Splunk vs Zscaler

Splunk — Infrastructure · Acquired · 1 of 1 figure sourced  |  Zscaler — Application · Public · $30.5B mkt cap · 4 of 4 figures sourced

Relationship

Splunk Enterprise Security and Zscaler AI Asset Management (AI-SPM) do comparable work on data security; both also serve buyers who need to detect and respond to security threats; Splunk is acquired, with no independent scale.

Assembled from the recorded fields for this pair, not hand-checked. The comparison below is read from each company’s own profile.

3 of 6 capabilitiesShared product type

3 of 6 capabilities — Shares data security, evaluation and observability and threat detection and response.

Ludbee capability tags · from the product records

Shared product type — Both ship application, developer tool and platform.

Ludbee product records

Aligned comparison

FieldSplunkZscaler
Sizenot disclosed$30.5B mkt cap
Employees—8,700
Founded20032007 4 yrs later
StatusAcquiredPublic
CategoryInfrastructureApplication
Stack layerApplication, Developer tool, PlatformAPI service, Application, Developer tool, Platform
HeadquartersSan Jose, USASan Jose, USA match

Capability overlap

Shared · 3

Data securityEvaluation and observabilityThreat detection and response

Not verified for Zscaler · 3

Agent orchestrationData analysisModel training

Recorded for Splunk. Zscaler’s product records say nothing either way — a missing record is not a missing capability.

Not verified for Splunk · 1

Guardrails and safety

Recorded for Zscaler. Splunk’s product records say nothing either way — a missing record is not a missing capability.

Products, side by side

Algorithmic pairing — assembled from recorded fields, not hand-checked

Splunk

Application

Splunk Enterprise SecurityApplication

Integrated threat detection, investigation and response platform with agentic AI, SOAR, UEBA and SIEM unified into one SecOps experience.

Splunk IT Service IntelligenceApplication

AIOps and service-intelligence solution that uses AI-driven field discovery and AI-generated event correlation, summaries and root-cause guidance to connect IT events to business service health.

Splunk Observability CloudApplication

Observability platform where AI agents correlate signals across domains, propose remediation actions such as rollbacks or capacity changes, and provide dedicated agent/AI-system observability alongside infrastructure monitoring.

Developer tool

Splunk AI ToolkitDeveloper tool

Platform for building, deploying and running agentic AI systems on Splunk data.

Platform

Splunk AI AssistantPlatform

Assistant inside Splunk Cloud Platform that turns plain-English questions into SPL, the query language Splunk searches machine data with, and explains existing searches back to an analyst.

Zscaler

Application

Secure Access to AIApplication

Governance layer for employee use of generative AI that discovers shadow AI applications, applies allow, block or coach policies per user, and monitors prompts and responses against more than 100 data loss prevention dictionaries to stop sensitive data leaving through AI tools.

Zscaler AI Asset Management (AI-SPM)Application

AI security posture management that auto-discovers and classifies AI models, agents and services across Azure AI Foundry, Amazon Bedrock, Google Vertex AI and unmanaged providers, correlates the sensitive data connected to them, and maps findings to frameworks including NIST AI RMF 600-1 and the EU AI Act.

Zscaler Breach PredictorApplication

Runs AI models over the security data flowing through the Zero Trust Exchange, using attack graphs, user risk scoring and threat intelligence to score the probability of a breach, forecast an attacker's next tactics, and recommend policy changes before the attack completes.

Zscaler Digital Experience (ZDX)Application

AI-driven detection and diagnosis of digital-experience issues across the network and application delivery path.

Developer tool

Zscaler AI Red TeamingDeveloper tool

Automated adversarial testing for AI applications and agents that runs simulated attacks using 25+ predefined and custom probes across text, image, voice and document inputs, scoring results for security, safety, hallucination and business alignment against MITRE ATLAS, NIST AI RMF and the OWASP LLM Top 10.

Platform

Zero Trust ExchangePlatform

Cloud-native security platform that inspects and enforces policy on every connection between users, devices, workloads and AI agents, rather than trusting anything on a corporate network.

No counterpart

Zscaler sells these in a stack layer with no product recorded for Splunk yet — nothing on the other side to compare them against.

API service

Zscaler AI GuardAPI service

Real-time guardrails for LLM traffic that inspect prompts and responses inline to block prompt injection, jailbreaks, sensitive-data leakage and toxic or off-topic output, deployed either as a proxy or as an API-based Detection as a Service.

Zscaler Cloud SandboxAPI service

Inline, AI-powered sandbox that analyzes unknown files in real time to block zero-day and file-based malware before it reaches endpoints, using AI/ML models trained on 600M+ samples.