Talk with sales and see if they can get you a trial period so you can measure your ingest. There is a pay as you go option and it’s best if you are under like 70gb iirc. Answer from After-Vacation-2146 on reddit.com
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Microsoft
microsoft.com › en-us › security › pricing › microsoft-sentinel
Microsoft Sentinel Pricing | Microsoft Security
Learn more. ... On October 1, 2025, Microsoft announced the public preview of a 50 GB commitment tier for Microsoft Sentinel. Customers can sign up for the 50 GB commitment tier from October 1, 2025, through March 31, 2026. Customers purchasing the 50 GB commitment tier during this timeframe ...
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Microsoft Learn
learn.microsoft.com › en-us › azure › sentinel › billing
Plan costs and understand pricing and billing - Microsoft Sentinel | Microsoft Learn
After you enable Microsoft Sentinel on a Log Analytics workspace, consider these configuration options: Retain all data ingested into the workspace at no charge for the first 90 days.
Discussions

How to purchase sentinel?
You can go through below prerequisites for Microsoft Sentinel, A Microsoft Entra ID license and tenant, or an individual account with a valid payment method, are required to access Azure and deploy resources. More on learn.microsoft.com
🌐 learn.microsoft.com
1
0
December 2, 2024
Azure Sentinel Pricing?
Most of your costs will be the log analytic workspace storage & ingestion of data required. Then the Sentinel charge on-top of that. More on reddit.com
🌐 r/sysadmin
11
7
July 4, 2020
Real Cost of Azure Sentinel

I'm evaluating going from a our MSSP that simply looks at our DCs and Firewalls

Lol what?

More on reddit.com
🌐 r/AZURE
7
18
February 25, 2019
Be careful with the Azure Sentinel benefits if you do not want a surprise at the end of the month
Log analytics and log ingestion costs in Azure are insane. More on reddit.com
🌐 r/AZURE
25
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November 3, 2021
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Infernux
infernux.no › MicrosoftSentinel-CostEstimation
Cost estimation in Microsoft Sentinel
January 2, 2023 - For Microsoft Sentinel, data ingestion is billed based on a couple of different factors: ... Comes at a lower price point for ingestion with limited retention and high search costs, usually reserved for verbose data sources like firewalls and networking equipment.
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Azure Docs
docs.azure.cn › en-us › sentinel › billing
Plan costs and understand pricing and billing - Microsoft Sentinel | Azure Docs
October 22, 2025 - For example, a Commitment tier ... discounted effective rate for that tier. The Effective Per GB Price is simply the Microsoft Sentinel Price divided by the Tier GB per day quantity....
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Microsoft Learn
learn.microsoft.com › en-us › azure › sentinel › billing-reduce-costs
Reduce costs for Microsoft Sentinel | Microsoft Learn
November 23, 2025 - Costs for Microsoft Sentinel are only a portion of the monthly costs in your Azure bill.
Find elsewhere
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UnderDefense
underdefense.com › home › microsoft sentinel: pricing and key features in 2025
Microsoft Sentinel Pricing in 2025
March 6, 2025 - Microsoft Sentinel offers flexible pricing models to accommodate various organizational needs. Here’s an overview of the available options. ... Data Retention: The default retention period is 90 days. Extending retention beyond this period incurs additional costs. Free Data Sources: Certain data sources, such as Azure Activity Logs and Office 365 Audit Logs, can be ingested at no additional cost, potentially reducing overall expenses.
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CraigCloudITPro
craigclouditpro.wordpress.com › 2023 › 06 › 13 › microsoft-sentinel-cost-management-overview
Microsoft Sentinel Cost Management Overview – CraigCloudITPro
August 11, 2023 - Many people find Microsoft Sentinel pricing plans a bit confusing due to their key cost drivers. One important thing to know is that Microsft will increase its cloud prices from April 1st, 2023.
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Microsoft Learn
learn.microsoft.com › en-us › answers › questions › 2125430 › how-to-purchase-sentinel
How to purchase sentinel? - Microsoft Q&A
December 2, 2024 - You can go through below prerequisites for Microsoft Sentinel, A Microsoft Entra ID license and tenant, or an individual account with a valid payment method, are required to access Azure and deploy resources.
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BPS
bpsme.com › home › microsoft azure › announcing pricing changes to azure sentinel and azure monitor log analytics to help you save costs
Announcing pricing changes to Azure Sentinel and Azure Monitor Log Analytics to help you save costs | BPS | Value Added Distributor & Cloud Aggregator
March 5, 2022 - Capacity reservations are now called commitment tiers. You will see this change reflected in your user interface, in documentation, as well as on Azure Sentinel and Azure Monitor pricing pages and in the pricing calculator.
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IT Professor
itprofessor.cloud › sentinel-cost-optimization-guide
Microsoft Sentinel Cost Optimization: A Practical Guide
September 9, 2025 - A practical guide to reducing your Microsoft Sentinel log ingestion costs. Learn about log tiers, data retention, KQL, and filtering to control your Azure bill.
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Last9
last9.io › blog › everything-you-need-to-know-about-microsoft-sentinel-pricing
Everything You Need to Know About Microsoft Sentinel Pricing | Last9
February 7, 2025 - Analytics logs are fully indexed and optimized for security investigations, making them essential for advanced threat detection. Cost: Free for the first 90 days; afterward, standard Azure Monitor retention pricing applies.
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Johnjoyner
blog.johnjoyner.net › using-azure-sentinel-how-much-does-it-cost
Using Azure Sentinel: How much does it cost? – blog.johnjoyner.net
March 17, 2022 - Pay-As-You-Go pricing for Azure Log Analytics is $2.76 per GB, including 5-GB per customer per month free, making some Sentinel-analyzed data cost up to $5.15 per GB at combined Pay-As-You-Go rates.
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TrustRadius
trustradius.com › home › security information and event management (siem) › microsoft sentinel › pricing
Microsoft Sentinel Pricing 2025
6 days ago - Microsoft Sentinel has 7 pricing plans(s). Available deployment types include saas. Review pricing options and learn more about the product to determine which plan is right for you.
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Microsoft Learn
learn.microsoft.com › en-us › azure › sentinel › billing-monitor-costs
Manage and monitor costs for Microsoft Sentinel | Microsoft Learn
September 30, 2025 - Azure resource usage unit costs vary by time intervals such as seconds, minutes, hours, and days, or by unit usage, like bytes and megabytes. As soon as Microsoft Sentinel starts to ingest billable data, it incurs costs. View these costs by using cost analysis in the Azure portal.
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Hovermind
hovermind.com › microsoft-sentinel › cost.html
Microsoft Sentinel - Cost
February 7, 2022 - If data is exported to destinations such as Azure Storage and Event Hub for longer retention, It will be billed per GB of data exported from the Log Analytics Workspace ... Sentinel is a SaaS service, it runs on Azure infrastructure that accrues costs when you deploy new resources
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Harry's Azure Blog
havanrijn.wordpress.com › 2025 › 06 › 28 › sentinel-cost-confusion
Sentinel cost confusion – Harry's Azure Blog
June 30, 2025 - The net saving is Reservation Discount ... Depending on the Use Case, these may be an option to pursue. For Auxiliary Logs there are no prices in the pricing table, reach out to your account team....
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G2
g2.com › products › microsoft-sentinel › pricing
Microsoft Sentinel Pricing 2025
Learn more about the cost of Microsoft Sentinel, different pricing plans, starting costs, free trials, and more pricing-related information provided by Microsoft Sentinel.
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Simon Angling
simonangling.com › home › simplified pricing for microsoft sentinel
Simplified pricing for Microsoft Sentinel - Simon Angling
August 1, 2023 - However, one area where there is a saving is with the 500MB free ingestion for Defender for Servers Plan 2. Previously the benefit was for the ingestion of the logs into Log Analytics Workspace only but with the new consolidated pricing model the free allowance is also applied for Sentinel.