Rime
Rime is a TTS / Voice Synthesis company founded in 2023 and based in San Francisco, United States. It has raised $8.6M in total funding, most recently a Seed in 2025.
Rime develops fast, expressive text-to-speech models optimized for conversational AI and live-agent experiences. Founded by ex-Meta and ex-Google researchers; raised seed funding in 2024.
Rime is a fast-emerging TTS competitor to Cartesia and ElevenLabs, focusing on sub-100ms latency for real-time voice agents.
At a glance
Total raised
$8.6M
Headcount
1-10
Headquarters
San Francisco
United StatesFounded
2023
Status
Private
Subsector
Funding history
Total raised
$8.6M
Rounds tracked
3
Latest stage
Seed
| Date | Stage | Amount | Valuation | Lead investors |
|---|---|---|---|---|
| Jul 15, 2026 | Series A | $24M | — | M13 Ventures |
| May 30, 2025 | Seed | $5.5M | $5.3M | Unusual Ventures |