An illustrated checkpoint inspecting AI requests before they enter a protected system

Runtime policy

Inspect every boundary before unsafe data crosses it.

Apply input and output checks for prompt injection, sensitive data, unsafe content, jailbreak markers, and dangerous code at the gateway or inside a workflow.

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  • 01Input and output checks
  • 02PII detection
  • 03Prompt injection controls
  • 04Traceable violations

01Operating model

One path from application intent to controlled execution.

Apply input and output checks for prompt injection, sensitive data, unsafe content, jailbreak markers, and dangerous code at the gateway or inside a workflow.

01

Check inputs before model spend

Inspect freeform user content for sensitive data, prompt injection, unsafe categories, and configured token limits before it reaches a provider.

02

Check outputs before delivery

Apply jailbreak, toxicity, and dangerous code checks after generation but before the response reaches the application or user.

03

Make the policy path explicit

Run guardrails across gateway traffic or place pass and block branches directly inside a workflow graph.

02Capabilities

The controls needed to run it in production.

Everstack keeps guardrails connected to the same identity, policy, deployment, and telemetry boundaries as the rest of the platform.

01

Sensitive data detection

Detect configured patterns such as payment data, identity numbers, email addresses, phone numbers, and IP addresses.

02

Prompt injection checks

Block common instruction overrides, role impersonation, and system prompt extraction attempts.

03

Content filtering

Inspect configured safety categories before input reaches a model and before output reaches a user.

04

Jailbreak detection

Flag known refusal bypass markers and developer-mode patterns in generated output.

05

Code execution prevention

Detect dangerous function patterns when generated content must not contain executable system actions.

06

Violation records

Attach pass or block outcomes to execution context, traces, and workflow logs for audit and tuning.

03Where it fits

Built for real workloads, not isolated demos.

Start with the narrowest useful surface, then connect more of the platform as the workload needs stronger execution, policy, or evidence.

Use case 01

Public AI applications

Apply consistent policy to unpredictable user input and model output.

Use case 02

Sensitive workflows

Stop protected data before it reaches an external model or downstream tool.

Use case 03

Auditable policy enforcement

Keep each intervention connected to the request and workflow that triggered it.

04Questions

What teams usually ask first.

A direct view of how this surface behaves, where it runs, and how it connects to the rest of Everstack.

Where do guardrails run?

They can run across gateway requests through configuration or as explicit input and output nodes inside Workflow Studio.

Are guardrails enabled automatically?

No. Gateway guardrails are explicitly configured so teams can choose the checks, actions, and thresholds that match their application.

Can a violation be audited later?

Yes. Guardrail outcomes are recorded in execution context and appear in traces and workflow execution logs.

Reference

The pages you open once you start building.

Continue through the stack

Next, explore gateway routing.

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