> ## Documentation Index
> Fetch the complete documentation index at: https://docs.polynode.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# merge

> Fires when a wallet merges conditional tokens. Inverse of split — tokens combined back into collateral.

<Note>**polynode exclusive** — no other Polymarket data provider offers merge event webhooks.</Note>

## Filters

| Filter             | Type       | Description                |
| ------------------ | ---------- | -------------------------- |
| `wallet_addresses` | `string[]` | Wallets to watch. Max 500. |
| `condition_ids`    | `string[]` | Markets to watch. Max 100. |

## Payload

Same schema as [`split`](/webhooks/events/split), with `"type": "merge"`.