Best Self-Hosted Google Vertex AI Alternatives in 2026
Google Vertex AI is a machine learning platform for building, deploying, and scaling AI models on Google Cloud.
2 Self-Hosted Alternatives to Google Vertex AI
Qdrant
30KThe Rust-powered vector database with best-in-class metadata filtering — self-host for $5/month or use the most generous free cloud tier in the category.
SeMI's Weaviate
16KSeMI's Weaviate lets you run vector database for scalable search entirely on your own server.
Why Look for Google Vertex AI Alternatives?
Google Vertex AI is a machine learning platform for building, deploying, and scaling AI models on Google Cloud.
Self-hosted alternatives give you full data ownership, predictable costs, and zero vendor lock-in. You run the software on your own infrastructure and control everything.
2 Best Open-Source Alternatives to Google Vertex AI
Qdrant
Advanced vector similarity search for AI applications. — 29,578 GitHub stars. Licensed under Apache-2.0.
SeMI’s Weaviate
Open-source vector database for scalable search. — 15,805 GitHub stars. Licensed under BSD-3-Clause.
Read full SeMI’s Weaviate review
Why Self-Host Instead of Google Vertex AI?
- Data ownership. Your data stays on your server, not on Google Vertex AI’s infrastructure.
- Predictable costs. Pay a fixed VPS cost instead of growing per-user or per-usage fees.
- No vendor lock-in. Export and migrate your data anytime. You control the database.
- GDPR and compliance. Hosting your own tools simplifies data residency and compliance requirements.
Why teams switch from Google Vertex AI
- → Data ownership. Your data stays on your server -- not on Google Vertex AI's infrastructure.
- → Predictable costs. Pay a fixed VPS cost instead of growing per-user or per-usage fees.
- → No vendor lock-in. Export and migrate your data anytime. You control the database.
- → GDPR and compliance. Hosting your own tools simplifies data residency and compliance requirements.
Head-to-Head Comparisons
Both are database tools. Dgraph has 2 unique features, SeMI's Weaviate has 2.
Both are database tools. Jina.ai has 1 unique feature, SeMI's Weaviate has 2.
Both are database tools. Jina has 1 unique feature, SeMI's Weaviate has 2.
Both are database tools. Milvus has 6 unique features, SeMI's Weaviate has 3.
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