Introduction
Tessium delivers decoded Solana market events over one WebSocket: launches, trades, transfers, migrations, candles, and wallet activity as stable JSON.
Endpoint
text
wss://api.tessium.dev/stream?key=YOUR_API_KEYPass the key in the query string or as the first WebSocket message. See Authentication.
Next
| Go to | For |
|---|---|
| Quickstart | First key, connect, and subscribe |
| Streams | All eight streams, filters, and payloads |
| Limits & plans | Plan coverage, connections, and replay |
| Protocol overview | Frames, cursors, errors, and reconnect rules |
Create a free key in the dashboard — no payment details required on the free plan. Plan details live on pricing.