 2025· 7 min read·Callora Team

From legacy IVR to AI voice: a 5-step migration playbook

How to replace a 20-year-old touch-tone IVR without breaking your top-line — the exact sequence we’ve seen work at 50+ customers.

migration
ivr
playbook
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May 20, 2025· 6 min read·Callora Team

Reducing call-center costs 60% without cutting empathy

The maths on AI voice agents vs BPO minutes, and where humans still win.

economics
call center
roi
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May 15, 2025· 7 min read·Callora Team

Prompting AI voice agents that don’t sound robotic

Six prompt-engineering patterns for voice specifically — the tiny wording shifts that make the difference between a demo and a deployment.

prompting
ux
voice
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May 8, 2025· 9 min read·Callora Team

TCPA-compliant AI voice agents: the US operator checklist

A pragmatic 12-point checklist to run AI voice agents in the US without lawyers billing you weekly.

tcpa
compliance
us
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