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

# Execute intent-change evaluator

`POST /v2/evaluators/execute/intent-change`

Detect changes in user intent between prompts and completions

**Request Body:**
- `input.prompts` (string, required): JSON array of prompts in the conversation
- `input.completions` (string, required): JSON array of completions in the conversation
- `config.model` (string, optional): Model to use for evaluation (default: gpt-4o)

## Request body

- RequestIntentChangeRequest
  - `config` RequestIntentChangeConfigRequest
    - `model` string
  - `input` RequestIntentChangeInput, required
    - `completions` string, required
    - `prompts` string, required

## Response `200`

OK

- ResponseIntentChangeResponse
  - `pass` boolean
  - `reason` string
  - `score` integer

## Other responses

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

## Changes

- **2026-01-01** `aef6c851927f` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/traceloop/apis/traceloop-api/changes/v2/evaluators/execute/intent-change/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/aef6c851927f/schema)