---
title: "POST /Flows/infer_signature"
method: POST
path: "/Flows/infer_signature"
tags: ["Flows"]
---

# POST /Flows/infer_signature

`POST /Flows/infer_signature`

## Request

- Base URL: `/v1.0` (relative, and the document was published on a file host, not at the API’s origin)
- URL: `/v1.0/Flows/infer_signature`
- Auth: none declared

Flow infer signature

## Query parameters

- `source` string, required

## Response `200`

Flow infer signature

- FlowDict

## Changes

- **2024-04-16** `8ba29bdfc93e`: 1 info
  - endpoint added
- **2024-03-28** `91b8a2cf45a2`: 1 breaking
  - api path removed without deprecation

[Operation history](https://skmtc.dev/azure/apis/prompt-flow-service/changes/Flows/infer_signature/post.md)

---

[API](https://skmtc.dev/azure/apis/prompt-flow-service.md) - [All operations](https://skmtc.dev/azure/apis/prompt-flow-service/llms.txt) - [OpenAPI document](https://skmtc.dev/azure/apis/prompt-flow-service/revisions/04d616ce43c8?raw)