> ## Documentation Index
> Fetch the complete documentation index at: https://developers.avacloud.io/llms.txt
> Use this file to discover all available pages before exploring further.
# Get chain information for supported blockchain
> Get chain information for Metrics API supported blockchain.
## OpenAPI
````yaml get /v2/chains/{chainId}
openapi: 3.1.0
info:
title: Metrics API
description: >-
The Metrics API provides metrics and analytics of on-chain activity. The API
is in Beta and may be subject to change.If you have feedback or
feature requests for the API, please submit them here.
Bug reports can be submitted here,
and any potential security issues can be reported here.
version: 1.0.0
contact: {}
servers:
- url: https://metrics.avax.network
security: []
tags:
- name: EVM Chains
description: Find information about which routes are supported for a given EVM chainID.
- name: Chain Metrics
description: Get network level staking and usage metrics.
- name: L1 Validator Metrics
description: Get network level l1 validator metrics.
- name: Looking Glass
description: >-
Looking Glass is a tool that allows users to look up information for
future airdrops.
- name: Health Check
- name: Chain Throughput
description: Get throughput metrics for a given chain.
- name: Cumulative
description: Get cumulative metrics for a given chain.
- name: Staking Information
description: Get staking information for a given chain.
paths:
/v2/chains/{chainId}:
get:
tags:
- EVM Chains
summary: Get chain information for supported blockchain
description: Get chain information for Metrics API supported blockchain.
operationId: getChain
parameters:
- name: chainId
required: true
in: path
description: >-
A supported evm chain id. Use the `/chains` endpoint to get a list
of supported chain ids.
example: '43114'
schema:
type: string
responses:
'200':
description: Successful response
content:
application/json:
schema:
$ref: '#/components/schemas/Chain'
'400':
description: |-
Bad requests generally mean the client has passed invalid
or malformed parameters. Error messages in the response could help in
evaluating the error.
content:
application/json:
schema:
$ref: '#/components/schemas/BadRequest'
'401':
description: |-
When a client attempts to access resources that require
authorization credentials but the client lacks proper authentication
in the request, the server responds with 401.
content:
application/json:
schema:
$ref: '#/components/schemas/Unauthorized'
'403':
description: |-
When a client attempts to access resources with valid
credentials but doesn't have the privilege to perform that action,
the server responds with 403.
content:
application/json:
schema:
$ref: '#/components/schemas/Forbidden'
'404':
description: |-
The error is mostly returned when the client requests
with either mistyped URL, or the passed resource is moved or deleted,
or the resource doesn't exist.
content:
application/json:
schema:
$ref: '#/components/schemas/NotFound'
'429':
description: |-
This error is returned when the client has sent too many,
and has hit the rate limit.
content:
application/json:
schema:
$ref: '#/components/schemas/TooManyRequests'
'500':
description: |-
The error is a generic server side error that is
returned for any uncaught and unexpected issues on the server side.
This should be very rare, and you may reach out to us if the problem
persists for a longer duration.
content:
application/json:
schema:
$ref: '#/components/schemas/InternalServerError'
'502':
description: |-
This is an internal error indicating invalid response
received by the client-facing proxy or gateway from the upstream server.
content:
application/json:
schema:
$ref: '#/components/schemas/BadGateway'
'503':
description: |-
The error is returned for certain routes on a particular
Subnet. This indicates an internal problem with our Subnet node, and may
not necessarily mean the Subnet is down or affected.
content:
application/json:
schema:
$ref: '#/components/schemas/ServiceUnavailable'
x-codeSamples:
- lang: javascript
label: JavaScript
source: |-
import { Avalanche } from "@avalanche-sdk/chainkit";
const avalanche = new Avalanche({
chainId: "43114",
});
async function run() {
const result = await avalanche.metrics.chains.get({});
console.log(result);
}
run();
components:
schemas:
Chain:
type: object
properties:
evmChainId:
type: number
examples:
- 43114
description: EVM ChainID for the blockchain.
chainName:
type: string
examples:
- c_chain
description: Blockchain alias for easy identification of blockchains.
blockchainId:
type: string
examples:
- 2q9e4r6Mu3U68nU1fYjgbR6JvwrRx36CohpAX5UQxse55x1Q5
description: Unique blockchain ID for this blockchain.
subnetId:
type: string
examples:
- 11111111111111111111111111111111LpoYY
description: Subnet ID this blockchain belongs to.
network:
$ref: '#/components/schemas/NetworkType'
examples:
- mainnet
required:
- evmChainId
- chainName
- blockchainId
- subnetId
- network
BadRequest:
type: object
properties:
message:
description: The error message describing the reason for the exception
oneOf:
- type: string
- type: array
items:
type: string
statusCode:
type: number
description: The HTTP status code of the response
examples:
- 400
error:
type: string
description: The type of error
examples:
- Bad Request
required:
- message
- statusCode
- error
Unauthorized:
type: object
properties:
message:
description: The error message describing the reason for the exception
oneOf:
- type: string
- type: array
items:
type: string
statusCode:
type: number
description: The HTTP status code of the response
examples:
- 401
error:
type: string
description: The type of error
examples:
- Unauthorized
required:
- message
- statusCode
- error
Forbidden:
type: object
properties:
message:
description: The error message describing the reason for the exception
oneOf:
- type: string
- type: array
items:
type: string
statusCode:
type: number
description: The HTTP status code of the response
examples:
- 403
error:
type: string
description: The type of error
examples:
- Forbidden
required:
- message
- statusCode
- error
NotFound:
type: object
properties:
message:
description: The error message describing the reason for the exception
oneOf:
- type: string
- type: array
items:
type: string
statusCode:
type: number
description: The HTTP status code of the response
examples:
- 404
error:
type: string
description: The type of error
examples:
- Not Found
required:
- message
- statusCode
- error
TooManyRequests:
type: object
properties:
message:
description: The error message describing the reason for the exception
oneOf:
- type: string
- type: array
items:
type: string
statusCode:
type: number
description: The HTTP status code of the response
examples:
- 429
error:
type: string
description: The type of error
examples:
- Too Many Requests
required:
- message
- statusCode
- error
InternalServerError:
type: object
properties:
message:
description: The error message describing the reason for the exception
oneOf:
- type: string
- type: array
items:
type: string
statusCode:
type: number
description: The HTTP status code of the response
examples:
- 500
error:
type: string
description: The type of error
examples:
- Internal Server Error
required:
- message
- statusCode
- error
BadGateway:
type: object
properties:
message:
description: The error message describing the reason for the exception
oneOf:
- type: string
- type: array
items:
type: string
statusCode:
type: number
description: The HTTP status code of the response
examples:
- 502
error:
type: string
description: The type of error
examples:
- Bad Gateway
required:
- message
- statusCode
- error
ServiceUnavailable:
type: object
properties:
message:
description: The error message describing the reason for the exception
oneOf:
- type: string
- type: array
items:
type: string
statusCode:
type: number
description: The HTTP status code of the response
examples:
- 503
error:
type: string
description: The type of error
examples:
- Service Unavailable
required:
- message
- statusCode
- error
NetworkType:
type: string
description: Network on which this blockchain or subnet is created on.
enum:
- mainnet
- testnet
````