Open source focus
Open Source Alternatives to Talkcube
60 open source Voice AI options similar to Talkcube, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Each profile notes license and self-hosting where we have it.
Cartesia64Voice AISan Francisco, United States$191.0MOpen source
Coqui48Voice AIBerlin, Germany$2.0MOpen source · Self-hostable
Vapi65Voice AISan Francisco, United States$74.3MOpen source
Bland64Voice AISan Francisco, United States$51.0MOpen source
Cognigy (NICE)63Voice AgentDüsseldorf, GermanyOpen source
Sendbird61Conversational AISan Mateo, United StatesOpen source
Resemble AI55Voice AINew York, United States$36.5MOpen source
Vocode50Open SourceSan Francisco, United States$3.8MOpen source · Self-hostable
- COCognigy50Voice AgentDüsseldorf, Germany$156.5M
Open source
Saperly43Voice AISan Francisco, United States$2.0MOpen source
Symbl.ai36Voice AISan Francisco, United States$6.4MOpen source
Lionwire17Voice AIOpen source
Metadialogues15Conversational AIOpen source
- CallrichVoice AI
Open source
IntervyouAI AgentOpen source
IbodycamVoice AIOpen source
GetpointVoice AITel Aviv, IsraelOpen source
OpenAI83Artificial IntelligenceSan Francisco, United States$493.9BOpen source
Nomi57AI CopilotSan Francisco, United States$180.0MOpen source
Cekura40Agentic AITel Aviv, IsraelOpen source
- Anyvoice20Voice AI
Open source
Jako.ai20EnterpriseTel Aviv, IsraelOpen source
Modelglass12AI InfrastructureSydney, AustraliaOpen source
Convo10Voice AISan Francisco, United StatesOpen source
LingseeVoice AITel Aviv, IsraelOpen source
Google Cloud Text-to-SpeechVoice AIMountain View, United StatesOpen source
SynchumanVoice AITel Aviv, IsraelOpen source
SpaceXAI76Frontier AI LabPalo Alto, United States$32.1BOpen source
Kyutai69Frontier AI LabParis, France$300.0MOpen source · Self-hostable
Deepgram65NeocloudSan Francisco, United States$177.1MOpen source
Genesys Cloud CX64Contact Center AIDaly City, United States$3.9BOpen source
Meaning55Artificial IntelligenceTel Aviv, IsraelOpen source
regard54HealthcareSan Francisco, United StatesOpen source
Rasa49Conversational AIBerlin, Germany$13.0MOpen source · Self-hostable
- OBOBOt AI49Conversational AITel Aviv, Israel$5.0M
Open source
- SASales Interaction Agent47Agentic AISan Francisco, United States$5.0M
Open source
Lucida AI46Artificial IntelligenceSan Francisco, United States$13.1MOpen source
- OBoBot.ai45Conversational AITel Aviv, Israel$3.5M
Open source
Dante45Artificial Intelligence$1.5MOpen source
- BLBlip41Voice AISão Paulo, Brazil$10.0M
Open source
Clara Ai40Conversational AISan Francisco, United StatesOpen source
Tryagentically40Agentic AISan Francisco, United StatesOpen source
Callbravo34Voice AITel Aviv, Israel$1.5MOpen source
Plurai34Conversational AITel Aviv, IsraelOpen source
Aquotiq32Conversational AILouth, United KingdomOpen source
Thenvoi AI Ltd31Conversational AILondon, United KingdomOpen source
Brieflow19Conversational AILondon, United KingdomOpen source
Zenthic15Conversational AISan Francisco, United StatesOpen source
Etherwaves AI14Conversational AIOpen source
evo.ninja12Agentic AIOpen source
Mirrorfly11Agentic AIOpen source
Appquest2Conversational AITel Aviv, IsraelOpen source
DhvanixVoice AIBengaluru, IndiaOpen source
KotokuConversational AITel Aviv, IsraelOpen source
XallarapConversational AIOpen source
RevochatConversational AIOpen source
- Chisp TechnologiesConversational AITel Aviv, Israel
Open source
DomulisConversational AILondon, United KingdomOpen source
ScalinaConversational AIOpen source
Mister WolfAgentic AITel Aviv, IsraelOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Cartesia | Voice AI | Open source | San Francisco, United States | $191.0M | 64 |
| Coqui | Voice AI | Open source · Self-hostable | Berlin, Germany | $2.0M | 48 |
| Vapi | Voice AI | Open source | San Francisco, United States | $74.3M | 65 |
| Bland | Voice AI | Open source | San Francisco, United States | $51.0M | 64 |
| Cognigy (NICE) | Voice Agent | Open source | Düsseldorf, Germany | — | 63 |
| Sendbird | Conversational AI | Open source | San Mateo, United States | — | 61 |
| Resemble AI | Voice AI | Open source | New York, United States | $36.5M | 55 |
| Vocode | Open Source | Open source · Self-hostable | San Francisco, United States | $3.8M | 50 |
| COCognigy | Voice Agent | Open source | Düsseldorf, Germany | $156.5M | 50 |
| Saperly | Voice AI | Open source | San Francisco, United States | $2.0M | 43 |
| Symbl.ai | Voice AI | Open source | San Francisco, United States | $6.4M | 36 |
| Lionwire | Voice AI | Open source | — | — | 17 |
| Metadialogues | Conversational AI | Open source | — | — | 15 |
| Voice AI | Open source | — | — | — | |
| Intervyou | AI Agent | Open source | — | — | — |
| Ibodycam | Voice AI | Open source | — | — | — |
| Getpoint | Voice AI | Open source | Tel Aviv, Israel | — | — |
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 83 |
| Nomi | AI Copilot | Open source | San Francisco, United States | $180.0M | 57 |
| Cekura | Agentic AI | Open source | Tel Aviv, Israel | — | 40 |
| Voice AI | Open source | — | — | 20 | |
| Jako.ai | Enterprise | Open source | Tel Aviv, Israel | — | 20 |
| Modelglass | AI Infrastructure | Open source | Sydney, Australia | — | 12 |
| Convo | Voice AI | Open source | San Francisco, United States | — | 10 |
| Lingsee | Voice AI | Open source | Tel Aviv, Israel | — | — |
| Google Cloud Text-to-Speech | Voice AI | Open source | Mountain View, United States | — | — |
| Synchuman | Voice AI | Open source | Tel Aviv, Israel | — | — |
| SpaceXAI | Frontier AI Lab | Open source | Palo Alto, United States | $32.1B | 76 |
| Kyutai | Frontier AI Lab | Open source · Self-hostable | Paris, France | $300.0M | 69 |
| Deepgram | Neocloud | Open source | San Francisco, United States | $177.1M | 65 |
| Genesys Cloud CX | Contact Center AI | Open source | Daly City, United States | $3.9B | 64 |
| Meaning | Artificial Intelligence | Open source | Tel Aviv, Israel | — | 55 |
| regard | Healthcare | Open source | San Francisco, United States | — | 54 |
| Rasa | Conversational AI | Open source · Self-hostable | Berlin, Germany | $13.0M | 49 |
| OBOBOt AI | Conversational AI | Open source | Tel Aviv, Israel | $5.0M | 49 |
| SASales Interaction Agent | Agentic AI | Open source | San Francisco, United States | $5.0M | 47 |
| Lucida AI | Artificial Intelligence | Open source | San Francisco, United States | $13.1M | 46 |
| OBoBot.ai | Conversational AI | Open source | Tel Aviv, Israel | $3.5M | 45 |
| Dante | Artificial Intelligence | Open source | — | $1.5M | 45 |
| BLBlip | Voice AI | Open source | São Paulo, Brazil | $10.0M | 41 |
| Clara Ai | Conversational AI | Open source | San Francisco, United States | — | 40 |
| Tryagentically | Agentic AI | Open source | San Francisco, United States | — | 40 |
| Callbravo | Voice AI | Open source | Tel Aviv, Israel | $1.5M | 34 |
| Plurai | Conversational AI | Open source | Tel Aviv, Israel | — | 34 |
| Aquotiq | Conversational AI | Open source | Louth, United Kingdom | — | 32 |
| Thenvoi AI Ltd | Conversational AI | Open source | London, United Kingdom | — | 31 |
| Brieflow | Conversational AI | Open source | London, United Kingdom | — | 19 |
| Zenthic | Conversational AI | Open source | San Francisco, United States | — | 15 |
| Etherwaves AI | Conversational AI | Open source | — | — | 14 |
| evo.ninja | Agentic AI | Open source | — | — | 12 |
| Mirrorfly | Agentic AI | Open source | — | — | 11 |
| Appquest | Conversational AI | Open source | Tel Aviv, Israel | — | 2 |
| Dhvanix | Voice AI | Open source | Bengaluru, India | — | — |
| Kotoku | Conversational AI | Open source | Tel Aviv, Israel | — | — |
| Xallarap | Conversational AI | Open source | — | — | — |
| Revochat | Conversational AI | Open source | — | — | — |
| Conversational AI | Open source | Tel Aviv, Israel | — | — | |
| Domulis | Conversational AI | Open source | London, United Kingdom | — | — |
| Scalina | Conversational AI | Open source | — | — | — |
| Mister Wolf | Agentic AI | Open source | Tel Aviv, Israel | — | — |