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Culminate

Also known as: Culminate, Culminate Security, Culminate Inc., Culminate AI SOC Analyst

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AI SOC Analyst that autonomously investigates every alert using expert-level techniques at machine speed, with no playbooks, code, or prompts. Connects via API across SIEM, EDR, cloud, identity, and ticketing, orchestrates the whole stack during investigations, and produces attestable, auditable, decision-ready reports within minutes for human-AI teaming. Reports 95% false-positive reduction in lab testing. SOC 2 Type II certified, AWS Marketplace listed, deep Amazon GuardDuty integration.

Culminate is an AI SOC Analyst that autonomously investigates every security alert using expert-level investigation techniques at machine speed, without manual playbooks, code, or prompts. The system connects via API to the existing security stack, spanning SIEM, EDR, cloud providers, identity, network, vulnerability management, SASE, threat intelligence, ticketing, documentation, and messaging, and orchestrates all of those tools during investigations, correlating diverse data into a unified view.

Every alert from security tools, tickets, and case management systems is investigated, producing an attestable, decision-ready report within minutes: each piece of evidence is documented and auditable, so human analysts can make fast, defensible decisions. The design center is human-AI teaming: the AI performs deep investigations around the clock while SOC analysts retain judgment on response. Culminate reports a 95% reduction in false positives from lab customer testing and customers achieving ten times investigation throughput with the same headcount.

Unlike SOAR platforms whose pre-determined playbooks miss attacks that abuse legitimate services, Culminate's goal-driven approach adapts investigation techniques using behavioral analytics, handling incomplete or ambiguous information such as malicious links hosted on legitimate platforms like OneDrive or PowerBI. The company integrates deeply with Amazon GuardDuty for cloud-native environments, is SOC 2 Type II certified, sells through AWS Marketplace with consolidated AWS billing, and was an RSA Launchpad 2024 finalist. Within the AI-SOC-analyst cluster, Culminate is a focused alert-investigation point solution: leaner than forensic-toolset platforms, differentiated by attestable evidence trails and its no-playbook, human-AI teaming posture.

Vendor details

Canonical URL

https://www.culminatesecurity.com

Category

Security / SOC agent

Funding status

Independent startup co-founded by Xiaofei Guo; participant in the AWS Generative AI Accelerator, RSA Launchpad 2024 finalist, SOC 2 Type II certified; serves customers in finance, healthcare, and high tech; funding amounts not publicly disclosed

Company status

independent

Use cases & customers

Primary use cases

autonomous investigation of every SOC alert without playbooksattestable, decision-ready investigation reports for human analystsfalse-positive reduction and MTTR improvementcloud-native threat investigation via Amazon GuardDutyphishing investigation including links hosted on legitimate services

Target customers

SOC teams drowning in alert volumefinance, healthcare, and high-tech enterprisesAWS-centric and cloud-native security teamsteams seeking human-AI teaming rather than full replacement

Deployment options

cloud-delivered service procured and deployed via AWS Marketplace with consolidated AWS billingAPI-based connections to the existing security stack

Integrations

Connects via API with SIEM, EDR, cloud service providers, identity, network, vulnerability management, SASE, threat intelligence, ticketing, documentation, and messaging systems, and ingests alerts from security tools, tickets, and case management systems, sending investigation reports back to the notification destination. Deep Amazon GuardDuty integration ingests AWS threat detections alongside SSO, EDR, SaaS, and email data. Available on AWS Marketplace.

Agentic Index coverage score

6.5 / 14 capabilities · 46%

Integrations & Tool Calling Full

API connections spanning SIEM, EDR, cloud providers, identity, network, vulnerability management, SASE, threat intel, ticketing, documentation, and messaging, plus deep Amazon GuardDuty integration, Culminate product page and AWS Startups article 2026-07-22

Workflow Orchestration Full

Autonomously conducts multi-step investigations of every alert without playbooks, code, or prompts, orchestrating all connected security tools during investigations and adapting techniques to the evidence, Culminate product page 2026-07-22

Knowledge Grounding & RAG Partial

Pre-trained investigation AI grounded on threat intelligence connections and behavioral analytics that correlate diverse data across the security stack, Culminate materials 2026-07-22

Human Oversight & Guardrails Partial

Human-AI teaming is the explicit design center: the AI investigates and produces decision-ready reports while human SOC analysts retain response decisions, Culminate site 2026-07-22

Security, Identity & Governance Partial

SOC 2 Type II certified with audited controls protecting customer data, serving finance and healthcare customers; product-level RBAC and governance features not documented, Culminate blog 2026-07-22

Observability & Auditability Full

Every investigation is meticulously documented with attestable, auditable evidence and transparent reasoning, producing defensible decision-ready reports, Culminate product page 2026-07-22

Memory & State Persistence Unable to verify

No persistent environmental memory, learning loop, or state retention beyond individual investigation records documented in retrieved materials, Culminate materials 2026-07-22

Deployment & Data Residency Partial

Procurable and deployable through AWS Marketplace with consolidated AWS billing into AWS environments; on-premise and options not documented, Culminate blog and AWS Marketplace 2026-07-22

Prebuilt Agents, Templates & Packs Unable to verify

Single pre-trained product marketed on requiring no playbooks or templates; no template, pack, or marketplace surface documented, Culminate materials 2026-07-22

Triggers & Channel Coverage Full

Investigates every alert from security tools, tickets, and case management systems around the clock, producing reports within minutes of alert arrival, Culminate product page 2026-07-22

Model Flexibility & Routing Unable to verify

No customer-facing model choice or routing; pre-trained investigation AI is internal to the product, Culminate materials 2026-07-22

APIs, SDKs & MCP Extensibility Partial

API-based connectivity across the security stack with reports delivered to configurable notification destinations; no public SDK or MCP surface documented, Culminate product page 2026-07-22

Testing, Debugging & Optimization Unable to verify

No customer-facing testing, evaluation, or optimization capability documented; accuracy figures come from vendor lab testing rather than a product feature, Culminate materials 2026-07-22

Browser & Computer Use Unable to verify

Link investigation within hosted-site context is described, but no first-class browser or computer-use capability is documented, Culminate blog 2026-07-22

The Agentic Index coverage score grades every vendor Full, Partial or Unable to verify against the same 14 buyer facing capabilities, from public evidence only. Each capability links to how all vendors in the index score on it. How this evidence is graded

Pricing

Contact sales

alert and investigation volume across connected security tools

What is public

The product capabilities (autonomous no-playbook investigation, attestable reports, GuardDuty integration), SOC 2 Type II certification, and AWS Marketplace availability are public; no plans, tiers, or dollar amounts are disclosed. Category norm is tiering by investigation volume.

Variable cost rationale

Cost scales with alert and investigation volume flowing from the connected security stack, which grows with environment size and detection coverage.

Sales call required

Yes, required for paid access

Free / trial

Not published

Agentic Index verified 2026-07-22

Alternatives to Culminate

The closest documented capability profiles to Culminate among security and SOC agents tracked by Agentic Index, ordered by similarity on the same 14 point evidence the rankings use. No vendor pays for placement.

  • Andesite5.5 / 14A lighter documented profile than CulminateCulminate vs Andesite →
  • Clutch Security6.5 / 14Fuller documented coverage on Security, Identity & Governance
  • Equixly7.5 / 14Adds documented Memory & State Persistence
  • Zenity8.0 / 14Adds documented Memory & State Persistence and Prebuilt Agents, Templates & Packs
  • HiddenLayer8.5 / 14Adds documented Memory & State Persistence and Prebuilt Agents, Templates & Packs, among others
  • Horizon3.ai8.5 / 14Adds documented Memory & State Persistence and Prebuilt Agents, Templates & Packs

Similarity is computed from each vendor's Agentic Index coverage score evidence, axis by axis, not from the totals. How this evidence is graded

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