---
title: "Execute prompt-injection evaluator"
method: POST
path: "/v2/evaluators/prompt-injection/execute"
tags: ["evaluators"]
---

# Execute prompt-injection evaluator

`POST /v2/evaluators/prompt-injection/execute`

Detect prompt injection attempts

**Request Body:**
- `input.prompt` (string, required): The prompt to check for injection attempts
- `config.threshold` (float, optional): Detection threshold (default: 0.5)

## Request body

- RequestPromptInjectionRequest
  - `config` RequestPromptInjectionConfigRequest
    - `threshold` number
  - `input` RequestPromptInjectionInput, required
    - `prompt` string, required

## Response `200`

OK

- ResponsePromptInjectionResponse
  - `has_injection` boolean

## Other responses

- `400` — Bad Request
- `500` — Internal Server Error

## Changes

- **2026-04-12** `bd3e46b75d87` — 1 info
  - endpoint added
- **2026-01-01** `aef6c851927f` — 1 breaking
  - api path removed without deprecation

[Change history](https://skmtc.dev/traceloop/apis/traceloop-api/changes/v2/evaluators/prompt-injection/execute/post.md)

---

[API](https://skmtc.dev/traceloop/apis/traceloop-api.md) · [All operations](https://skmtc.dev/traceloop/apis/traceloop-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/traceloop/traceloop-api/revisions/9c12a04a5947/schema)