Open source focus
Open Source Alternatives to CalypsoAI
60 open source AI Safety options similar to CalypsoAI, 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.
OpenAI84Artificial IntelligenceSan Francisco, United States$493.9BOpen source
LangChain61Agentic AISan Francisco, United States$260.0MOpen source
SpaceXAI76Frontier AI LabPalo Alto, United States$90.0BOpen source
Lakera AI AG63AI SecurityBerlin, Germany$12.0MOpen source
Neptune39MLOpsNew York, United States$11.0MOpen source
DeepSeek AI70AI InfrastructureBeijing, China$15.8BOpen source
Lacentral68Frontier AI LabSan Francisco, United States$11.3BOpen source
z.ai65Foundation ModelSan Francisco, USA$1.3BOpen source
Giskard60Artificial IntelligenceParis, France$2.5MOpen source
Vijil55Agentic AISan Francisco, United States$17.0MOpen source
Vibranium Dome23AI AgentsOpen source · Self-hostable
Modelglass12AI InfrastructureSydney, AustraliaOpen source
PrivateGPT5AI Search EngineToronto, CanadaOpen source · Self-hostable
Axonmedical4HealthTechOpen source
RegulatediqAI GovernanceOpen source
TympanumFoundation ModelOpen source
AntesisFoundation ModelOpen source
Google DeepMind83Frontier AI LabLondon, United Kingdom$676.7MOpen source
NemoClaw75Artificial IntelligenceOpen source · Self-hostable
Agency58Agentic AISan Francisco, United States$20.0MOpen source
- BRBria56Generative AITel Aviv, Israel$130.5M
Open source
Knostic54Cybersecurity$14.3MOpen source
Locai Labs50Artificial IntelligenceUnited Kingdom$735KOpen source
Fiddler Labs48AI ObservabilityMountain View, United StatesOpen source
Mayhem Security45CybersecurityBethesda, United StatesOpen source
Orq.ai41Agentic AIAmsterdam, Netherlands$8.9MOpen source
Niyatna AI40Agentic AISan Francisco, United StatesOpen source
Romulous35Agentic AISan Francisco, United StatesOpen source
Qualifire32Generative AIOpen source
CRAB26Agentic AIOpen source · Self-hostable
- Svitch26AI GovernanceSan Francisco, United States
Open source
Ontic25AI SafetySan Francisco, United States$291.5MOpen source
MarchwardAgentic AISan Francisco, United StatesOpen source
PalantearsFoundation ModelOpen source
ForgenticFoundation ModelTel Aviv, IsraelOpen source
ParahelionFoundation ModelOpen source
BingranAgentic AIBerkeley, United StatesOpen source
EtymoltAgentic AIOpen source
LairaosFoundation ModelLondon, United KingdomOpen source
ZaptrustAI GovernanceTel Aviv, IsraelOpen source
EratosFoundation ModelOpen source
Str3Agentic AISan Francisco, United StatesOpen source
- IronweftAgentic AISan Francisco, United States
Open source
IntellaiGenerative AIOpen source
UltimathFoundation ModelOpen source
Together AI76AI InfrastructureSan Francisco, United States$906.0MOpen source · Self-hostable
Perplexity AI71Search EngineSan Francisco, United States$591.4MOpen source
OpenRouter70InfrastructureSan Francisco, United States$153.5MOpen source
Pinecone69AI InfrastructureSan Francisco, United States$138.0MOpen source
- MOMoonshot AI68Frontier AI LabBeijing, China$3.9B
Open source
Stability AI68Generative AILondon, United Kingdom$101.0MOpen source · Self-hostable
Dust65Agentic AIParis, France$15.0MOpen source
H2O.ai64Foundation ModelMountain View, United States$228.1MOpen source · Self-hostable
Sarvam AI63Agentic AIBengaluru, India$234.0MOpen source
Fiddler Labs, Inc.62MLOpsMountain View, United States$39.0MOpen source
LiteLLM62Foundation ModelSan Francisco, United StatesOpen source · Self-hostable
Entire62Artificial Intelligence$60.0MOpen source · Self-hostable
Vectara60Agentic AIPalo Alto, United States$40.0MOpen source
Composio59Agentic AISan Francisco, United States$50.0MOpen source
Modular58AI InfrastructureSan Francisco, United States$380.0MOpen source
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| OpenAI | Artificial Intelligence | Open source | San Francisco, United States | $493.9B | 84 | |
| LangChain | Agentic AI | Open source | San Francisco, United States | $260.0M | 61 | |
| SpaceXAI | Frontier AI Lab | Open source | Palo Alto, United States | $90.0B | 76 | |
| Lakera AI AG | AI Security | Open source | Berlin, Germany | $12.0M | 63 | |
| Neptune | MLOps | Open source | New York, United States | $11.0M | 39 | |
| DeepSeek AI | AI Infrastructure | Open source | Beijing, China | $15.8B | 70 | |
| Lacentral | Frontier AI Lab | Open source | San Francisco, United States | $11.3B | 68 | |
| z.ai | Foundation Model | Open source | San Francisco, USA | $1.3B | 65 | |
| Giskard | Artificial Intelligence | Open source | Paris, France | $2.5M | 60 | |
| Vijil | Agentic AI | Open source | San Francisco, United States | $17.0M | 55 | |
| Vibranium Dome | AI Agents | Open source · Self-hostable | — | — | 23 | |
| Modelglass | AI Infrastructure | Open source | Sydney, Australia | — | 12 | |
| PrivateGPT | AI Search Engine | Open source · Self-hostable | Toronto, Canada | — | 5 | |
| Axonmedical | HealthTech | Open source | — | — | 4 | |
| Regulatediq | AI Governance | Open source | — | — | — | |
| Tympanum | Foundation Model | Open source | — | — | — | |
| Antesis | Foundation Model | Open source | — | — | — | |
| Google DeepMind | Frontier AI Lab | Open source | London, United Kingdom | $676.7M | 83 | |
| NemoClaw | Artificial Intelligence | Open source · Self-hostable | — | — | 75 | |
| Agency | Agentic AI | Open source | San Francisco, United States | $20.0M | 58 | |
| BRBria | Generative AI | Open source | Tel Aviv, Israel | $130.5M | 56 | |
| Knostic | Cybersecurity | Open source | — | $14.3M | 54 | |
| Locai Labs | Artificial Intelligence | Open source | United Kingdom | $735K | 50 | |
| Fiddler Labs | AI Observability | Open source | Mountain View, United States | — | 48 | |
| Mayhem Security | Cybersecurity | Open source | Bethesda, United States | — | 45 | |
| Orq.ai | Agentic AI | Open source | Amsterdam, Netherlands | $8.9M | 41 | |
| Niyatna AI | Agentic AI | Open source | San Francisco, United States | — | 40 | |
| Romulous | Agentic AI | Open source | San Francisco, United States | — | 35 | |
| Qualifire | Generative AI | Open source | — | — | 32 | |
| CRAB | Agentic AI | Open source · Self-hostable | — | — | 26 | |
| AI Governance | Open source | San Francisco, United States | — | 26 | ||
| Ontic | AI Safety | Open source | San Francisco, United States | $291.5M | 25 | |
| Marchward | Agentic AI | Open source | San Francisco, United States | — | — | |
| Palantears | Foundation Model | Open source | — | — | — | |
| Forgentic | Foundation Model | Open source | Tel Aviv, Israel | — | — | |
| Parahelion | Foundation Model | Open source | — | — | — | |
| Bingran | Agentic AI | Open source | Berkeley, United States | — | — | |
| Etymolt | Agentic AI | Open source | — | — | — | |
| Lairaos | Foundation Model | Open source | London, United Kingdom | — | — | |
| Zaptrust | AI Governance | Open source | Tel Aviv, Israel | — | — | |
| Eratos | Foundation Model | Open source | — | — | — | |
| Str3 | Agentic AI | Open source | San Francisco, United States | — | — | |
| Agentic AI | Open source | San Francisco, United States | — | — | ||
| Intellai | Generative AI | Open source | — | — | — | |
| Ultimath | Foundation Model | Open source | — | — | — | |
| Together AI | AI Infrastructure | Open source · Self-hostable | San Francisco, United States | $906.0M | 76 | |
| Perplexity AI | Search Engine | Open source | San Francisco, United States | $591.4M | 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 | $3.9B | 68 | |
| Stability AI | Generative AI | Open source · Self-hostable | London, United Kingdom | $101.0M | 68 | |
| Dust | Agentic AI | Open source | Paris, France | $15.0M | 65 | |
| H2O.ai | Foundation Model | Open source · Self-hostable | Mountain View, United States | $228.1M | 64 | |
| Sarvam AI | Agentic AI | Open source | Bengaluru, India | $234.0M | 63 | |
| Fiddler Labs, Inc. | MLOps | Open source | Mountain View, United States | $39.0M | 62 | |
| LiteLLM | Foundation Model | Open source · Self-hostable | San Francisco, United States | — | 62 | |
| Entire | Artificial Intelligence | Open source · Self-hostable | — | $60.0M | 62 | |
| Vectara | Agentic AI | Open source | Palo Alto, United States | $40.0M | 60 | |
| Composio | Agentic AI | Open source | San Francisco, United States | $50.0M | 59 | |
| Modular | AI Infrastructure | Open source | San Francisco, United States | $380.0M | 58 |