---
title: "Create a new custom_symbol"
method: POST
path: "/api/v3/projects/{project_id}/custom_symbols"
tags: ["custom symbols"]
---

# Create a new custom_symbol

`POST /api/v3/projects/{project_id}/custom_symbols`

## Request

- Base URL: `https://client-api.us.fieldwire.com`
- URL: `https://client-api.us.fieldwire.com/api/v3/projects/{project_id}/custom_symbols`
- Auth: HTTP bearer

## Path parameters

- `project_id` string, uuid, required

## Headers

- `Fieldwire-Version` string, date, required

## Request body

- CustomSymbolCreateInput: Schema for creating custom_symbols
  - `id` string, uuid: ID of the entity
  - `creator_user_id` integer, required: ID of the user who created this entity
  - `last_editor_user_id` integer, required: ID of the user who most recently edited this entity
  - `file_url` string, required: URL of the file uploaded
  - `max_description_length` integer, nullable: Maximum length allowed for the description
  - `device_created_at` string, date-time: Time when the device created the entity
  - `device_updated_at` string, date-time: Time when the device last updated the entity

## Response `201`

Successful response

- CustomSymbol: Schema for custom symbols
  - `id` string, uuid, required: ID of the entity
  - `creator_user_id` integer, required: ID of the user who created this entity
  - `last_editor_user_id` integer, required: ID of the user who most recently edited this entity
  - `project_id` string, uuid, required: ID of the project this entity belongs to
  - `file_url` string, required: URL of the file uploaded
  - `max_description_length` integer, nullable: Maximum length allowed for the description
  - `created_at` string, date-time, required: Time when the server created the entity
  - `deleted_at` string, date-time, nullable: Time the server deleted the entity
  - `device_created_at` string, date-time, required: Time when the device created the entity
  - `device_updated_at` string, date-time, required: Time when the device last updated the entity
  - `resolved_conflict` boolean, required: Specifies if PUT/PATCH request was rejected - do not store this field!
  - `updated_at` string, date-time, required: Time when the server last updated the entity

---

[API](https://skmtc.dev/fieldwire/apis/fieldwire-regional-api.md) - [All operations](https://skmtc.dev/fieldwire/apis/fieldwire-regional-api/llms.txt) - [OpenAPI document](https://skmtc.dev/fieldwire/apis/fieldwire-regional-api/revisions/34b820438c0b?raw)