October
Otter AI ($320 million non-dilutive financing): The meeting assistant raised from General Catalyst’s Customer Value Fund, not a traditional equity round
Suki ($90 million): The ambient clinical documentation and voice assistant company raised a Series E
Stuut ($52.5 million): An AI order-to-cash agent company that automates collections and payment outreach across phone, SMS, and chat
Flai ($27 million): The YC-backed startup builds AI voice agents for car dealerships
Ambi (Mistlabs) ($26 million total): Ex-Plaud exec Peter Mo’s startup building ambient apps that listen and provide insights, raised across several rounds
Nirva ($25 million): The company behind a $249 voice-only pendant raised a pre-Series A
Vocca ($20 million): Paris-based startup making AI phone agents for medical practices
Flyle (¥1.88 billion / ~$12.5 million): Japanese contact center AI operator for phone, chat, and email
Confido Health ($12.5 million): AI agents for patient access and billing across phone, text, and fax, through a Series A extension
Sonilo ($11 million): A startup generating music and sound effects for video
Parakeet Health ($10 million): Voice agents that handle inbound and outbound patient calls
Deepslate (€7.7 million / ~$9 million): Berlin startup building a speech-to-speech model that can run on EU-hosted or on-prem infrastructure
Othello ($8 million): The New York startup builds AI for live sales call coaching
Dapta ($6 million): AI sales agents for small businesses across phone, SMS, and WhatsApp in Spanish and English
Hunar.AI ($4.2 million): Voice AI that screens and onboards frontline workers in 20+ Indian languages
Desible.ai (₹32 crore / ~$3.4 million): Bengaluru startup making agentic voice AI for banking, financial services, and insurance
Karta AI ($3 million): Agentic voice AI for inbound calls at banks, lenders, and insurers, from ex-Razorpay operators
ArtMaster ($2.4 million): The Prague company behind Artie, an AI piano coach that listens to you play
Ocular AI ($2 million): Training data, evals, and benchmarks for full-duplex voice models
Vinyl Health ($2 million): A patient-side ambient recorder for doctor visits
FLÆ Robotics (€1 million+): Prague startup with an AI hotel front-office agent that handles bookings, including over the phone
GasLab ($1 million+): Founded by DJ Reinier Zonneveld, it is working on generative music with attribution to get musicians paid
September ($1.015 billion)
Wonderful ($550 million): The CX company hit a $5 billion valuation
ElevenLabs ($300 million employee tender offer): The valuation doubled this year from $11 billion to $22 billion
Heidi Health ($340 million): Melbourne-based medical scribe company. $100 million is a Series C led by Blackbird at a $900 million valuation; $240 million is from General Catalyst’s Customer Value Fund
Tandem Health ($100 million): Swedish ambient AI scribe for European clinicians raised a Series B
Conveo ($50 million): An AI interviewer that runs video conversations with consumers for brand research
Nuance Labs ($50 million): AI avatars with natural human expression for real-time interaction
ACE Studio (~$40 million): Chinese startup making AI virtual singers and music generation tools
Modulate ($25 million): Voice intelligence for moderation, deepfake and scam detection
Sela ($15 million): Voice agents for mortgage sales; the company has raised $21 million including its 2024 seed
Treble ($18 million): Iceland-based acoustic simulation and synthetic audio data platform for voice AI
Presto ($10 million): Voice AI for drive-thru and restaurant phone ordering
Dextr AI ($6.7 million): Voice agents for hotel reservations and guest requests
HeyDiga (€5.5 million / ~$6.4 million): Spanish AI phone receptionist for small businesses
A Vinyl Bar in Shibuya ($5.5 million): Interactive music apps that deliberately keep AI limited
nocall.ai (¥800 million / ~$5.3 million): Japanese generative AI phone agents for enterprises
Aristotle ($5 million): Voice-first AI tutoring for students ages 13-1
Tellia ($5 million): A voice-first interface for agricultural field teams
JustSolve (€3.7 million / ~$4.3 million): Italian AI debt collection agents across voice, WhatsApp, and email
Navana.ai (₹40 crore / ~$4.2 million): Indian calling agents and Indic speech models for BFSI
InTouchNow.ai (£2.3 million): UK AI call handlers for NHS GP practices
Klang (SEK 15 million / ~$1.6 million): Swedish startup transcribing and analyzing conversations with compact in-house speech models
Hellobot (PLN 5 million / ~$1.3 million): Polish voice agents for enterprise customer service
OpenDebt (A$2 million): Australian debt recovery voice agents
Elredo (€1 million+): Czech AI audiobook narration startup
Dialflo (₹1.7 crore): Indian hybrid human and AI voice contact center
August ($688 million)
Wispr ($280 million): The dictation company tripled its valuation to $2 billion in nine months
HappyRobot ($150 million): The logistics-focused voice agent company raised a Series C at a $1.2 billion valuation
Stability AI ($76 million): The round, backed by all three major labels and EA, tilts toward audio and music generation
Omilia ($67 million): Athens-based voice-first CX company handling 3 billion calls a year
Apate.ai (A$11.4 million / ~$8.15 million): Voice and text agents that waste scammers’ time
STELLA Automotive AI ($22.1 million): Voice agents for car dealership service departments
Mundo AI ($20 million): Audio and video training data and evals for AI models
Palona AI ($20 million): Restaurant phone ordering agents expanding into restaurant operations
Rezolv ($12.5 million): Indian AI collections platform built on borrower voice conversations
Legato ($12 million): AI hearing glasses that isolate speech
Ringg ($10 million): Indian voice AI company extended its Series A
MiiHealth AI ($2.8 million): Outbound voice agent for pre-visit patient intake
Incredible ($2.7 million): Voice-driven agentic assistant for Mac and Windows
HeyBreez ($2.5 million): Enterprise voice agent startup focused on the Middle East (formerly Breez AI)
Wippi ($1.2 million): Indian screen-free voice gadgets for children
megli (¥100 million): Japanese AI singer and music IP startup
July ($280 million)
Fish Audio ($52 million): The text-to-speech company has 8 million users and $21 million in ARR
Sable ($45 million): An AI employee that runs live sales demos and calls
Gradium (~$30 million): The Paris real-time speech model company extended its seed to $100 million
Encore AI ($30 million): Observes customer calls to train voice agents that work alongside call center staff
Rime ($24 million): The voice model company raised a Series A
RevComm (¥3.35 billion / ~$22 million): Japanese voice analytics for sales calls and meetings, a mix of equity and debt
Overtone ($18 million): Hinge founder’s voice-based dating app
Telli ($15 million): Berlin startup making voice-first agents for consumer-facing customer operations
Smallest AI ($13 million): Smaller speech models for specific languages and dialects
Hostie ($12 million): AI concierge that answers restaurant calls and texts
Nirva ($8 million): Seed round for the voice-only pendant maker
Whispp (€5 million): Dutch on-device tech that turns whispered or impaired speech into a natural voice
Cast Insights ($4.5 million): Audio insights from TV, radio, podcasts, and livestreams for newsrooms
June ($823 million)
Suno ($400 million): The music generation app hit a $5.4 billion valuation
Assort Health ($120 million): Patient-access voice agents that have handled over 190 million calls
Rylo ($85 million): Formerly Nagish, the accessibility platform for people with hearing impairments, via equity and General Catalyst growth financing
Bland ($50 million): Enterprise voice agents running on its own models
Telepatia ($33 million): Brazilian ambient scribe and clinical decision support
Equal AI ($30 million): Indian AI call-screening assistant that supports 10 languages
Prosper AI ($30 million): Voice agents for patient scheduling, eligibility, and payer calls
Coval ($28 million): Evals and simulation for voice agents, from a former Waymo engineer
fonio.ai ($17 million): Austrian phone agents for small businesses at a $140 million valuation
Pocket ($11 million): An AI conversation recorder that has sold over 130,000 units
Kotoba Technologies ($10 million): Multilingual speech-to-speech and translation models
AethexAI ($3 million): Speech models for African and Middle Eastern dialects of English, French, and Arabic
Tonada (€2.6 million): Swedish AI-generated music for shops and hotels
Sono ($1.5 million): Finnish customer service phone agents
Mykare.ai ($1 million): Indian healthcare operations platform with voice agents
Tringbox (₹5 crore): Indian AI music curation for businesses
May ($1.857 billion)
Sierra ($950 million): Bret Taylor’s startup for customer service secured one of the biggest rounds of the year, beyond core AI model developers
Vapi ($50 million): The voice infrastructure startup reaches $500 million in valuation
Enzo Health ($20 million): The home health platform featuring “Enzo Scribe,” an ambient voice AI tool that captures clinician-patient
Vobiz AI ($1 million): An India-based voice infrastructure company that focuses on telephony
JobsUPI ($250,000): A voice-based platform to hire blue-collar workers in India
Hark ($700 million): A multimodal AI and hardware devices company that will focus on human-computer interaction
Commure ($70 million): An AI healthcare platform that uses voice AI as both a scribe and agent for call centers
Basata ($21 million): An AI healthcare company trying to automate tasks like appointment booking
Arc ($10.8 million): Not the browser-making company, but the startup that focuses on drive-through automation
Hardline ($2 million): This female founder-led startup is working on automating intelligence for construction-related calls
Kin Health ($9 million): A voice AI scribe for patients. Think of this as Granola for health
viaim (RMB 100 million / ~$13.8 million): AI meeting earbuds
Voice Cursor ($8 million): Dictation app
Kleva ($1.55 million): Mexican collections voice agents
Voxmind (£546,000 / ~$730,000): On-device voice biometrics and deepfake detection
Mozart Fintech ($600,000): Uruguayan collections voice agents
April ($273 million)
Miravoice ($6.3 million): Voice AI platform to conduct automated interviews and market surveys
Insight Health ($11 million): A clinical AI agent platform deploying voice and chat agents to automate admin work in healthcare
Humanly ($25 million): The startup helps in various stages of recruiting, including finding and screening candidates
Natter ($23 million): A conversation intelligence platform for enterprises to conduct interviews and surveys at scale for sales and HR insights
Phonely ($16 million): Enterprise conversation platform for inbound calls to handle customer support and appointment booking
Solidroad ($25 million): A performance evaluation platform that analyzes customer interactions and provides coaching to agents
Thoughtly ($5.5 million): A CRM-native voice AI platform that embeds AI agents into workflows to automate outbound calls, lead qualification, and follow-ups
Tamber ($5 million): It is a tool for musicians to input voice and text into a prompt to find non-generative samples
Grai ($9 million): Grai is a social app that lets you use AI to remix tracks for fun
Era ($9 million): A platform for AI hardware to create agents and intelligence, along with enabling customers to create customized voices
Coral ($12.5 million): Healthcare administrative automation utilizing AI to process clinical voice, fax, and document workflows
Lucidia AI ($7 million): A Turkey-based language learning app with voice as the first modality (including June extension)
Outcraft AI ($2.3 million): A startup that lets organizations operate sales and revenue agents
Vox Talk AI ($1.5 million): Ireland-based, multilingual voice AI specifically designed for Alarm Response Centers to automate incident logging
Netomi ($110 million): Netomi is another customer service startup with clients like Delta Air, United Airlines, and the NBA
Avoca (undisclosed): The home services AI receptionist hit unicorn status; it has raised $125 million across three rounds
Patientdesk.ai (~$2.8 million): Dental AI front desk
Chime Labs (A$900,000 / ~$600,000): AI receptionist for Australian tradies
March ($348 million)
Ezra ($3.2 million): A voice AI platform focused on recruiting and interviews
Ringtime AI ($2.1 million): A platform that has focused on blue-collar recruiting. Beyond that, the company also focuses on property visit management and sales through call-based AI.
Granola ($125 million): This is the biggest round of March as the meeting note-taking app increased its valuation from $250 million to $1.5 billion with this round
Gnani.ai ($10 million): An Indian voice agent company that focuses on sectors like finance
Sandbar ($23 million): Voice-based hardware ring from former Meta employees
Taya ($5 million): Former Apple employee’s pendant
Wonderful ($150 million): Series B for the CX company
Nurix AI (₹135 crore / ~$14.4 million): Indian enterprise voice and chat agents, backed by Prosus
Reson8 (€5 million / ~$5.8 million): Speech-to-text for European languages
Rebel Audio ($3.8 million): AI podcast creation platform
besimple AI ($3 million): Licensed conversational audio data
CiaoDott (€1.5 million / ~$1.7 million): Italian voice AI for medical centers
Recho (¥200 million / ~$1.3 million): Japanese AI contact center
February ($647 million)
ElevenLabs ($500 million): The voice model company scored one of the biggest rounds to reach $11 billion in valuation
Newo.ai ($25 million): The startup builds an AI receptionist for small and medium businesses.
Simple AI ($14 million): An AI voice agent platform that caters to sales, finance, and customer support industries
Voiceline AI ($11.5 million): This is a voice intelligence startup catered towards on-field workers like sales agents
Slang AI ($36 million): A hospitality-focused startup that raised a mix of debt and equity. The startup uses voice AI for guest communication
Mozart AI ($6 million): A generative music workstation startup that allows artists to create songs with software
WINN.AI ($18 million): Real-time sales call assistant
Veritus ($10.1 million): Voice agents for lending and collections
Hook ($10 million): AI music remix app
Quill ($6.5 million): Meeting notetaker
Linda AI (€2.6 million / ~$3 million): Dental AI receptionist
Contented (NZ$4.1 million / ~$2.5 million): Meeting notetaker
Clearline ($2 million): Dealership voice front desk
Just 4 Noise ($1 million): Text-to-sample sound generation
Patientdesk.ai ($1 million): Pre-seed
Origa ($450,000): Voice AI for pre-sales qualification
Photo by Mackenzie Marco on Unsplash
January ($1.267 billion)
Listen Labs ($69 million): AI customer interviews over voice and video
Elyos AI (£9.7 million / ~$13 million): AI agents for trades businesses
Level3AI ($13 million): Singapore CX agents
Open CX ($7 million): Customer communication agents including phone
NamiTech ($4 million): Vietnamese voice biometrics
Ringr (€3 million / ~$3.5 million): Spanish enterprise phone agents
Revox ($3 million): Outbound voice agent infrastructure
Dentio (SEK 24 million / ~$2.3 million): Dental scribe and receptionist
Kaitaku (¥150 million / ~$1 million): Japanese speech-to-speech phone agents
Leracom AI ($1 million): Mexican contact center AI
Arrowhead ($3 million): Works on AI voice calls with a focus on insurance and lending
Presto ($10 million): A startup that handles AI drive-through
Deepgram ($130 million): A model provider for voice AI
Tucuvi ($20 million): A healthcare provider specializing in voice for care management
Flip ($20 million): A startup that develops AI to automate customer calls
Voicerun ($5 million): An orchestration platform to create voice agents
Applied Brain Research (Undisclosed): Startup working on edge processing for voice
Parloa ($350 million): The customer service agent startup tripled its valuation in eight months
Breez AI ($1.3 million): An orchestration startup serving clients in North America and GCC
LiveKit ($100 million): A voice AI engine that powers ChatGPT’s voice mode
Bolna ($6.3 million): An India-focused voice orchestration platform
Ringg AI ($5.5 million): A voice agent automation platform based in India
BoldVoice ($21 million): A coaching startup for non-native English speakers
*Decagon ($250 million): A customer service startup that uses AI across different surfaces
*Synthesia ($200 million): A talking avatar company that concentrates on serving enterprises for learning and development
Mia Labs ($20 million): AI-powered conversational platform for car dealership
Musical AI: ($4.5 millon): The company aims to provide proper attribution for generative media creations.