Skip to main content
GET
/
priority-fees
/
stream
Streams priority fee estimate updates over a WebSocket connection
curl --request GET \
  --url https://quote-api.dflow.net/priority-fees/stream \
  --header 'x-api-key: <api-key>'

Documentation Index

Fetch the complete documentation index at: https://pond.dflow.net/llms.txt

Use this file to discover all available pages before exploring further.

Use this stream to receive real-time priority fee estimate updates.
No subscribe message is required. Connect to the endpoint and start reading messages.

​
Connection

See the Websockets Overview for endpoint details.

​
Message Format

Each message is a JSON object with the same shape as GET /priority-fees: 
{
  "mediumMicroLamports": 100000,
  "highMicroLamports": 150000,
  "veryHighMicroLamports": 220000
}

​
Example (TypeScript)

import WebSocket from "ws";

const WS_URL = "wss://dev-quote-api.dflow.net/priority-fees/stream";
const ws = new WebSocket(WS_URL);

ws.onopen = () => {
  console.log("Connected — waiting for priority fee updates");
};

ws.onmessage = (event) => {
  const fees = JSON.parse(event.data.toString());
  console.log("Priority fees (micro-lamports/CU):", fees);
};

​
Need Help?

https://mintcdn.com/dflow/a8Yx7HBusmKl4Z7w/images/meteor-icons_discord.svg?fit=max&auto=format&n=a8Yx7HBusmKl4Z7w&q=85&s=0ea834bc8a9fa3fe161ba181329effda

Join Our Discord

Connect with other developers, get help, and stay updated on the latest DFlow developments.
https://mintcdn.com/dflow/a8Yx7HBusmKl4Z7w/images/meteor-icons_telegram.svg?fit=max&auto=format&n=a8Yx7HBusmKl4Z7w&q=85&s=e928c5dd68311ff0d419936a35c86eed

Dev Notifications

Join the DFlow Dev Notifications Telegram group to stay in the loop on new features and other announcements.

Authorizations

​
x-api-key
string
header
required

API key for authentication. Contact hello@dflow.net to obtain an API key.

Response

101

WebSocket upgrade