CISO Tribune

Vendor comparison · 2 companies

Noma Security vs Operant AI

Noma Security sells an Agent Security & Governance Platform for enterprise security teams. Operant AI sells one platform covering Endpoints, Agents, MCPs, and AI applications. CISO Tribune files both under AI model and agent security and AI firewalls and guardrails. This page sets the two records side by side: what each sells, where it is based, who owns and funds it, the customers it names and its recent news, each fact numbered to its source.

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  • Noma Security
  • Operant AI
Noma Security vs Operant AI: Products, Customers and Funding Compared
Noma SecurityNoma Security sells an Agent Security & Governance Platform for enterprise security teams.noma.securityOperant AIOperant AI sells one platform covering Endpoints, Agents, MCPs, and AI applications.operant.ai
What it sells
  • AI DiscoveryFinds every AI agent, model, MCP server and tool across cloud, SaaS and developer environments.
  • AI Security Posture Management[7]Defines which agents are approved, what data they can access and what actions they can take, and enforces those policies in real time.
  • AI Red Teaming[4][13]Probes AI applications and agents with multi-turn tests for prompt injection, jailbreak, data leakage and goal drift.
  • Runtime Protection[2]Monitors the full chain of an agent session, including prompts, tool calls and data access, and detects prompt injection and data exfiltration in real time.
  • Operant Semantic Firewall[1][7]Understands the intent behind every agent action and enforces an allow, block, or redact decision inline, in real time.
  • Agent Protector[1][5][6]Inventories all AI agents operating within an organization's infrastructure.
Categories
Headquarters
Not stated on its pagesSan Francisco, United States[2]
Founded
2023[3]Not stated on its pages
Ownership and funding
Privately held[4]Privately held[1][3]
Named customers
Not stated on its pagesNot stated on its pages
Recent news
  • October 26, 2026Noma Security appointed Bobby Shoker as Chief Financial Officer and Alberto Rodrigues as Chief Customer Officer.[15]
  • February 27, 2026Noma Security announced its AI security platform is available through the Extended plan in AWS Security Hub.[16]
  • May 4, 2026Operant AI launched Operant Endpoint Protector, a new addition to its AI Defense Platform for discovering and defending against threats across AI tools and coding agents.[4]
G2 and Gartner Peer Insights
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
Who it fits
Its coverage spans AI assets across endpoint, SaaS, and cloud environments. The pages address organisations whose employees use agents. The pages address organisations whose agents run on SaaS platforms or on cloud platforms.It describes plans for teams putting their first production AI into customers' hands and for companies running AI across teams and products with critical data and compliance requirements. Its pages say regulated and government deployments mostly use the VPC, on-premise, or air-gapped options on the Enterprise plan. Workloads it covers range from coding agents on employee laptops to cloud agents across any infra.
Last verified
September 27, 2026September 27, 2026

Where they overlap

  • Noma Security and Operant AI are both filed under AI model and agent security and AI firewalls and guardrails.
  • Both are privately held.

Where they differ, field by field

  • Noma Security's primary category is AI model and agent security; Operant AI's is AI firewalls and guardrails.
  • Noma Security is also filed under AI governance.
  • Noma Security lists AI Discovery, AI Security Posture Management, AI Red Teaming and Runtime Protection. Operant AI lists Operant Semantic Firewall and Agent Protector.
  • Operant AI is headquartered in San Francisco, United States.
  • Noma Security was founded in 2023.

What it sells: Operant AI

What Operant Semantic Firewall does[1][7]
Operant Semantic Firewall holds an agent to its assigned purpose across the whole session, catching drift from manipulation or its own initiative. Operant can redact the sensitive part of an action and let the agent keep working within scope, instead of killing the workflow.
What Agent Protector does[1][5][6]
Agent Protector covers managed agents deployed through official channels and unmanaged agents running in cloud environments, SaaS platforms, and development tools. Agent Protector analyzes agent behavior patterns to identify and prevent security threats before they execute.

Questions about Noma Security and Operant AI

What do Noma Security and Operant AI sell?
Noma Security sells AI Discovery, AI Security Posture Management, AI Red Teaming and Runtime Protection. Operant AI sells Operant Semantic Firewall and Agent Protector.
Are Noma Security and Operant AI in the same category?
They share AI model and agent security and AI firewalls and guardrails. Noma Security's primary category is AI model and agent security and Operant AI's is AI firewalls and guardrails.
Where are Noma Security and Operant AI headquartered?
Operant AI is headquartered in San Francisco, United States.
When were Noma Security and Operant AI founded?
Noma Security was founded in 2023.
Who owns Noma Security and Operant AI?
Noma Security is privately held. Operant AI is privately held.
Who are Noma Security and Operant AI sold to?
Its coverage spans AI assets across endpoint, SaaS, and cloud environments. It describes plans for teams putting their first production AI into customers' hands and for companies running AI across teams and products with critical data and compliance requirements.
What have Noma Security and Operant AI announced recently?
October 26, 2026: Noma Security appointed Bobby Shoker as Chief Financial Officer and Alberto Rodrigues as Chief Customer Officer. May 4, 2026: Operant AI launched Operant Endpoint Protector, a new addition to its AI Defense Platform for discovering and defending against threats across AI tools and coding agents.

About Noma Security

Noma Security sells an Agent Security & Governance Platform for enterprise security teams. Noma Security says AI adoption is outpacing security across every enterprise.[1][5]

Noma Security finds every AI component in an organisation. Noma Security provides continuous visibility and risk assessments on agents, MCPs, skills, and models across every environment. Noma Security finds AI assets across endpoint, SaaS, and cloud environments. Noma Security shows what those AI assets can reach and which risks need attention.[1][6][7]

Noma Security discovers agents across Agentforce, Microsoft Copilot, Claude Enterprise and other SaaS platforms. Noma Security identifies risk and prevents agents from taking dangerous actions in runtime. Noma Security discovers agents across cloud platforms and surfaces their risks. Noma Security tests agents on cloud platforms for AI-specific risks. Noma Security controls the actions that agents on cloud platforms take in runtime.[8][9]

Noma Security secures the identity, access, and actions of each agent. Noma Security discovers the agents that employees are using. Noma Security defines what each of those agents is allowed to do and stops the ones that break the rules at runtime. Noma Security defines what actions each agent can take and scopes permissions by identity. Noma Security enforces policies at the moment a connection or action is attempted.[1][10][11]

Noma Security discovers, governs, and protects MCP servers. Noma Security discovers MCP servers and assesses their risks. Noma Security controls tool access for MCP servers and stops threats at runtime.

Noma Security stops dangerous agent behavior at runtime. Noma Security describes agents as able to go rogue or be manipulated. Noma uses context to detect dangerous behavior and enforce policies.[12]

Noma Security tests AI applications and agents for security, compliance, and privacy risks. Noma Security tests AI applications and agents to find weaknesses before attackers or customers do. Noma Security answers questions about AI risk with evidence. Noma Security brings together AI inventory, evaluation results, and runtime records. Noma Security shows what an organisation runs, how it tests it, and how controls are enforced.[1][2][8][9][10][13][14]

Noma Security on the record

Sources

Noma Security full record

  1. [1]Agent Security and Governance | NomaNoma Security · undated page, accessed September 27, 2026 · Tier A
  2. [2]Noma security raises 100m to drive adoption of ai agent security 302518641Noma Security via PR Newswire · prnewswire.com · published July 31, 2025 · Tier A
  3. [3]Noma security raises 100 million for ai security platformSecurityWeek · securityweek.com · published July 31, 2025 · Tier B
  4. [4]MCP Security: Discover, Govern, and Protect MCP Servers | NomaNoma Security · undated page, accessed October 28, 2026 · Tier A
  5. [5]AI Security Solutions for Secure AI, Everywhere | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  6. [6]Shadow AI Discovery: Find Every Agent in Your Organization | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  7. [7]AI-SPM: AI Security Posture Management | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  8. [8]SaaS Agent Security for Copilot Studio & AgentForce | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  9. [9]AI Application Security for Bedrock, Azure & Databricks | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  10. [10]Agentic Identity: Know Who Your Agents Are and What They're Doing | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  11. [11]AI Agent Access Control | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  12. [12]AI-DR: AI Detection and Response | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  13. [13]AI Red Teaming: Automated Adversarial Testing | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  14. [14]AI Compliance and Reporting | NomaNoma Security · undated page, accessed November 10, 2026 · Tier A
  15. [15]Noma Security Appoints Bobby Shoker as Chief Financial Officer and Alberto Rodrigues as Chief Customer OfficerPRNewswire · published October 26, 2026 · Tier A
  16. [16]Noma AI Security Integrates with New Extended Plan for AWS Security HubPRNewswire · published February 27, 2026 · Tier A

Operant AI full record

  1. [1]Operant AI - Secure Your AIOperant AI · undated page, accessed September 27, 2026 · Tier A
  2. [2]Operant ai launches agent protector the first real time agentic security solution enabling safe ai agent innovation at scaleOperant AI via GlobeNewswire · globenewswire.com · published February 5, 2026 · Tier A
  3. [3]Operant ai secures 10m series a to protect the modern cloud across apis applications and aiOperant AI via GlobeNewswire · globenewswire.com · published September 12, 2024 · Tier A
  4. [4]Operant AI Endpoint Protector secures AI agents and MCP toolsHelp Net Security · published May 4, 2026 · Tier B
  5. [5]Pricing - AI & Agent Security Platform | Operant AIOperant AI · undated page, accessed November 10, 2026 · Tier A
  6. [6]Agent Protector: Real-Time AI Agent Security | OperantOperant AI · undated page, accessed November 10, 2026 · Tier A
  7. [7]Operant Semantic Firewall | Govern AI Agents in Real TimeOperant AI · undated page, accessed November 10, 2026 · Tier A
  8. [8]Operant MCP GatewayOperant AI · undated page, accessed November 10, 2026 · Tier A
  9. [9]AI GatekeeperOperant AI · undated page, accessed November 10, 2026 · Tier A
  10. [10]AI Application SecurityOperant AI · undated page, accessed November 10, 2026 · Tier A
  11. [11]API & Cloud Protector | Real-Time API Security | Operant AIOperant AI · undated page, accessed November 10, 2026 · Tier A
  12. [12]Woodpecker: Open Source Red Teaming for AI, APIs & K8sOperant AI · undated page, accessed November 10, 2026 · Tier A
  13. [13]FAQsOperant AI · undated page, accessed November 10, 2026 · Tier A
  14. [14]Start Your Free 7-Day Trial | Operant AI Security PlatformOperant AI · undated page, accessed November 10, 2026 · Tier A

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