Splunk SIEM Pricing Guide 2025

Splunk stands out as a top-notch SIEM solution that provides advanced analytics, real-time monitoring, and flexible deployment options. It offers scalable solutions adjusted to a wide array of business needs, whether we’re talking about small organizations or huge corporations. Splunk SIEM pricing pivots on various factors and heavily depends on the chosen pricing model. For example, Splunk’s ingestion-based pricing can range from $1,800 to $18,000 per year for a data volume of 1-10 GB/day depending on the features and support level.  

In this guide, we’ll take a look at Splunk SIEM pricing in detail and the differences between different Splunk offerings and pricing principles used for various cases. 

Disclaimer: This guide provides only estimated prices to give you a sense of the costs and pricing models and features you can expect from their packages.

How much does Splunk SIEM cost?

When assessing Splunk SIEM pricing, you should consider the deployment model, data ingestion volume, and specific operational requirements. Splunk’s ingestion-based pricing can range from $1,800 to $18,000 per year for a data volume of 1-10 GB/day depending on the features and support level. Splunk provides yearly pricing options, with the possibility of shorter periods, offering flexibility for various budgets.

The pricing approaches include three models. 

Splunk SIEM pricing ranges widely, depending on the chosen pricing model and organizational scale. They also offer a pricing calculator for more precise calculations. 

Splunk packages overview

Splunk offers distinct packages to cater to varying organizational needs:

1. Splunk Cloud — basic SIEM capabilities in a cloud deployment model.
2. Splunk Enterprise — basic SIEM capabilities in an on-premises deployment model.
3. Splunk Enterprise Security (ES) — can be deployed both on Splunk Enterprise and Splunk Cloud, for advanced SIEM use cases.

Splunk Cloud

Splunk Cloud is a solution designed for organizations that prioritize scalability and minimal infrastructure management. Pricing for this solution is based on workload consumption, with the flexibility for ever-changing operational demands.

Features of Splunk Cloud:

• Elastic infrastructure to accommodate fluctuating data volumes for optimal performance during peak loads.
• Built on resilient cloud architecture to maintain uptime and service reliability.
• Machine learning algorithms to detect anomalies and uncover hidden threats.
• Cross-references multiple data sources to identify complex attack patterns.
• Centralized dashboards to see a clear timeline of events, affected assets, and response recommendations.

Pros of Splunk Cloud:

• Scalability to support growing business needs.
• Reduced infrastructure management.
• Faster deployment and updates.

Cons of Splunk Cloud:

• Dependency on Internet connectivity.
• Potentially higher costs for extensive workloads.

Splunk Enterprise 

Splunk Enterprise is a widely used platform for log management and basic SIEM functionalities in on-premises environments. It offers a foundation for organizations looking to monitor, search, and analyze machine data, with the option to enhance its capabilities through add-ons like Splunk Enterprise Security (ES). 

Features of Splunk Enterprise:

• Centralized storage and management of machine-generated data from diverse sources.
• Provides real-time visibility into system and application activity.
• Splunk Processing Language (SPL) allows users to create complex queries for data analysis.
• Enables the creation of visual dashboards and tailored reports for monitoring and insights.
• Supports configurable alerts for specific thresholds or anomalies.
• Compatible with various data sources and systems for enhanced interoperability.

Pros of Splunk Enterprise:

• Capable of managing and analyzing massive amounts of data efficiently.
• Users can build custom dashboards, alerts, and workflows tailored to organizational needs.
• Designed to scale with growing data volumes in an on-premises environment.
• A wide user base and comprehensive documentation help troubleshoot and optimize usage.
• Supports a wide range of add-ons and third-party integrations to expand functionality.

Cons of Splunk Enterprise:

• Licensing and operational costs can be substantial, especially for large-scale deployments.
• Requires skilled personnel for configuration, optimization, and ongoing maintenance.
• Demands significant infrastructure investments, including storage and compute resources.
• Lacks out-of-the-box advanced SIEM functionalities like automated threat intelligence and machine learning-based detection unless paired with Splunk ES.
• SPL and platform intricacies may be challenging for new users or teams without prior experience.

Splunk Enterprise Security

Splunk Enterprise Security offers advanced control and customization, making it suitable for organizations with strict compliance and data sovereignty requirements. Pricing can be based on either ingest volume or workload capacity, giving a chance to optimize costs.

Features of Splunk Enterprise Security:

Splunk Enterprise Security (ES) is a robust solution tailored to meet sophisticated SIEM requirements, offering comprehensive features that are ready for deployment. It operates seamlessly on Splunk Enterprise, Splunk Cloud, or a combination of both. Key security functionalities include:

• Customizable tools like dashboards and reports are designed specifically for security-centric applications.
• Pre-built correlation rules and alerts to simplify and accelerate threat detection and response.
• Incident review and workflow management for more efficient incident tracking and response workflows.
• Third-party threat intelligence integration to augment security with data from external threat feeds.
• Various security frameworks to support compliance, application security, incident management, advanced threat detection, and real-time monitoring.
• Maps events over time to provide a clear view of multi-stage attacks, aiding in faster response.
• Business context for alerts to improve threat detection, monitoring, and reporting by incorporating organizational relevance into alerts.

Pros of Splunk Enterprise Security:

• Complete control over data and infrastructure
• Tailored configurations to meet specific needs

Cons of Splunk Enterprise Security On-Premises:

• Requires dedicated IT resources for maintenance
• Higher initial costs

Below you can find a brief Splunk SIEM pricing comparison table.

How can UnderDefense help you maximize Splunk SIEM productivity and Outcomes?

UnderDefense Managed SIEM services enhance your Splunk deployment with:

1. Expert configuration: Ensuring optimal setup for cost efficiency and threat detection.
2. 24/7 monitoring and response: Rapidly addressing threats to minimize risks.
3. Proactive threat hunting: Leveraging advanced analytics and expertise to uncover hidden threats.
4. Cost optimization: Streamlining data ingestion and operational practices to reduce expenses.

Most SIEM solutions may be confusing and complicated with overwhelming data and alerts. You should know how to cut through the noise, what to look at, and what to do about that. With UnderDefense, your business protection becomes efficient and understandable.

UnderDefense enhances your Security Information and Event Management (SIEM) system by transforming alerts into valuable sources of data, ensuring optimal performance. With our co-managed or fully managed SIEM services, you gain improved security visibility while maintaining 24/7 control over your IT infrastructure.