由英文自动翻译。阅读英文版本美国月搜索量。来源：Semrush，October 2026。

Retell AI vs Synthflow

Two AI 语音代理 tools side by side. Anything the vendor hasn’t confirmed says so.

Retell AI compared with Synthflow
	Retell AI #1 in AI 语音代理	Synthflow #4 in AI 语音代理
What it does	构建、测试和部署 AI 电话代理。	AI语音代理的无代码构建工具。
Monthly searches	18,100	2,400
价格	From $0.07 per minute	Custom pricing, contact sales
All plans	All plans Enterprise Plan Annual price not stated Monthly price not stated Source	All plans Enterprise Annual price not stated Monthly price not stated Source
免费试用	Free trial	No free trial
集成	未确认	未确认
Listing status	未认领	未认领
网站	retellai.com	synthflow.ai

Pricing and trials come from each vendor’s pricing page, checked Retell AI: 2026年11月3日; Synthflow: 2026年11月3日.

Searches are US monthly volumes for each tool’s brand query, Semrush, 2026年10月.

More AI 语音代理 comparisons