---
title: "Retext Card Endpoint"
method: POST
path: "/sessions/{session_id}/retext-card"
tags: ["sessions"]
---

# Retext Card Endpoint

`POST /sessions/{session_id}/retext-card`

## Request

- Base URL: `https://api.nicheangle.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.nicheangle.com/sessions/{session_id}/retext-card`
- Auth: none declared

FREE re-text / re-color of an existing image card (Pillow re-composite over
the retained background — no image gen, no credit). Sets the exact HEADER words
and optional text color.

## Path parameters

- `session_id` string, uuid, required

## Headers

- `authorization` string, nullable

## Request body

- RetextCardRequest
  - `cell` string, nullable
  - `headline` string, nullable
  - `subhead` string, nullable
  - `color` string, nullable

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/nicheangle/apis/signal-api.md) · [All operations](https://skmtc.dev/nicheangle/apis/signal-api/llms.txt) · [OpenAPI document](https://skmtc.dev/nicheangle/apis/signal-api/revisions/ed8b47ff5891?raw)