Google Vertex AI Search Alternatives 2026: 5 Options Compared
Find the right rag pipelines & knowledge base infra solution for your team
Google Vertex AI Search costs $0.00 to $2.50 per 1 hour as of August 2026, with 5 plans available. Plans: Agent Search - Configurable Pricing - Core Subscription - Storage Unit at $0.001369863/1 hour, Grounded Generation API - Grounded Generation for grounding on your own retrieved data at $2.5/1 hour, Check Grounding API pricing at $0.00075/1 hour, Document AI feature pricing - Digitize text - OCR processor at $1.5/1 hour, and Ranking API pricing - Rank documents at $1/1 hour. Pricing depends on your chosen tier, contract length, and negotiated discounts.
Use the interactive pricing calculator to estimate your exact cost based on team size and requirements.
- Free tier: No free tier available
Google Vertex AI Search offers 5 pricing tiers: Agent Search - Configurable Pricing - Core Subscription - Storage Unit, Grounded Generation API - Grounded Generation for grounding on your own retrieved data, Check Grounding API pricing, Document AI feature pricing - Digitize text - OCR processor, Ranking API pricing - Rank documents. Paid plans include Agent Search - Configurable Pricing - Core Subscription - Storage Unit at $0.001369863/1 hour, Grounded Generation API - Grounded Generation for grounding on your own retrieved data at $2.5/1,000 count, Check Grounding API pricing at $0.00075/1,000 count.
Top Google Vertex AI Search alternatives as of August 2026 include DocugamiKB, Mixpeek, Cohere Compass. Google Vertex AI Search costs $0.00075-$2.5/1 hour. Pricing verified from 1 sources by CostBench.
Top Google Vertex AI Search Alternatives
DocugamiKB
Medium EffortAlternative to Google Vertex AI Search in the same category
Mixpeek
Medium EffortAlternative to Google Vertex AI Search in the same category
Cohere Compass
Medium EffortAlternative to Google Vertex AI Search in the same category
LlamaIndex
Medium EffortAlternative to Google Vertex AI Search in the same category
Chunkr
Medium EffortAlternative to Google Vertex AI Search in the same category
When to Stay with Google Vertex AI Search
Stay with Google Vertex AI Search if you're already deeply integrated into its ecosystem, rely on its unique features, or have significant customizations in place. The cost and disruption of switching may outweigh the benefits if Google Vertex AI Search is meeting your core needs.
- You've invested heavily in customizations and integrations
- Your team is highly trained and productive on Google Vertex AI Search
- You need features that alternatives don't offer
- Migration costs would exceed multi-year savings
Price Comparison
| Product | Price Range | Migration |
|---|---|---|
| Current Google Vertex AI Search | $0.00-$2.50/1 hour | - |
| DocugamiKB | $300–$2500/mo | medium |
| Mixpeek | $0–$99/month | medium |
| Cohere Compass | $2500–$6500/instance | medium |
| LlamaIndex | $0–$500/month | medium |
| Chunkr | $375–$2000/mo | medium |
Frequently Asked Questions
01 What are the best Google Vertex AI Search alternatives?
The top Google Vertex AI Search alternatives include DocugamiKB, Mixpeek, Cohere Compass, LlamaIndex, Chunkr. Each offers different strengths: DocugamiKB is , while Mixpeek is .
02 Is it hard to switch from Google Vertex AI Search to an alternative?
Migration difficulty varies by alternative. Among Google Vertex AI Search alternatives, some options offer easy migration paths with import tools. More complex migrations may require data cleanup and workflow reconfiguration.
03 How much can I save by switching from Google Vertex AI Search?
Depending on the alternative you choose, you could save anywhere from 20% to 70% on per-user costs. Google Vertex AI Search's pricing is competitive, so cost savings depend on your specific feature requirements. Factor in migration costs and productivity dip during transition.
04 Should I stay with Google Vertex AI Search or switch?
Stay with Google Vertex AI Search if you're heavily invested in its ecosystem, need its advanced features, or have extensive customizations. Consider switching if you're paying for features you don't use, need better pricing, or require capabilities Google Vertex AI Search lacks.