WitnessAI
WitnessAI: A broad control layer for governing employee, application, agent, and MCP activity. Ranked #7 of 30 in LLM Security Tools by our editors (8.7/10); pricing: Pricing on request; best for organizations needing governed AI activity visibility.
At a glance
- Editor score8.7 / 10
- PricingPricing on request
- Best forOrganizations needing governed AI activity visibility
- Prompt injection defenseYes
- Facts checked21 Sep 2026
Where it wins
- Discovers AI activity across employees, applications, models, agents, and MCP connections
- Blocks prompt injection, jailbreaks, harmful outputs, and policy violations
- Governs agents, MCP servers, tool calls, data masking, and audit trails
Where it doesn't
- Pricing and plan selection require vendor engagement
- Cloud deployment may not suit organizations requiring another deployment model
- Its broad enterprise governance scope may exceed narrower AI security needs
Our verdict on WitnessAI
WitnessAI is a cloud AI security and governance platform for organizations using public and private LLMs, AI applications, developers, and autonomous agents. It is designed for enterprises that need visibility and control across employee activity, applications, models, agents, and MCP connections, with a particular fit for regulated environments and large-scale AI governance programs. The platform is available through web and API access and is positioned to govern both network-level and API-based integrations.
Its ecosystem coverage is a central strength. Verified integrations include OpenAI, Anthropic, GitHub Copilot, Cursor, Microsoft Office, and Visual Studio Code. WitnessAI combines that connectivity with bidirectional runtime inspection of prompts and model responses, intent-based policies with allow, warn, block, and routing actions, and identity-linked audit trails for compliance reporting. Agent, MCP server, and tool-call governance extend the scope beyond conventional prompt filtering, while automated model red teaming addresses pre-production review before deployment.
The protection layer covers prompt-injection and jailbreak detection, harmful-output and policy-violation filtering, and masking or tokenization for PII, credentials, secrets, and other sensitive data. Deployment is cloud-based in a customer-selected cloud, with proxy, API, and MCP integration options documented by the vendor. Pricing follows a contact-sales model rather than published plan tiers, so organizations should expect vendor engagement to evaluate the offering. WitnessAI is a strong fit for teams seeking centralized AI activity governance across a varied ecosystem; organizations wanting a narrower tool or a different deployment model should look elsewhere.
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WitnessAI pricing
WitnessAI fact sheet
| Free plan | Not verified |
|---|---|
| Paid from | Not verified |
| Prompt injection defense | Yes |
| PII redaction | Yes |
| Secrets detection | Yes |
| Output guardrails | Yes |
| Model-abuse detection | Yes |
| Deployment model | Cloud |
| Deployment | Cloud |
| Platforms | Web |
| Compliance & security | SOC 2 |
| Built for | Enterprise (editorial estimate) |
| Integrations | 6 integrations: OpenAI, Anthropic, GitHub Copilot, Cursor, Microsoft Office, Visual Studio Code |
| Pricing | Pricing on request |
| Website | witness.ai |
| Facts checked | 21 Sep 2026 |
WitnessAI integrations
WitnessAI lists 6 integrations on its own site.
- OpenAI
- Anthropic
- GitHub Copilot
- Cursor
- Microsoft Office
- Visual Studio Code
Alternatives to WitnessAI
- Guardrails AIA broad open-source toolkit for runtime LLM validation, policy enforcement, and risk detection.9.3
- LLM GuardA self-hosted toolkit for scanning prompts, outputs, PII, secrets, and LLM risks.9.2
- NVIDIA NeMo GuardrailsA broad, self-hosted toolkit for controlling inputs, outputs, tools, and AI-agent behavior.9.1
See all WitnessAI alternatives →
WitnessAI vs the competition
- WitnessAI vs Guardrails AI
- WitnessAI vs LLM Guard
- WitnessAI vs NVIDIA NeMo Guardrails
- WitnessAI vs Amazon Bedrock Guardrails
- WitnessAI vs PromptGuard
- WitnessAI vs Noma Security
Compare WitnessAI with any tool side by side →
Also Ranked In
WitnessAI is ranked in 3 of our directories.
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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