Scouter

Overview / Description

Scouter is an AI security tool that monitors, intercepts, and controls AI agent actions in production for teams shipping agentic systems into real workflows. It instruments every tool call, API request, and database query against policy in milliseconds — allowing safe work to continue while flagging or blocking risky actions before they execute.

At its core, Scouter provides full agent observability by turning production conversations and tool calls into a living map of user intent, agent behavior, and recurring failure points. A standout capability is agentic drift detection, which tracks registered intent and alerts teams when agent behavior deviates from expected patterns — catching problems before they reach users. It also includes ML-based prompt injection detection and Shadow AI agent discovery, which inventories undocumented agents running across an organization alongside their permissions and integrations.

Teams can enforce secure-by-design policies across agent configurations and memory, build human approval workflows for sensitive actions, and forward audit logs to SIEM platforms like Splunk. Scouter supports OpenAI, LangChain, CrewAI, and MCP-based agents out of the box. For organizations operating under regulatory requirements, it offers compliance reports covering SOC 2, ISO 42001, and the EU AI Act at the Enterprise tier. The platform is designed to grow with a team — starting from a free trial for up to three agents and scaling to unlimited agents with self-hosting options for large enterprises.

Used For

Scouter is primarily used to secure AI agents in production by intercepting and blocking unsafe tool calls, API requests, and database queries before they execute. It is also used for Shadow AI discovery — inventorying undocumented agents running across an organization — and for agentic drift detection to catch behavioral deviations early.

Pricing

Starter

$35

Up to 3 agents. Includes Shadow AI discovery, real-time action blocking, Scouter-built security guards, signed audit log, and OpenAI/LangChain/CrewAI/MCP support.

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Startup

$299

Up to 25 agents. Everything in Starter plus Shadow AI exposure and permission inventory, ML prompt injection detection, agentic drift detection, human approval workflows, policy simulation, compliance reports, and priority support.

Choose Startup

Team

$29

$29/seat/mo, minimum 2 seats. Everything in Startup plus shared policy workspace, member roles and permissions, SIEM forwarding to Splunk or syslog, Slack and webhook alerts, and custom guardrails.

Start Team Plan

Enterprise

Free

Unlimited agents. Everything in Team plus custom or tenant-trained ML models, SOC 2/ISO 42001/EU AI Act reports, SAML 2.0 SSO, self-hosting in your VPC, dedicated support and SLA, and guided onboarding.

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Pros & Cons

Pros

  • Intercepts every tool call and API request against policy in milliseconds with no noticeable agent slowdown
  • Shadow AI agent discovery inventories undocumented agents across all platforms with ownership and permission details
  • ML-based prompt injection detection and agentic drift detection flag behavioral deviations before they impact production
  • Human approval workflows let teams gate sensitive agent actions for manual review before execution
  • SIEM forwarding to Splunk or syslog and signed audit logs provide a complete, reviewable action trail

Cons

  • Starter plan limited to 3 agents — small cap for teams with many concurrent agents
  • Agentic drift detection and ML prompt injection are locked behind the $299/mo Startup plan, not available on Starter
  • Self-hosting in a VPC is Enterprise-only, requiring a custom contract
  • No mention of native support for agent frameworks beyond OpenAI, LangChain, CrewAI, and MCP

Questions & Answers

Alternatives

Datadog LLM Observability, Arize AI, Protect AI, LangSmith

Scouter | AI Tools Directory