---
title: "List Supported Chains"
method: GET
path: "/v1/bridge/chains"
tags: ["Bridge"]
---

# List Supported Chains

`GET /v1/bridge/chains`

List all blockchain networks available for cross-chain bridging. Each chain includes metadata and native currency details.

**Authentication**: Pass `x-client-id` header for frontend usage from allowlisted origins or `x-secret-key` for backend usage.

## Response `200`

Successfully retrieved supported bridge chains.

- object
  - `result` object[], required — Blockchain networks that support cross-chain bridging
    - `chainId` number, required — The chain ID of the chain
    - `name` string, required — The name of the chain
    - `icon` string, required — The URL of the chain's icon
    - `nativeCurrency` object, required — Information about the native currency of the chain
      - `name` string, required — The name of the native currency
      - `symbol` string, required — The symbol of the native currency
      - `decimals` number, required — The number of decimals used by the native currency

## Other responses

- `401` — Authentication required. For backend usage, include `x-secret-key` header. For frontend usage, include `x-client-id` header.
- `500` — Internal server error occurred while fetching bridge chains.

---

[API](https://skmtc.net/thirdweb/apis/thirdweb-api.md) · [All operations](https://skmtc.net/thirdweb/apis/thirdweb-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/thirdweb/thirdweb-api/revisions/fb4cb67da1c7/schema)