Vulnetic
Also known as: Vulnetic Sable
Sable, an AI pentesting agent for web, API, network, cloud and Active Directory that follows the customer's own methodology, preserves every command and exploit trace, and can run on premises or air gapped.
Vulnetic sells Sable, an AI offensive security engineer that plans and executes authorized penetration tests of web applications, APIs, internal networks, cloud and Active Directory. Sable runs real tools, proves impact, and preserves every decision, command and exploit trace, so teams can review findings and audit every action instead of passing scanner output downstream.
Teams define scope, bring their own pentesting methodology as reusable instructions for reconnaissance, exploitation, validation and reporting, steer tests in natural language, and launch targeted retests after remediation, a release or an infrastructure change. Vulnetic offers on premises deployment in private cloud, customer data center, hybrid and air gapped environments, with pricing scoped to the environment, testing volume and number of parallel agents, and markets the platform to enterprises, MSSPs and pentesting firms. The agent was earlier called PTJunior.
Vendor details
Canonical URL
https://www.vulnetic.ai
Category
Security / SOC agent
Funding status
Independent company building Vulnetic.ai; Accel listed among interested investors; commercial offering positioned for production security operations with vendor support and SLAs; specific funding amounts not disclosed in retrieved materials; serves SMB, mid-market, and enterprise, including AI-pentest service providers reselling the backend to their own clients
Company status
independent
Use cases & customers
Primary use cases
Target customers
Deployment options
Integrations
Sable runs security tools against web applications, APIs, internal networks, cloud and Active Directory. Vulnetic mentions integrations for enterprise security teams without naming them and publishes no API or SDK.
In practice
Your annual pentest leaves a year of releases untested. Sable runs authorized tests of your web apps and APIs with your own methodology, proves each finding with reproducible evidence, and retests the fix after remediation.
Your red team wants to know how far an attacker gets inside the network. Deploy Sable on an authorized subnet with credentials, and it finds and exploits paths to Domain Admin while your team controls scope.
An MSSP needs more pentest capacity without more hires. Its practitioners run Sable engagements in parallel on a standard methodology, review every deliverable and ship reports under their own brand.
Sources & related URLs
Research sources
Agentic Index coverage score
5.5 / 14 capabilities · 39%
| Integrations & Tool Calling | Partial |
|---|---|
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Sable runs real tools and exploits against the customer's web applications and APIs, internal networks and Active Directory, using the credentials, URLs and API endpoints the team provides. Vulnetic mentions integrations for enterprise security teams without naming any, and it names no integration catalog or action framework. SourceVulnetic, vulnetic.ai, /web-application-pentesting and /enterpriseread 2026-10-06 |
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| Workflow Orchestration | Full |
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Sable plans and executes authorized pentests following methodologies the customer writes, reusable instructions for reconnaissance, exploitation, validation, reporting and engagement specific testing. In Active Directory it finds and exploits paths to Domain Admin while the team controls scope and tradecraft. Engagements run in parallel, and on premises pricing is scoped by the number of parallel agents. SourceVulnetic, vulnetic.ai/methodologies, /active-directory-pentesting, /pentesting-platform-for-mssps and /on-premisesread 2026-10-06 |
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| Knowledge Grounding & RAG | Partial |
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Reconnaissance on each engagement grounds testing in the target environment, and the customer's methodologies guide Sable through it. Vulnetic names no maintained knowledge base or retrieval structure. SourceVulnetic, vulnetic.ai/methodologies and /ai-pentesting-agent; vulnetic.ai/ai-pentesting-agentread 2026-10-06 |
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| Human Oversight & Guardrails | Partial |
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Teams define scope and rules of engagement, inspect and steer execution in natural language, and Sable keeps security teams in control from the first task through validated findings and remediation, with practitioner review in the same workflow. Steering and scope constrain the agent, but Vulnetic names no approval step before an exploit or other action goes through. SourceVulnetic, vulnetic.ai/ai-pentesting-agent, vulnetic.ai and /web-application-pentestingread 2026-10-06 |
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| Security, Identity & Governance | Not documented |
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Vulnetic names no security attestation or access controls. SourceVulnetic, vulnetic.ai, /security and /enterpriseread 2026-10-06 |
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| Observability & Auditability | Full |
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Sable will "preserve every decision and command" and its exploit traces so teams can "audit every action", and it records the evidence needed to reproduce each finding, beside validated findings, execution traces and executive ready reports. Retest evidence stays connected to the original finding. SourceVulnetic, vulnetic.ai/ai-pentesting-agent, /web-application-pentesting, /enterprise and /continuous-penetration-testingread 2026-10-06 |
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| Memory & State Persistence | Not documented |
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The reusable methodologies are playbooks the customer writes, and a retest keeps its new evidence with the original finding. Vulnetic does not say whether Sable keeps a memory of its own. SourceVulnetic, vulnetic.ai/methodologies and /continuous-penetration-testingread 2026-10-06 |
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| Deployment & Data Residency | Full |
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On premises deployment supports private cloud, customer data center, hybrid and air gapped environments, with pricing scoped to the environment, testing volume and parallel agents. Sable can be placed inside an authorized network, a cloud VPC or a lab with access to internal targets, and it tests internal networks through a controlled relay. SourceVulnetic, vulnetic.ai/on-premises and /active-directory-pentestingread 2026-10-06 |
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| Prebuilt Agents, Templates & Packs | Partial |
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Customers create their own reusable methodology instructions for reconnaissance, exploitation, validation and reporting, and MSSPs standardize a methodology and deliver the work under their own brand. Vulnetic names no prebuilt methodology library and no agents beyond Sable. SourceVulnetic, vulnetic.ai/methodologies and /pentesting-platform-for-msspsread 2026-10-06 |
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| Triggers & Channel Coverage | Partial |
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Teams launch a targeted retest on an existing vulnerability after remediation, a release or an infrastructure change, and run repeatable assessments as applications, APIs and internal environments change. Vulnetic names no schedule or event that starts Sable without a person. SourceVulnetic, vulnetic.ai/continuous-penetration-testingread 2026-10-06 |
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| Model Flexibility & Routing | Not documented |
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No model provider is named, even for the on premises and air gapped deployments, and Vulnetic names no model choice or routing for customers. SourceVulnetic, vulnetic.ai/ai-pentesting-agent and /on-premisesread 2026-10-06 |
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| APIs, SDKs & MCP Extensibility | Not documented |
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No API, SDK or MCP server for building on Vulnetic is published. The integrations Vulnetic mentions for enterprise security teams are not named. SourceVulnetic, vulnetic.ai/enterpriseread 2026-10-06 |
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| Testing, Debugging & Optimization | Not documented |
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Vulnetic tests web applications, APIs, internal networks, cloud and Active Directory, all parts of the customer's estate, and does not evaluate the customer's agents. Its blog promises AI pentesting benchmarks alongside research, but no way to evaluate Sable itself is published. One case reports Domain Admin in 27 minutes. SourceVulnetic, vulnetic.ai, /blog and /active-directory-pentestingread 2026-10-06 |
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| Browser & Computer Use | Not documented |
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Sable runs security tools and commands against targets, from authenticated web apps to Active Directory. Vulnetic names no browser or GUI computer use as a capability. SourceVulnetic, vulnetic.ai/ai-pentesting-agent and /web-application-pentestingread 2026-10-06 |
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The Agentic Index coverage score grades every vendor Full, Partial or Not documented 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; pricing is scoped to environment, testing volume and parallel agents. No pricing page.
Environment, testing volume and parallel-agent requirements, per the on-premises page.
What is public
The scoping basis (environment, testing volume, parallel agents) is public; no prices, credits or plans are published on the vendor's pages.
Variable cost rationale
Scoped by testing volume and parallel agents, so cost grows with the amount of testing contracted.
Sales call required
Yes, required for paid access
Free / trial
Not stated on the vendor's pages.
Key ambiguities
No published prices; the July credit and free-credit terms came from third-party listings.
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Alternatives to Vulnetic
The closest documented capability profiles to Vulnetic 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.
- Ocean5.5 / 14Adds documented APIs, SDKs & MCP Extensibility
- StrikeReady7.5 / 14Adds documented Security, Identity & Governance
- Assail8.0 / 14Adds documented Testing, Debugging & Optimization and Browser & Computer Use
- Dux3.0 / 14A lighter documented profile than Vulnetic
- Netskope8.5 / 14Adds documented Security, Identity & Governance and APIs, SDKs & MCP Extensibility
- Operant AI7.5 / 14Adds documented Security, Identity & Governance and APIs, SDKs & MCP Extensibility
Similarity is computed from each vendor's Agentic Index coverage score evidence, axis by axis, not from the totals. How this evidence is graded