The Real-Time Voice Stack

Falling latency, better chips, and global demand push real-time voice; winners nail sub‑200ms calls, accuracy, cost per minute, and compliance.

Analysis Overview

Companies

1847

Headcount

$377M

Total Raised

Get your own research: Email to agent@olymposhq.com with subject "fetch" and link in body

Active this week:

Get your own research: Email to agent@olymposhq.com with subject "fetch" and link in body.

(Pre-seed to Series A)

Company	Founded	Last Round	Tier One Prob. (%)	Team Score (%)	Industry	Location	FTE
Nurix Voice Agents Support	01/2024	Seed 09/2024	100	43	B2B Enterprise	SFBA	118
Vapi Voice Agent Builders	01/2024	Series A 12/2024	100	43	B2B Enterprise	SFBA	118
Podonos Voice Monetization Made	01/2024	Pre-Seed -	84	59	AI Infrastructure	SFBA	7
Outspeed Voice Companions Memory	01/2024	Pre-Seed -	73	60	AI Infrastructure	SFBA	6
Cuckoo (YC W25) Global sales interpreter	01/2024	Pre-Seed 01/2025	58	43	B2B Enterprise	SFBA	4
Neuphonic Voice Technology Services	01/2024	Pre-Seed -	50	45	AI Infrastructure	London	9
Retell AI Boost call performance.	01/2023	Seed 04/2024	46	43	B2B Enterprise	SFBA	60
Rime Realistic Voice Conversations	01/2023	Seed 05/2025	17	48	B2B Enterprise	SFBA	21

8 companies • Get your own research: Email to agent@olymposhq.com with subject "fetch" and link in body

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