---
title: "Changes to Read Single Chart"
method: POST
path: "/api/v1/charts/{chart_id}"
---

# Changes to Read Single Chart

`POST /api/v1/charts/{chart_id}`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 1 of 77 revisions.

- **2026-10-16** `1a8ee9358d81`: 12 breaking, 3 warning, 1 info

## Changes

- **2026-10-16** `1a8ee9358d81`: 12 breaking, 3 warning, 1 info
  - added `#/components/schemas/SingleCustomChartResponse, #/components/schemas/CustomTextBlockResponse` to the response body `oneOf` list for the response status `200`
  - the response's body type changed from `object` to no type for status `200`
  - the `detail/items/` response's property type changed from `object` to `string` for status `422`
  - removed the required property `chart_type` from the response with the `200` status
  - removed the required property `data` from the response with the `200` status
  - removed the required property `detail/items/loc` from the response with the `422` status
  - removed the required property `detail/items/msg` from the response with the `422` status
  - removed the required property `detail/items/type` from the response with the `422` status
  - removed the required property `id` from the response with the `200` status
  - removed the required property `index` from the response with the `200` status
  - removed the required property `series` from the response with the `200` status
  - removed the required property `title` from the response with the `200` status
  - removed the optional property `common_filters` from the response with the `200` status
  - removed the optional property `description` from the response with the `200` status
  - removed the optional property `metadata` from the response with the `200` status
  - added response discriminator for the response status `200`

---

[Operation](https://skmtc.dev/langchain-ai/apis/langsmith/docs/api/v1/charts/:chart_id/post.md) - [API](https://skmtc.dev/langchain-ai/apis/langsmith.md) - [Page](https://skmtc.dev/langchain-ai/apis/langsmith/changes/api/v1/charts/:chart_id/post)