Act on this, mostly facts

Voice agent prices split between flat rates and metered stacks

What to do

Compare AssemblyAI's $4.50 an hour bundle with per-minute stacks before you pick a voice agent stack.

Why

Hosting starts at $0.05 a minute, and all-in rates run about $0.07 to $0.30 or more, with telephony billed separately.

What the research found

Public AI voice agent prices as of 20 October 2026 split between AssemblyAI's flat $4.50 an hour ($0.075 a minute) bundle and layered per-minute stacks, where hosting starts at $0.05 a minute and all-in rates run about $0.07 to $0.30 or more, with telephony billed separately.

Claims and how well the evidence supports them

AssemblyAI Voice Agent API charges a flat $4.50 an hour or $0.075 a minute 99%
Public platform hosting starts at $0.05 a minute before models are added 99%
Retell charges $0.07 to $0.31 a minute depending on components 99%

Evidence

blockchain.news https://blockchain.news/news/ai-voice-agent-pricing-flat-hourly-vs-stacked-per-minute-costs

Actionability rated medium.