---
title: "GET /v1/chains/{chainId}"
method: GET
path: "/v1/chains/{chainId}"
tags: ["Chains"]
---

# GET /v1/chains/{chainId}

`GET /v1/chains/{chainId}`

## Request

- Base URL: `https://api.tokenbooks.io` (the document declares no server; this is the origin it was published from)
- URL: `https://api.tokenbooks.io/v1/chains/{chainId}`
- Auth: API key in header `x-api-key`

## Path parameters

- `chainId` string, required

## Response `200`

- ChainResponseDto
  - `chainId` string, required: Public chain ID
  - `name` string, required: Chain name
  - `nativeChainId` string, required: Native chain ID as a decimal string
  - `logos` object, required: Chain logo metadata
  - `coinGeckoAssetPlatformId` string, nullable, required: CoinGecko asset platform ID
  - `coinGeckoNetworkId` string, nullable, required: CoinGecko network ID
  - `type` 'BLOCKCHAIN' | 'EXCHANGE' | 'BANK', required: Chain type
  - `exchangeRequiredCredentials` string, nullable, required: Required exchange credential metadata
  - `createdAt` string, date-time, required: Creation timestamp (ISO 8601)
  - `updatedAt` string, date-time, required: Last update timestamp (ISO 8601)

---

[API](https://skmtc.dev/tokenbooks/apis/tokenbooks-public-api.md) · [All operations](https://skmtc.dev/tokenbooks/apis/tokenbooks-public-api/llms.txt) · [OpenAPI document](https://skmtc.dev/tokenbooks/apis/tokenbooks-public-api/revisions/180622e6255e?raw)