Open source focus
Ultravox.ai is open source
Open Source Alternatives to Ultravox.ai
60 open source Agentic AI options similar to Ultravox.ai, 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.
Deepgram65NeocloudSan Francisco, United States$177.1MOpen source
ElevenLabs79AILondon, United Kingdom$1.6BOpen source
Magick AI28Agentic AIOpen source
Auto-GPT56Agentic AI$12.0MOpen source · Self-hostable
Modal Labs52Agentic AISan Francisco, United States$693.0MOpen source
Google Cloud AI8AI Foundation & ComputeMountain View, United StatesOpen source
Dust65Agentic AIParis, France$15.0MOpen source
LangChain61Agentic AISan Francisco, United States$260.0MOpen source
Composio59Agentic AISan Francisco, United States$50.0MOpen source
KiloClaw54Artificial IntelligenceOpen source · Self-hostable
giniX54Generative AITel Aviv, IsraelOpen source
Manufact Inc.52AI InfrastructureSan Francisco, United States$6.3MOpen source
Arthur51Agentic AISan Francisco, United States$10.0MOpen source
vibecode.dev44Agentic AISan Francisco, United States$1.5MOpen source
Kiro IDE44Artificial IntelligenceSan Francisco, United StatesOpen source
Gemini CLI27AI Tools & AppsOpen source · Self-hostable
Parlant27AI AgentsTel Aviv, IsraelOpen source · Self-hostable
CRAB26Agentic AIOpen source · Self-hostable
Emdash24Agentic AISan Francisco, United StatesOpen source
Vibranium Dome23AI AgentsOpen source · Self-hostable
Briefbridge23AI Search EngineTel Aviv, Israel$1.5MOpen source
Langbase20Agentic AISan Francisco, United StatesOpen source
- BABabyAGI18Agentic AI
Open source · Self-hostable
- AGAgent Pilot13Agentic AI
Open source · Self-hostable
AI Planet9Agentic AIOpen source
kuafuai8Agentic AIBeijing, ChinaOpen source
NzeruAgentic AISan Francisco, United StatesOpen source
ClauderizerAI Coding AssistantOpen source
Together AI76AI InfrastructureSan Francisco, United States$906.0MOpen source · Self-hostable
Lovable75No-Code/Low-CodeStockholm, Sweden$880.2MOpen source
Perplexity AI71Search EngineSan Francisco, United States$591.4MOpen source
Codeium71Artificial IntelligenceMountain View, United States$396.7MOpen source
OpenRouter70InfrastructureSan Francisco, United States$153.5MOpen source
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
- MOMoonshot AI66Frontier AI LabBeijing, China$250.0M
Open source
Daytona66AI InfrastructureNew York, United States$46.0MOpen source
Arize AI65AI ObservabilityBerkeley, United StatesOpen source
Bland64Voice AISan Francisco, United States$51.0MOpen source
H2O.ai64Foundation ModelMountain View, United States$228.1MOpen source · Self-hostable
CopilotKit64Agentic AISan Francisco, United States$42.0MOpen source
Cognigy (NICE)63Voice AgentDüsseldorf, GermanyOpen source
Trigger Device Inc63AI AgentsLondon, United Kingdom$16.5MOpen source · Self-hostable
Sarvam AI63Agentic AIBengaluru, India$234.0MOpen source
Fiddler Labs, Inc.62MLOpsMountain View, United States$39.0MOpen source
Entire62Artificial Intelligence$60.0MOpen source · Self-hostable
LiteLLM62Foundation ModelSan Francisco, United StatesOpen source · Self-hostable
Vectara60Agentic AIPalo Alto, United States$40.0MOpen source
Fal58Agentic AISan Francisco, United States$182.3MOpen source
Agency58Agentic AISan Francisco, United States$20.0MOpen source
AgentMail58Agentic AISan Francisco, United States$7.5MOpen source
Modular58AI InfrastructureSan Francisco, United States$380.0MOpen source
Tavily57Generative AITel Aviv, Israel$5.0MOpen source
xpander.ai57Artificial IntelligenceTel Aviv, Israel$3.0MOpen source
- CLClerk56Developer ToolsSan Francisco, United States$69.0M
Open source
Traceloop55LLMOpsTel Aviv, Israel$6.1MOpen source
pleias55AI InfrastructureParis, FranceOpen source
LightningAI55AI InfrastructureSan Francisco, United StatesOpen source
Vijil55Agentic AISan Francisco, United States$17.0MOpen source
Arcten55Agentic AISan Francisco, United StatesOpen source
MosaicML (now Databricks)54Foundation ModelSan Francisco, United States$21.7MOpen source
| Company | Sector | License | HQ | Funding | Score |
|---|---|---|---|---|---|
| Deepgram | Neocloud | Open source | San Francisco, United States | $177.1M | 65 |
| ElevenLabs | AI | Open source | London, United Kingdom | $1.6B | 79 |
| Magick AI | Agentic AI | Open source | — | — | 28 |
| Auto-GPT | Agentic AI | Open source · Self-hostable | — | $12.0M | 56 |
| Modal Labs | Agentic AI | Open source | San Francisco, United States | $693.0M | 52 |
| Google Cloud AI | AI Foundation & Compute | Open source | Mountain View, United States | — | 8 |
| Dust | Agentic AI | Open source | Paris, France | $15.0M | 65 |
| LangChain | Agentic AI | Open source | San Francisco, United States | $260.0M | 61 |
| Composio | Agentic AI | Open source | San Francisco, United States | $50.0M | 59 |
| KiloClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 54 |
| giniX | Generative AI | Open source | Tel Aviv, Israel | — | 54 |
| Manufact Inc. | AI Infrastructure | Open source | San Francisco, United States | $6.3M | 52 |
| Arthur | Agentic AI | Open source | San Francisco, United States | $10.0M | 51 |
| vibecode.dev | Agentic AI | Open source | San Francisco, United States | $1.5M | 44 |
| Kiro IDE | Artificial Intelligence | Open source | San Francisco, United States | — | 44 |
| Gemini CLI | AI Tools & Apps | Open source · Self-hostable | — | — | 27 |
| Parlant | AI Agents | Open source · Self-hostable | Tel Aviv, Israel | — | 27 |
| CRAB | Agentic AI | Open source · Self-hostable | — | — | 26 |
| Emdash | Agentic AI | Open source | San Francisco, United States | — | 24 |
| Vibranium Dome | AI Agents | Open source · Self-hostable | — | — | 23 |
| Briefbridge | AI Search Engine | Open source | Tel Aviv, Israel | $1.5M | 23 |
| Langbase | Agentic AI | Open source | San Francisco, United States | — | 20 |
| BABabyAGI | Agentic AI | Open source · Self-hostable | — | — | 18 |
| AGAgent Pilot | Agentic AI | Open source · Self-hostable | — | — | 13 |
| AI Planet | Agentic AI | Open source | — | — | 9 |
| kuafuai | Agentic AI | Open source | Beijing, China | — | 8 |
| Nzeru | Agentic AI | Open source | San Francisco, United States | — | — |
| Clauderizer | AI Coding Assistant | Open source | — | — | — |
| Together AI | AI Infrastructure | Open source · Self-hostable | San Francisco, United States | $906.0M | 76 |
| Lovable | No-Code/Low-Code | Open source | Stockholm, Sweden | $880.2M | 75 |
| Perplexity AI | Search Engine | Open source | San Francisco, United States | $591.4M | 71 |
| Codeium | Artificial Intelligence | Open source | Mountain View, United States | $396.7M | 71 |
| OpenRouter | Infrastructure | Open source | San Francisco, United States | $153.5M | 70 |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 |
| MOMoonshot AI | Frontier AI Lab | Open source | Beijing, China | $250.0M | 66 |
| Daytona | AI Infrastructure | Open source | New York, United States | $46.0M | 66 |
| Arize AI | AI Observability | Open source | Berkeley, United States | — | 65 |
| Bland | Voice AI | Open source | San Francisco, United States | $51.0M | 64 |
| H2O.ai | Foundation Model | Open source · Self-hostable | Mountain View, United States | $228.1M | 64 |
| CopilotKit | Agentic AI | Open source | San Francisco, United States | $42.0M | 64 |
| Cognigy (NICE) | Voice Agent | Open source | Düsseldorf, Germany | — | 63 |
| Trigger Device Inc | AI Agents | Open source · Self-hostable | London, United Kingdom | $16.5M | 63 |
| Sarvam AI | Agentic AI | Open source | Bengaluru, India | $234.0M | 63 |
| Fiddler Labs, Inc. | MLOps | Open source | Mountain View, United States | $39.0M | 62 |
| Entire | Artificial Intelligence | Open source · Self-hostable | — | $60.0M | 62 |
| LiteLLM | Foundation Model | Open source · Self-hostable | San Francisco, United States | — | 62 |
| Vectara | Agentic AI | Open source | Palo Alto, United States | $40.0M | 60 |
| Fal | Agentic AI | Open source | San Francisco, United States | $182.3M | 58 |
| Agency | Agentic AI | Open source | San Francisco, United States | $20.0M | 58 |
| AgentMail | Agentic AI | Open source | San Francisco, United States | $7.5M | 58 |
| Modular | AI Infrastructure | Open source | San Francisco, United States | $380.0M | 58 |
| Tavily | Generative AI | Open source | Tel Aviv, Israel | $5.0M | 57 |
| xpander.ai | Artificial Intelligence | Open source | Tel Aviv, Israel | $3.0M | 57 |
| CLClerk | Developer Tools | Open source | San Francisco, United States | $69.0M | 56 |
| Traceloop | LLMOps | Open source | Tel Aviv, Israel | $6.1M | 55 |
| pleias | AI Infrastructure | Open source | Paris, France | — | 55 |
| LightningAI | AI Infrastructure | Open source | San Francisco, United States | — | 55 |
| Vijil | Agentic AI | Open source | San Francisco, United States | $17.0M | 55 |
| Arcten | Agentic AI | Open source | San Francisco, United States | — | 55 |
| MosaicML (now Databricks) | Foundation Model | Open source | San Francisco, United States | $21.7M | 54 |