---
title: "Create a coupon set"
description: "Bulk unique single-use codes."
canonical_url: "https://twominutebilling.com/help/developers/api-reference/catalog/create-a-coupon-set"
---
# Create a coupon set

> Bulk unique single-use codes.

<api-operation method="POST" path="/v1/businesses/{biz}/coupon_sets">
<template v-slot:docs="">

## Path parameters

<table>
<thead>
  <tr>
    <th>
      Parameter
    </th>
    
    <th>
      Type
    </th>
    
    <th>
      Required
    </th>
    
    <th>
      Description
    </th>
  </tr>
</thead>

<tbody>
  <tr>
    <td>
      <code>
        biz
      </code>
    </td>
    
    <td>
      <code>
        string
      </code>
    </td>
    
    <td>
      <strong>
        yes
      </strong>
    </td>
    
    <td>
      Business id (biz_…)
    </td>
  </tr>
</tbody>
</table>

## Headers

<table>
<thead>
  <tr>
    <th>
      Parameter
    </th>
    
    <th>
      Type
    </th>
    
    <th>
      Required
    </th>
    
    <th>
      Description
    </th>
  </tr>
</thead>

<tbody>
  <tr>
    <td>
      <code>
        Idempotency-Key
      </code>
    </td>
    
    <td>
      <code>
        string
      </code>
    </td>
    
    <td>
      no
    </td>
    
    <td>
      Safely retry writes — repeats return the original response. If a write FAILED after it had already taken effect, that failure is what repeats: the key is spent, and a new attempt needs a new key.
    </td>
  </tr>
</tbody>
</table>

## Body

The request body is **required**.

<table>
<thead>
  <tr>
    <th>
      Field
    </th>
    
    <th>
      Type
    </th>
    
    <th>
      Required
    </th>
    
    <th>
      Description
    </th>
  </tr>
</thead>

<tbody>
  <tr>
    <td>
      <code>
        coupon
      </code>
    </td>
    
    <td>
      <code>
        string
      </code>
    </td>
    
    <td>
      <strong>
        yes
      </strong>
    </td>
    
    <td>
      Parent coupon whose rules the codes inherit
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        name
      </code>
    </td>
    
    <td>
      <code>
        string
      </code>
    </td>
    
    <td>
      <strong>
        yes
      </strong>
    </td>
    
    <td>
      The coupon set's name.
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        count
      </code>
    </td>
    
    <td>
      <code>
        integer
      </code>
    </td>
    
    <td>
      <strong>
        yes
      </strong>
    </td>
    
    <td>
      How many unique codes to generate (1–10000)
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        code_prefix
      </code>
    </td>
    
    <td>
      <code>
        string
      </code>
    </td>
    
    <td>
      no
    </td>
    
    <td>
      Optional uppercase prefix, e.g. LAUNCH → LAUNCH-AB23CD45EF
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        id
      </code>
    </td>
    
    <td>
      <code>
        string
      </code>
    </td>
    
    <td>
      no
    </td>
    
    <td>
      Caller-named slug id; omitted = derived from name
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        metadata
      </code>
    </td>
    
    <td>
      <code>
        object
      </code>
    </td>
    
    <td>
      no
    </td>
    
    <td>
      Key-value pairs you attach to the coupon set.
    </td>
  </tr>
</tbody>
</table>

## Response

<table>
<thead>
  <tr>
    <th>
      Field
    </th>
    
    <th>
      Type
    </th>
    
    <th>
      Description
    </th>
  </tr>
</thead>

<tbody>
  <tr>
    <td>
      <code>
        object
      </code>
    </td>
    
    <td>
      <code>
        string
      </code>
    </td>
    
    <td>
      The object type.
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        id
      </code>
    </td>
    
    <td>
      <code>
        string
      </code>
    </td>
    
    <td>
      The coupon set's id (<code>
        launch-codes
      </code>
      
      ).
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        name
      </code>
    </td>
    
    <td>
      <code>
        string
      </code>
    </td>
    
    <td>
      The coupon set's name.
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        coupon
      </code>
    </td>
    
    <td>
      <code>
        string
      </code>
    </td>
    
    <td>
      The id of the coupon the codes in this set redeem (a slug id, e.g. <code>
        welcome-10
      </code>
      
      ).
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        total_count
      </code>
    </td>
    
    <td>
      <code>
        integer
      </code>
    </td>
    
    <td>
      Number of codes in the set.
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        redeemed_count
      </code>
    </td>
    
    <td>
      <code>
        integer
      </code>
    </td>
    
    <td>
      Number of codes already redeemed.
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        archived_count
      </code>
    </td>
    
    <td>
      <code>
        integer
      </code>
    </td>
    
    <td>
      Codes withdrawn via archive — spent, but not by a customer.
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        unredeemed_count
      </code>
    </td>
    
    <td>
      <code>
        integer
      </code>
    </td>
    
    <td>
      Still redeemable. Not total_count − redeemed_count: archived codes are neither.
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        created_at
      </code>
    </td>
    
    <td>
      <code>
        string · ISO-8601
      </code>
    </td>
    
    <td>
      When the coupon set was created (ISO-8601 UTC).
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        archived_at
      </code>
    </td>
    
    <td>
      <code>
        string · ISO-8601
      </code>
    </td>
    
    <td>
      When the set was archived (ISO-8601 UTC), or null.
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        metadata
      </code>
    </td>
    
    <td>
      <code>
        object
      </code>
    </td>
    
    <td>
      Key-value pairs you attach to the coupon set.
    </td>
  </tr>
</tbody>
</table>

## Status codes

<table>
<thead>
  <tr>
    <th>
      Status
    </th>
    
    <th>
      Meaning
    </th>
  </tr>
</thead>

<tbody>
  <tr>
    <td>
      <code>
        201
      </code>
    </td>
    
    <td>
      Created
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        400
      </code>
    </td>
    
    <td>
      Invalid coupon set
    </td>
  </tr>
  
  <tr>
    <td>
      <code>
        409
      </code>
    </td>
    
    <td>
      Idempotency-Key conflict — the key is already in flight, or was reused with a different request payload.
    </td>
  </tr>
</tbody>
</table>
</template>

<template v-slot:request="">

```bash [Request]
curl -X POST "$TMBILLING_URL/v1/businesses/biz_XXXXXXXXXXXX01/coupon_sets" \
  -H "Authorization: Bearer $TMBILLING_API_KEY" \
  -H "Idempotency-Key: $(uuidgen)" \
  -H "Content-Type: application/json" \
  -d '{
    "coupon": "welcome-10",
    "name": "Welcome 10% off",
    "count": 1
  }'
```

</template>

<template v-slot:response="">
<code-group>

```json [201 Created]
{
  "object": "coupon_set",
  "id": "launch-codes",
  "name": "Welcome 10% off",
  "coupon": "welcome-10",
  "total_count": 2900,
  "redeemed_count": 1,
  "archived_count": 1,
  "unredeemed_count": 1,
  "created_at": "2026-03-14T09:30:00Z",
  "archived_at": null,
  "metadata": {
    "crm_id": "acct-1001"
  }
}
```

```json [400 Bad Request]
{
  "error": {
    "type": "invalid_request_error",
    "message": "Invalid coupon set"
  }
}
```

```json [409 Conflict]
{
  "error": {
    "type": "idempotency_error",
    "message": "Idempotency-Key conflict — the key is already in flight, or was reused with a different request payload."
  }
}
```

</code-group>
</template>
</api-operation>


## Sitemap

See the full [sitemap](https://twominutebilling.com/sitemap.md) for all pages.