---
title: "Create a scheduling proposal"
method: POST
path: "/v1/scheduling/proposals"
tags: ["Scheduling"]
---

# Create a scheduling proposal

`POST /v1/scheduling/proposals`

## Request

- Base URL: `https://api.chronary.ai`
- URL: `https://api.chronary.ai/v1/scheduling/proposals`
- Auth: HTTP bearer

Creates a new scheduling proposal with time slots. The organizer and all participants must be agents in your organization. **Requires Pro plan.**

## Request body

- object
  - `title` string, required
  - `description` string
  - `organizer_agent_id` string, required
  - `participant_agent_ids` string[], required
  - `calendar_id` string, required
  - `slots` object[], required: 1–20 candidate time slots
    - `start_time` string, date-time, required
    - `end_time` string, date-time, required
    - `weight` number
    - `calendar_id` string
  - `expires_at` string, date-time
  - `metadata` object

## Response `201`

Proposal created

- ProposalSummary
  - `id` string, required
  - `title` string, required
  - `description` string, nullable, required
  - `organizer_agent_id` string, required
  - `participant_agent_ids` string[], required
  - `calendar_id` string, required
  - `status` 'pending' | 'confirmed' | 'expired' | 'cancelled', required
  - `expires_at` string, date-time, nullable, required
  - `resolved_slot` object, nullable, required
  - `created_event_id` string, nullable, required
  - `metadata` object, required
  - `created_at` string, date-time, required
  - `updated_at` string, date-time, required

## Other responses

- `400`: Validation error — invalid request body or query parameters
- `401`: Unauthorized — missing or invalid API key
- `403`: Plan upgrade required — feature is not available on the current plan
- `404`: Organizer or participant agent not found
- `429`: Rate limited — 10 requests per second per key exceeded
- `500`: Internal server error

---

[API](https://skmtc.dev/chronary/apis/chronary-api.md) · [All operations](https://skmtc.dev/chronary/apis/chronary-api/llms.txt) · [OpenAPI document](https://skmtc.dev/chronary/apis/chronary-api/revisions/0d1a330294ae?raw)