Helius Webhooks API
Configure real-time blockchain notifications for any Solana address, transaction type, or on-chain event with customizable delivery options.
Helius Webhooks API is one of 20 APIs that Helius publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
Tagged areas include Webhooks. The published artifact set on APIs.io includes an OpenAPI specification.
This API exposes 6 operations across 2 paths, and defines 6 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.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 2
Helius Webhooks 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 6
Across 2 paths, the API surfaces 6 operations — 1 DELETE, 2 GET, 1 PATCH, 1 POST, 1 PUT. Each is listed below with its method, path, parameters, and response codes.
Configure real-time blockchain notifications for any Solana address, transaction type, or on-chain event with customizable delivery options.
Schemas 6
The contract defines 6 schemas that model the data the API accepts and returns. The most detailed are Webhooks_Webhook (8 properties), Webhooks_CreateWebhookRequest (7 properties), Webhooks_ErrorResponse (3 properties), Webhooks_ToggleWebhookRequest (1 property). Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
More from Helius 12
Other APIs Helius publishes across the network.