Properties
| Name | Type | Description |
|---|---|---|
| content | string | To-do text content |
| description | string | HTML-formatted additional details |
| completed | boolean | Whether this to-do has been completed |
| due_on | string | Due date in ISO 8601 format |
| starts_on | string | Start date in ISO 8601 format |
| position | integer | Position within the to-do list |
| assignees | array | People assigned to this to-do |
| completion_subscribers | array | People notified when this to-do is completed |
| comments_count | integer | Number of comments on this to-do |
| parent | object |
JSON Schema
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "https://api-evangelist.github.io/basecamp/json-schema/todo-schema.json",
"title": "Todo",
"allOf": [
{
"$ref": "#/components/schemas/Recording"
},
{
"type": "object",
"properties": {
"content": {
"type": "string",
"description": "To-do text content"
},
"description": {
"type": "string",
"description": "HTML-formatted additional details"
},
"completed": {
"type": "boolean",
"description": "Whether this to-do has been completed"
},
"due_on": {
"type": "string",
"format": "date",
"description": "Due date in ISO 8601 format",
"nullable": true
},
"starts_on": {
"type": "string",
"format": "date",
"description": "Start date in ISO 8601 format",
"nullable": true
},
"position": {
"type": "integer",
"description": "Position within the to-do list"
},
"assignees": {
"type": "array",
"description": "People assigned to this to-do",
"items": {
"$ref": "#/components/schemas/PersonRef"
}
},
"completion_subscribers": {
"type": "array",
"description": "People notified when this to-do is completed",
"items": {
"$ref": "#/components/schemas/PersonRef"
}
},
"comments_count": {
"type": "integer",
"description": "Number of comments on this to-do"
},
"parent": {
"$ref": "#/components/schemas/Recording"
}
}
}
]
}
Work with this as data
Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.
MCP server
One button, every client — Claude, Cursor, VS Code and the rest.
https://apis.io/mcp
Tools for schemas
4 MCP tools reach this
find_json_schemasBrowse and filter every JSON Schema in the catalog.apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.resolveTurn a domain, URL or GitHub org into the provider it belongs to.find_cohortsEvery scored population of providers in the catalog.
Call it yourself
curl for this page
This JSON Schema
curl "https://apis.io/api/v1/json-schemas/todo"
All schemas
curl "https://apis.io/api/v1/json-schemas?limit=25"
Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.
Get an API key
Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.
A second provider on the same verified email joins the account you already have.