---
title: "POST /call/DescribeImage4"
method: POST
path: "/call/DescribeImage4"
---

# POST /call/DescribeImage4

`POST /call/DescribeImage4`

## Request body

- object
  - `classWithImage` ClassWithImage, required
    - `fake_image` FakeImage, required
      - `url` string, required
    - `myImage` union, required
      - object
        - `base64` string, required
        - `media_type` string
      - object
        - `url` string, required
        - `media_type` string
    - `param2` string, required
  - `img2` union, required
    - object
      - `base64` string, required
      - `media_type` string
    - object
      - `url` string, required
      - `media_type` string
  - `__baml_options__` BamlOptions
    - `client_registry` object, required
      - `clients` ClientProperty[], required
        - `name` string, required
        - `provider` string, required
        - `options` object, required
      - `primary` string

## Response `200`

Successful operation

- string

## Changes

> 52 revisions in range; 51 could not be searched.

- **2025-03-11** `e28c8736c70e` — 2 info
  - added the new optional request property `__baml_options__/client_registry/clients/items/retry_policy`
  - the request property `__baml_options__/client_registry` became optional

[Change history](https://skmtc.dev/boundaryml/apis/baml-cli-serve/changes/call/DescribeImage4/post.md)

---

[API](https://skmtc.dev/boundaryml/apis/baml-cli-serve.md) · [All operations](https://skmtc.dev/boundaryml/apis/baml-cli-serve/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/boundaryml/baml-cli-serve/revisions/3f3e2166cbf3/schema)