Open source focus
LiteLLM is open source
Open Source Alternatives to LiteLLM
60 open source Foundation Model options similar to LiteLLM, 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.
OpenRouter70InfrastructureSan Francisco, United States$153.5MOpen source
LangChain61Agentic AISan Francisco, United States$260.0MOpen source
Martian52AI InfrastructureSan Francisco, United StatesOpen source
LlamaIndex64Agentic AIUnited StatesOpen source
Entire62Artificial Intelligence$60.0MOpen source · Self-hostable
Feast AI54MLOpsSan Francisco, United StatesOpen source · Self-hostable
PrivateGPT5AI Search EngineToronto, CanadaOpen source · Self-hostable
Together AI76AI InfrastructureSan Francisco, United States$906.0MOpen source · Self-hostable
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
Dust65Agentic AIParis, France$15.0MOpen source
Composio59Agentic AISan Francisco, United States$50.0MOpen source
Auto-GPT56Agentic AI$12.0MOpen source · Self-hostable
Bito54AI Coding AssistantSan Francisco, United States$5.7MOpen source
Mem054Agentic AISan Francisco, United States$24.0MOpen source · Self-hostable
LlamaIndex Inc.53Foundation ModelSan Francisco, United StatesOpen source · Self-hostable
Ollama52Foundation ModelSan Francisco, United States$65.0MOpen source · Self-hostable
RelAI51Agentic AISan Francisco, United States$10.0MOpen source · Self-hostable
GitHits44Developer ToolsHelsinki, Finland$1.5MOpen source · Self-hostable
- Litellm42LLM OrchestrationSan Francisco, United States
Open source · Self-hostable
Briefbridge36AI Search EngineTel Aviv, Israel$1.5MOpen source
QUBRID30Cloud InfrastructureOpen source
Gemini CLI27AI Tools & AppsOpen source · Self-hostable
CRAB26Agentic AIOpen source · Self-hostable
Vibranium Dome23AI AgentsOpen source · Self-hostable
Langbase20Agentic AISan Francisco, United StatesOpen source
Openvisio18Developer ToolsOpen source
- BABabyAGI18Agentic AI
Open source · Self-hostable
- AGAgent Pilot13Agentic AI
Open source · Self-hostable
Langchain-Chatchat11Open SourceOpen source · Self-hostable
WebWright11API PlatformOpen source
FastclaudeAI Search EngineOpen source
ClauderizerAI Coding AssistantOpen source
CommitbenchAI Coding AssistantOpen source
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
Perplexity AI71Search EngineSan Francisco, United States$591.4MOpen source
- MOMoonshot AI68Frontier AI LabBeijing, China$3.9B
Open source
Stability AI68Generative AILondon, United Kingdom$101.0MOpen source · Self-hostable
z.ai65Foundation ModelSan Francisco, USA$1.3BOpen source
H2O.ai64Foundation ModelMountain View, United States$228.1MOpen source · Self-hostable
Trigger Device Inc63AI AgentsLondon, United Kingdom$16.5MOpen source · Self-hostable
Vectara60Agentic AIPalo Alto, United States$40.0MOpen source
Weaviate60Vector DatabaseAmsterdam, NetherlandsOpen source
Langfuse GmbH58MLOpsBerlin, Germany$2.5MOpen source
Modular58AI InfrastructureSan Francisco, United States$380.0MOpen source
- MIMintlify / mcpt57Developer ToolsSan Francisco, United States
Open source
Converge Bio56Life SciencesSan Francisco, United States$5.5MOpen source · Self-hostable
- CLClerk56Developer ToolsSan Francisco, United States$69.0M
Open source
Traceloop55LLMOpsTel Aviv, Israel$6.1MOpen source
LightningAI55AI InfrastructureSan Francisco, United StatesOpen source
Arcten55Agentic AISan Francisco, United StatesOpen source
KiloClaw54Artificial IntelligenceOpen source · Self-hostable
Toolbase54Developer ToolsSan Francisco, United StatesOpen source
Langfuse54MLOpsBerlin, Germany$2.5MOpen source
MosaicML (now Databricks)54Foundation ModelSan Francisco, United States$3.0BOpen source
Langflow53Agentic AILisbon, PortugalOpen source · Self-hostable
Plane53Project ManagementSan Francisco, United States$4.0MOpen source
Modal Labs52Agentic AISan Francisco, United States$693.0MOpen source
Ultravox.ai52Agentic AISan Francisco, United States$10.0MOpen source
Manufact Inc.52AI InfrastructureSan Francisco, United States$6.3MOpen source
All-Hands AI50Agentic AIBoston, United States$5.0MOpen source · Self-hostable
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| OpenRouter | Infrastructure | Open source | San Francisco, United States | $153.5M | 70 | |
| LangChain | Agentic AI | Open source | San Francisco, United States | $260.0M | 61 | |
| Martian | AI Infrastructure | Open source | San Francisco, United States | — | 52 | |
| LlamaIndex | Agentic AI | Open source | United States | — | 64 | |
| Entire | Artificial Intelligence | Open source · Self-hostable | — | $60.0M | 62 | |
| Feast AI | MLOps | Open source · Self-hostable | San Francisco, United States | — | 54 | |
| PrivateGPT | AI Search Engine | Open source · Self-hostable | Toronto, Canada | — | 5 | |
| Together AI | AI Infrastructure | Open source · Self-hostable | San Francisco, United States | $906.0M | 76 | |
| Pinecone | AI Infrastructure | Open source | San Francisco, United States | $138.0M | 69 | |
| Dust | Agentic AI | Open source | Paris, France | $15.0M | 65 | |
| Composio | Agentic AI | Open source | San Francisco, United States | $50.0M | 59 | |
| Auto-GPT | Agentic AI | Open source · Self-hostable | — | $12.0M | 56 | |
| Bito | AI Coding Assistant | Open source | San Francisco, United States | $5.7M | 54 | |
| Mem0 | Agentic AI | Open source · Self-hostable | San Francisco, United States | $24.0M | 54 | |
| LlamaIndex Inc. | Foundation Model | Open source · Self-hostable | San Francisco, United States | — | 53 | |
| Ollama | Foundation Model | Open source · Self-hostable | San Francisco, United States | $65.0M | 52 | |
| RelAI | Agentic AI | Open source · Self-hostable | San Francisco, United States | $10.0M | 51 | |
| GitHits | Developer Tools | Open source · Self-hostable | Helsinki, Finland | $1.5M | 44 | |
| LLM Orchestration | Open source · Self-hostable | San Francisco, United States | — | 42 | ||
| Briefbridge | AI Search Engine | Open source | Tel Aviv, Israel | $1.5M | 36 | |
| QUBRID | Cloud Infrastructure | Open source | — | — | 30 | |
| Gemini CLI | AI Tools & Apps | Open source · Self-hostable | — | — | 27 | |
| CRAB | Agentic AI | Open source · Self-hostable | — | — | 26 | |
| Vibranium Dome | AI Agents | Open source · Self-hostable | — | — | 23 | |
| Langbase | Agentic AI | Open source | San Francisco, United States | — | 20 | |
| Openvisio | Developer Tools | Open source | — | — | 18 | |
| BABabyAGI | Agentic AI | Open source · Self-hostable | — | — | 18 | |
| AGAgent Pilot | Agentic AI | Open source · Self-hostable | — | — | 13 | |
| Langchain-Chatchat | Open Source | Open source · Self-hostable | — | — | 11 | |
| WebWright | API Platform | Open source | — | — | 11 | |
| Fastclaude | AI Search Engine | Open source | — | — | — | |
| Clauderizer | AI Coding Assistant | Open source | — | — | — | |
| Commitbench | AI Coding Assistant | Open source | — | — | — | |
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 | |
| Perplexity AI | Search Engine | Open source | San Francisco, United States | $591.4M | 71 | |
| MOMoonshot AI | Frontier AI Lab | Open source | Beijing, China | $3.9B | 68 | |
| Stability AI | Generative AI | Open source · Self-hostable | London, United Kingdom | $101.0M | 68 | |
| z.ai | Foundation Model | Open source | San Francisco, USA | $1.3B | 65 | |
| H2O.ai | Foundation Model | Open source · Self-hostable | Mountain View, United States | $228.1M | 64 | |
| Trigger Device Inc | AI Agents | Open source · Self-hostable | London, United Kingdom | $16.5M | 63 | |
| Vectara | Agentic AI | Open source | Palo Alto, United States | $40.0M | 60 | |
| Weaviate | Vector Database | Open source | Amsterdam, Netherlands | — | 60 | |
| Langfuse GmbH | MLOps | Open source | Berlin, Germany | $2.5M | 58 | |
| Modular | AI Infrastructure | Open source | San Francisco, United States | $380.0M | 58 | |
| MIMintlify / mcpt | Developer Tools | Open source | San Francisco, United States | — | 57 | |
| Converge Bio | Life Sciences | Open source · Self-hostable | San Francisco, United States | $5.5M | 56 | |
| CLClerk | Developer Tools | Open source | San Francisco, United States | $69.0M | 56 | |
| Traceloop | LLMOps | Open source | Tel Aviv, Israel | $6.1M | 55 | |
| LightningAI | AI Infrastructure | Open source | San Francisco, United States | — | 55 | |
| Arcten | Agentic AI | Open source | San Francisco, United States | — | 55 | |
| KiloClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 54 | |
| Toolbase | Developer Tools | Open source | San Francisco, United States | — | 54 | |
| Langfuse | MLOps | Open source | Berlin, Germany | $2.5M | 54 | |
| MosaicML (now Databricks) | Foundation Model | Open source | San Francisco, United States | $3.0B | 54 | |
| Langflow | Agentic AI | Open source · Self-hostable | Lisbon, Portugal | — | 53 | |
| Plane | Project Management | Open source | San Francisco, United States | $4.0M | 53 | |
| Modal Labs | Agentic AI | Open source | San Francisco, United States | $693.0M | 52 | |
| Ultravox.ai | Agentic AI | Open source | San Francisco, United States | $10.0M | 52 | |
| Manufact Inc. | AI Infrastructure | Open source | San Francisco, United States | $6.3M | 52 | |
| All-Hands AI | Agentic AI | Open source · Self-hostable | Boston, United States | $5.0M | 50 |