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Retell AI

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Conversational Voice API for Large Language Models

Palo Alto, United StatesFounded 2023AI
Valuation $10–25M Last recorded · 2024
Revenue $10–50M Latest reported FY
Headcount 100–500 Current team size
Total funding $0–10M Disclosed equity funding
Unlock exact values This page shows ranges. Dealroom has the exact numbers for Retell AI and the history behind them.

About Retell AI

Retell AI offers a platform for developers to build, test, deploy, and monitor AI-powered voice agents. The company provides a voice AI API and an agent builder, enabling the creation of custom voice agents for automating and optimizing communication processes. The platform is designed to handle complex workflows and scale to production-ready levels, targeting businesses looking to enhance their call operations and customer interactions through AI.

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The business model appears to be usage-based, with pricing tiers for its AI phone agents. Retell AI serves clients who want to integrate AI voice capabilities into their services, as evidenced by its partnership with companies like Data Leaders and its integration with platforms like Cal.com. The company operates in the growing market of AI-driven communication and customer service automation.

Source: Dealroom company data

At a glance

Founded
2023
Headquarters
Palo Alto, United States
Sector
AI
Power Law
Colt$25–100M revenue

Investors

4 investors on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Seed4 investors entered at this stage

Team profiled 16 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 5 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
10 countries with
team presence
🇺🇸 United States72.5%
🇨🇦 Canada8.7%
🇮🇳 India5.8%
🇵🇰 Pakistan4.3%
🇪🇸 Spain1.4%
Top 5 of 10 shown
Web traffic by country
760K monthly visits
across markets
🇺🇸 United States39.8%
🇮🇳 India11.1%
🇵🇰 Pakistan7.3%
🇬🇧 United Kingdom5.5%
🇨🇦 Canada3.4%
Top 5 markets shown

Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about Retell AI on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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