#14 in DatabasesUpdated 2026-08

MongoDB

by MongoDB · Document database and managed data platform with vector search

65.1 — BenchRank score out of 100

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Overview

MongoDB is a document database available as MongoDB Atlas, a managed cloud service on AWS, Google Cloud and Azure, and as self-managed Community and Enterprise Advanced editions. Atlas covers operational, transactional, text, vector, graph, geospatial and analytical use in one platform, with separately priced add-ons for search, stream processing, charts, data federation and SQL access.

Best for: Teams that need document, vector and stream data in one managed database across major clouds
Pricing: Atlas has a free 512 MB tier, then hourly usage-based pricing: Flex at $0.011/hour (up to $30/month) and Dedicated from $0.08/hour (starts at $56.94/month); Enterprise Advanced and add-on prices are not shown.
Runs on: WebSelf-hostedCLI

Strengths and trade-offs

Strengths

Operational, vector and stream data in a single platform
Runs on AWS, Google Cloud, Azure, on-premises or hybrid
Free 512 MB tier plus a source-available Community Edition
Dedicated tiers list a 99.995% uptime SLA and auto-scaling

Trade-offs

Hourly, consumption-based pricing makes monthly spend hard to predict
Search, Vector Search, Charts and other add-ons are priced separately
Uptime SLA and workload isolation are listed only on the Dedicated tier
Free and Flex tiers use shared RAM and vCPU, with 512 MB to 5 GB storage

Pricing

Published plans from MongoDB’s own pricing page, in USD. Usage charges and add-ons may apply on top.

MongoDB pricing tiers, monthly rates in USD
Plan	Monthly	Includes
Free	—per cluster	$0/hour, free forever 512 MB storage, shared RAM and vCPU AWS, Google Cloud or Azure For learning and exploring in the cloud
Flex	$30per cluster	$0.011/hour, up to $30/month Up to 5 GB storage, shared RAM and vCPU For development and testing Costs scale with usage
Dedicated	$56.94per cluster	$0.08/hour, starts at $56.94/month From 10 GB storage, 2 GB RAM, 2 vCPUs Scales to 4 TB, 768 GB RAM, 96 vCPUs per node 99.995% uptime SLA, multi-cloud and multi-region

How this score is made up

Each dimension is scored out of 100 and combined into the headline score using fixed weights.

MCP support: 92 out of 100
API quality: 0 out of 100
Documentation: 90 out of 100
Agent friendliness: 73 out of 100
Pricing transparency: 100 out of 100
Changelog: 40 out of 100
Marketing site structure: 45 out of 100
Operational trust: 100 out of 100

Measured, but not part of the score

Useful to know, but not a mark for or against the product — so these do not affect the ranking.

Openness: 60 out of 100
Maintenance: 100 out of 100

This doesn’t look right — report a problem with MongoDB’s score

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