Transfers API Tester

Experimental stream preview

Transfer Streams in this playground are an experiment, not a standalone Helius product offering today. This view shows how real-time parsed transfer delivery can complement getTransfersByAddress.

USDC stream example

Live parsed transfer events for USDC with raw amount at least 1000000000 (1000 USDC).

Connection

The browser connects to /api/stream-proxy. The backend opens the plain upstream WebSocket with TRANSFERS_STREAM_TOKEN.

subscription id

Status: idle

Filter

mints

wallets

minAmount raw

maxAmount raw

directions

include failed transfers

Subscribe message

{  "type": "subscribe",  "id": "usdc-over-1000",  "filter": {    "mints": [      "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v"    ],    "minAmount": "1000000000",    "directions": [      "in",      "out"    ],    "includeFailed": false  }}

Stream events

0 shown, newest first

Waiting for stream messages.