Milvus vs Weaviate
A side-by-side look at 2 AI & ML tools for 2026 — the verdict, pricing, ratings, features, and what readers think.
weaviate.io
AI-native open-source vector database for semantic and generative search.
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| Milvus | Weaviate | |
|---|---|---|
| Starting price | $0/mo | — |
| Free tier | Yes | — |
| Free trial | Zilliz Cloud: free tier plus 30-day trial on paid plans | — |
| Platforms | Web · API · CLI · Self-hosted | Web · API · CLI · Self-hosted |
Features compared
| Milvus | Weaviate | |
|---|---|---|
| Plans & pricing | ||
| Free tier | ✓ Yes | ✓ Yes |
| Free trial | ✗ No | — |
| Pricing model | Open source / managed cloud (usage-based) | Open source / managed cloud (usage-based) |
| Platforms & access | ||
| Web app | ✓ Yes | ✓ Yes |
| Self-hosted option | ✓ Yes | ✓ Yes |
| Offline mode | ✗ No | — |
| Integrations & extensibility | ||
| Public API | ✓ Yes | ✓ Yes |
| Webhooks | — | ✓ Yes |
| Native integrations | LangChain, LlamaIndex, Hugging Face, PyTorch | LangChain, LlamaIndex, OpenAI, Cohere, HuggingFace |
| Automation (Zapier/Make) | ✗ No | ✗ No |
| Security & compliance | ||
| SSO / SAML | ✓ Yes | ✓ Yes |
| Two-factor auth | ✓ Yes | ✓ Yes |
| SOC 2 | ✓ Yes | ✓ Yes |
| GDPR compliant | ✓ Yes | ✓ Yes |
| Encryption at rest | ✓ Yes | ✓ Yes |
| Collaboration | ||
| Team workspaces | — | ✓ Yes |
| Support | ||
| Email support | ✓ Yes | ✓ Yes |
| Live chat support | — | ✓ Yes |
| Knowledge base | ✓ Yes | ✓ Yes |