---
title: "Assign a label to a jetton"
method: POST
path: "/api/v3/labels/{address}"
tags: ["Labels"]
---

# Assign a label to a jetton

`POST /api/v3/labels/{address}`

## Path parameters

- `address` string, required

## Request body

- ApiLabelAssignRequest
  - `label` string, required
  - `expiration_seconds` integer — Optional expiration time in seconds. If not provided, the label will not expire.

## Response `200`

Label assigned successfully

## Other responses

- `404` — Jetton not found
- `default` — Some error during request processing

---

[API](https://skmtc.net/swap/apis/tokens-service.md) · [All operations](https://skmtc.net/swap/apis/tokens-service/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/swap/tokens-service/versions/8473b7a3ca64/schema)