Operator
Operator: Role-aware API security testing with reproducible findings and hybrid deployment. Ranked #3 of 27 in API Security Testing Software by our editors (8.0/10); pricing: Free plan; best for role-aware API security testing.
At a glance
- Editor score8.0 / 10
- PricingFree plan
- Best forRole-aware API security testing
- Free planYes
- Authorization testingYes
- Facts checked20 Sep 2026

Where it wins
- Tests cross-role and cross-tenant authorization flaws
- Provides reproducible evidence, CVSS vectors, and remediation guidance
- Supports REST, GraphQL, gRPC, and hybrid deployment
Where it doesn't
- Demo scanning is passive and read-only
- Pro and Enterprise pricing requires contacting sales
- Testing focuses on documented API operations
Our verdict on Operator
Operator is an autonomous API penetration testing agent from Planck Proof for teams securing REST, GraphQL, and gRPC APIs. It parses OpenAPI or Swagger specifications, tests documented operations across roles and tenants, and reports reproduced findings with request and response evidence, reproduction steps, CVSS v3.1 vectors, and remediation guidance. Its coverage includes BOLA, BFLA, broken authentication, injection, input validation, and business-logic flaws.
The free Demo plan is available forever and includes AI mapping of the vulnerability surface, passive read-only scanning, and a full per-endpoint hypothesis list. Pro adds autonomous exploitation of BOLA, BFLA, and business-logic flaws, proof of concept and reproduction for every finding, integrations with DefectDojo, Slack, GitHub, GitLab, and webhooks, plus PDF, CSV, and SARIF exports. Enterprise adds SSO/SAML, roles, private VPC or on-prem deployment, an SLA, dedicated support, and volume pricing for many APIs and seats. Pro and Enterprise pricing requires contacting sales.
Operator fits security and engineering teams that want spec-driven API testing tied to development and security workflows. Its integrations include Jira, ServiceNow, CI/CD, SIEM, webhooks, and API access, supporting connections across issue tracking, delivery, and security operations. The product is a strong match for organizations focused on authorization across roles and tenants, reproducible evidence, and request chaining for business-logic testing. Teams that need testing beyond documented operations, or only want passive read-only scanning, should weigh the scope of the selected plan before choosing it.
Operator pricing
All 3 Operator plans and prices →
Operator fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Not verified |
| API discovery | Yes |
| Authentication testing | Yes |
| Authorization testing | Yes |
| Input-validation testing | Yes |
| Business-logic testing | Yes |
| Deployment | Hybrid |
| API formats | REST, GraphQL, gRPC, OpenAPI, Swagger |
| Deployment | Cloud, Self-hosted |
| Platforms | Web |
| Compliance & security | SSO/SAML |
| Support | Email, Phone |
| Built for | Small business, Mid-market, Enterprise (editorial estimate) |
| Integrations | 10 integrations: DefectDojo, Slack, GitHub, GitLab, Jira, ServiceNow … See all → |
| Pricing | Free plan (source) |
| Website | planckproof.ai |
| Facts checked | 20 Sep 2026 |
Operator integrations
Operator lists 10 integrations on its own site.
- DefectDojo
- Slack
- GitHub
- GitLab
- Jira
- ServiceNow
- CI/CD
- SIEM
- webhooks
- API
See all Operator integrations →
Alternatives to Operator
- Levo.aiA full-lifecycle API security platform spanning discovery, testing, and runtime monitoring.9.0
- PyntBroad API security coverage with flexible integrations and a free entry plan.8.8
- Akto API Security PlatformA broad API security platform with a free plan and hybrid deployment options.7.7
See all Operator alternatives →
Operator vs the competition
- Operator vs Levo.ai
- Operator vs Pynt
- Operator vs Akto API Security Platform
- Operator vs APISec Platform
- Operator vs AquilaX API Security Scanner
- Operator vs Schemathesis
Compare Operator with any tool side by side →
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Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026
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