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Helius Addresses API

Enhanced on-chain identity data with complete wallet activity and ownership information.

Helius Addresses API is one of 20 APIs that Helius publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Addresses. The published artifact set on APIs.io includes an OpenAPI specification.

This API exposes 2 operations across 2 paths, and defines 4 schemas. It is described by OpenAPI 3.1.0, at version 1.0.0.

Requests are made against 14 base URLs: https://mainnet.helius-rpc.com, https://devnet.helius-rpc.com, https://sender.helius-rpc.com, https://api.helius.xyz, https://admin-api.helius.xyz, https://api-mainnet.helius-rpc.com, https://api-devnet.helius-rpc.com, http://slc-sender.helius-rpc.com, http://ewr-sender.helius-rpc.com, http://lon-sender.helius-rpc.com, http://fra-sender.helius-rpc.com, http://ams-sender.helius-rpc.com, http://sg-sender.helius-rpc.com, http://tyo-sender.helius-rpc.com.

2 operations 2 paths 4 schemas 2 GET

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.1.0
API Version
1.0.0
Base URL
https://mainnet.helius-rpc.com/?api-key={apiKey}
Authentication
API Key, API Key
License
Resource Areas
1

Authentication & Security 2

Helius Addresses API declares 2 security schemes for authenticating requests. An API key is passed in the query as api-key (ApiKeyQuery). An API key is passed in the header as X-Api-Key (ApiKeyHeader).

  • ApiKeyQuery — Your Helius API key. You can get one for free in the [dashboard](https://dashboard.helius.dev/api-keys).
  • ApiKeyHeader — API key passed in request header

Paths & Operations 2

Across 2 paths, the API surfaces 2 operations — 2 GET. Each is listed below with its method, path, parameters, and response codes.

Addresses 2

Enhanced on-chain identity data with complete wallet activity and ownership information.

GET
/v0/addresses/{address}/names
Returns the Solana Naming Service name for a given address.
enhancedApi_getAddressName 2 params → 200400401403404429500503
GET
/v0/addresses/{address}/balances
Returns the native balance and token balances for a given address.
enhancedApi_getBalances 2 params → 200400401403404429500503

Schemas 4

The contract defines 4 schemas that model the data the API accepts and returns. The most detailed are EnhancedApi_Balance (4 properties), EnhancedApi_ErrorResponse (3 properties), EnhancedApi_BalancesResponse (2 properties), EnhancedApi_NamesResponse (1 property). Each schema is shown below with its type and property counts.

EnhancedApi_Balance
object
4 properties
EnhancedApi_ErrorResponse
object
JSON-RPC error response format
3 properties 3 required
EnhancedApi_BalancesResponse
object
2 properties
EnhancedApi_NamesResponse
object
1 property

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

helius-addresses-api-openapi.yml Raw ↑

Other APIs Helius publishes across the network.

Helius Solana RPC
Helius Digital Asset Standard (DAS) API
Helius Enhanced Transactions API
Helius Webhooks
Helius LaserStream
Helius Sender
Helius Photon RPC (ZK Compression)
Helius Admin API
Helius Balances API
Helius Funding API
Helius Helius API Catalog API
Helius History API