---
title: "Api Edit Session Chart"
method: POST
path: "/api/apps/session/{chat_id}/cards/{card_id}/edit"
tags: ["apps"]
---

# Api Edit Session Chart

`POST /api/apps/session/{chat_id}/cards/{card_id}/edit`

## Request

- Base URL: `https://app.getdot.ai` (the document declares no server; this is the origin it was published from)
- URL: `https://app.getdot.ai/api/apps/session/{chat_id}/cards/{card_id}/edit`
- Auth: one of:
  - API key in header `X-API-KEY`
  - API key in cookie `Authorization`
  - OAuth 2 (password, token URL `/api/auth/token`)

Preview a chart edit while serializing this draft's build state.

## Path parameters

- `chat_id` string, required
- `card_id` string, required

## Request body

- EditChartRequest
  - `modification_request` string, required
  - `param_values` object, nullable
  - `prev_code` string, nullable
  - `tile_column` string, nullable

## Response `200`

Successful Response

- object

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/getdot/apis/dot-api-2.md) · [All operations](https://skmtc.dev/getdot/apis/dot-api-2/llms.txt) · [OpenAPI document](https://skmtc.dev/getdot/apis/dot-api-2/revisions/d26fe7163a7f?raw)