Best Vector Databases · pricing · Updated June 2026
MongoDB Atlas Vector Search pricing (2026)
MongoDB Atlas Vector Search starts at $0/mo (M0 Free), across 6 plans. Best for Teams already on MongoDB Atlas wanting vector search without a separate DB. Every figure links to MongoDB Atlas Vector Search's own page and the date we captured it.
At a glance
- Entry price: $0/mo (M0 Free)
- Free tier: Yes
- Compliance: HIPAA Yes · SOC 2 Yes · GDPR Yes
- Best for: Teams already on MongoDB Atlas wanting vector search without a separate DB; Regulated enterprises (healthcare, government) needing HIPAA and FedRAMP; Applications combining document, operational, and semantic search in one query
MongoDB Atlas Vector Search plans & pricing
| Plan | Monthly | Annual | Billing | Notes | Source |
|---|---|---|---|---|---|
| M0 Free | $0 | — | flat | 512 MB storage, shared RAM/vCPU. Vector Search included. 100 ops/sec max. Free forever. | mongodb.com |
| Flex | $8 | — | custom | From ~$8/mo, usage-based up to ~$30/mo. 5 GB storage, shared resources, 0–500 ops/sec. Vector Search included. Hourly billing. | mongodb.com |
| Dedicated M10 | $58 | — | flat | ~$58.40/mo (hourly billing). 10–128 GB storage, 2 GB RAM, 2 vCPUs. Vector Search included on cluster. Dedicated Search Nodes add separate cost: High CPU S20 at $0.12/hr (~$87.60/mo per node, minimum 2 nodes recommended). | mongodb.com |
| Search Node S20 (High CPU) | $88 | — | flat | $0.12/hr × 730 hrs ≈ $87.60/mo per node. 4 GB RAM, 106 GB storage, 2 vCPUs. Dedicated Vector Search node, minimum 2 nodes for HA. Add-on to existing Atlas cluster. | mongodb.com |
| Search Node S40 (High CPU) | $350 | — | flat | $0.48/hr × 730 hrs ≈ $350.40/mo per node. 16 GB RAM, 426 GB storage, 8 vCPUs. Dedicated Search Node for Vector Search. | mongodb.com |
| Enterprise | Quote-only | — | custom | Custom enterprise pricing for large-scale deployments. Includes dedicated support, SLAs, custom data residency. Contact MongoDB sales. | mongodb.com |
Last verified 2026-06-14. https://www.mongodb.com/pricing accessed 2026-06-14. Vector Search is a feature of Atlas — it runs on dedicated Search Nodes (S20–S80 tiers) separate from database nodes, or on standard Atlas clusters. Search node hourly rates confirmed: High CPU S20 at $0.12/hr (~$87.60/mo), up to High CPU S80 at $3.26/hr (~$2,379.80/mo). M0 Free cluster ($0) supports Vector Search. Vector Search is not separately priced — it is included with cluster cost. HIPAA not mentioned on pricing page.
Capabilities
Integrations: LangChain, LlamaIndex, OpenAI, Haystack, Microsoft Semantic Kernel, AWS, Spring AI, Voyage AI.
Key features: Unified operational + vector data in one platform — no sync required; Auto-generates and syncs vector embeddings via Voyage AI integration; Hybrid queries combining vector search with SQL-style filters, geo, aggregation, and graph lookups; Dedicated Search Nodes for workload isolation (HNSW and ENN algorithms); FedRAMP Moderate authorized (Atlas for Government); FIPS 140-2 encryption.
Plan limits: M0 Free: 512 MB storage, shared resources, 100 ops/sec max, free forever; Dedicated Search Nodes require minimum 2 nodes for high availability; Vector Search supports up to 4,096 embedding dimensions.
Frequently asked questions
How much does MongoDB Atlas Vector Search cost?
MongoDB Atlas Vector Search starts at $0/mo (M0 Free); it has 6 published plans. Verified 2026-06-14.
What are cheaper alternatives to MongoDB Atlas Vector Search?
Cheaper vector databases than MongoDB Atlas Vector Search (entry $0/mo) include Redis Cloud at $5/mo. Verified 2026-06-14.
Does MongoDB Atlas Vector Search support HIPAA?
MongoDB Atlas Vector Search HIPAA support: Yes. SOC 2: Yes. GDPR: Yes.
Does MongoDB Atlas Vector Search have a free plan?
MongoDB Atlas Vector Search free tier: Yes.
MongoDB Atlas Vector Search vs alternatives
Compare all vector databases → · MongoDB Atlas Vector Search alternatives → · Open data · MCP
Cheaper vector databases alternatives
- Redis Cloud from $5/mo