Getting Juno RPC

API Reference

REST/HTTP
URI/HTTP
TENDERMINT/HTTP
TENDERMINT/WEBSOCKET

cURL
Python
NodeJS

curl -X GET -H "Content-Type: application/json" https://g.w.lavanet.xyz:443/gateway/jun1/rest/3dc655f970c930f1d3e78ee71beece18/cosmos/base/tendermint/v1beta1/blocks/latest

# pip install requests
import requests

url = "https://g.w.lavanet.xyz:443/gateway/jun1/rest/3dc655f970c930f1d3e78ee71beece18/cosmos/base/tendermint/v1beta1/blocks/latest"
headers = {
    "Content-Type": "application/json",
}

try:
    response = requests.get(url, headers=headers)
    response.raise_for_status()  # Check if the request was successful
    data = response.json()
    print("Latest Block Data:", data)
except requests.exceptions.RequestException as e:
    print(f"Error fetching latest block data: {e}")

//npm i axios
const axios = require("axios");

const url =
  "https://g.w.lavanet.xyz:443/gateway/jun1/rest/3dc655f970c930f1d3e78ee71beece18/cosmos/base/tendermint/v1beta1/blocks/latest";

async function fetchLatestBlock() {
  try {
    const response = await axios.get(url, {
      headers: {
        "Content-Type": "application/json",
      },
    });
    console.log("Latest Block Data:", response.data);
  } catch (error) {
    console.error("Error fetching latest block data:", error.message);
  }
}

fetchLatestBlock();

cURL
Python
NodeJS

curl -X GET -H "Content-Type: application/json" https://g.w.lavanet.xyz:443/gateway/jun1/rpc-http/3dc655f970c930f1d3e78ee71beece18/status?

# pip install websockets asyncio
import requests

url = "https://g.w.lavanet.xyz:443/gateway/jun1/rpc-http/3dc655f970c930f1d3e78ee71beece18/status"
headers = {
    "Content-Type": "application/json",
}

try:
    response = requests.get(url, headers=headers)
    response.raise_for_status()  # Check if the request was successful
    data = response.json()
    print("Status Response:", data)
except requests.exceptions.RequestException as e:
    print(f"Error fetching status: {e}")

// npm i ws
const axios = require("axios");

const url =
  "https://g.w.lavanet.xyz:443/gateway/jun1/rpc-http/3dc655f970c930f1d3e78ee71beece18/status";

async function fetchStatus() {
  try {
    const response = await axios.get(url, {
      headers: {
        "Content-Type": "application/json",
      },
    });
    console.log("Status Response:", response.data);
  } catch (error) {
    console.error("Error fetching status:", error.message);
  }
}

fetchStatus();

cURL
Python
NodeJS

curl -X POST -H "Content-Type: application/json" https://g.w.lavanet.xyz:443/gateway/jun1/rpc-http/3dc655f970c930f1d3e78ee71beece18 --data '{"jsonrpc": "2.0", "id": 1, "method": "status", "params": []}'

# pip install websockets asyncio
import requests
import json

url = "https://g.w.lavanet.xyz:443/gateway/jun1/rpc-http/3dc655f970c930f1d3e78ee71beece18"
request_payload = {
    "jsonrpc": "2.0",
    "id": 1,
    "method": "status",
    "params": [],
}

try:
    headers = {"Content-Type": "application/json"}
    response = requests.post(url, headers=headers, data=json.dumps(request_payload))
    response.raise_for_status()  # Check for HTTP errors
    data = response.json()
    print("Status Response:", data)
except requests.exceptions.RequestException as e:
    print(f"Error fetching status: {e}")

// npm i ws
const axios = require("axios");

const url =
  "https://g.w.lavanet.xyz:443/gateway/jun1/rpc-http/3dc655f970c930f1d3e78ee71beece18";
const requestPayload = {
  jsonrpc: "2.0",
  id: 1,
  method: "status",
  params: [],
};

async function fetchStatus() {
  try {
    const response = await axios.post(url, requestPayload, {
      headers: {
        "Content-Type": "application/json",
      },
    });
    console.log("Status Response:", response.data);
  } catch (error) {
    console.error("Error fetching status:", error.message);
  }
}

fetchStatus();

WSCAT
Python
NodeJS

wscat -c wss://g.w.lavanet.xyz:443/gateway/jun1/rpc/3dc655f970c930f1d3e78ee71beece18?secret=null -x '{"jsonrpc": "2.0", "id": 1, "method": "status", "params": []}  '

# pip install websockets asyncio
import asyncio
import websockets
import json

# WebSocket URL and JSON-RPC request payload
url = "wss://g.w.lavanet.xyz:443/gateway/jun1/rpc/3dc655f970c930f1d3e78ee71beece18?secret=null"
request_payload = {
    "jsonrpc": "2.0",
    "id": 1,
    "method": "status",
    "params": [],
}

async def fetch_status():
    try:
        async with websockets.connect(url) as websocket:
            print("WebSocket connection opened.")
            # Send the JSON-RPC request payload
            await websocket.send(json.dumps(request_payload))

            # Receive the response
            response = await websocket.recv()
            print("Received response:", response)
    except Exception as e:
        print("Error:", e)

# Run the async function
asyncio.run(fetch_status())

// npm i ws
const WebSocket = require("ws");

// WebSocket URL and JSON-RPC request payload
const url =
  "wss://g.w.lavanet.xyz:443/gateway/jun1/rpc/3dc655f970c930f1d3e78ee71beece18?secret=null";
const requestPayload = {
  jsonrpc: "2.0",
  id: 1,
  method: "status",
  params: [],
};

const ws = new WebSocket(url);

// Open the WebSocket connection
ws.on("open", () => {
  console.log("WebSocket connection opened.");
  // Send the JSON-RPC request
  ws.send(JSON.stringify(requestPayload));
});

// Listen for the response message
ws.on("message", (message) => {
  console.log("Received response:", message.toString());
  ws.close();
});

// Handle WebSocket errors
ws.on("error", (error) => {
  console.error("WebSocket error:", error.message);
});

// Handle connection closure
ws.on("close", () => {
  console.log("WebSocket connection closed.");
});

Gateway

To learn more about using the Lava Gateway visit the Getting Started guide

SDK

caution

Lava SDK is currently in Alpha. Please observe the documentation on both frontend and backend use before getting started.

Input 📥

BackEnd
FrontEnd

// Install lavaSDK with the following command:
// npm i @lavanet/lava-sdk
const { LavaSDK } = require("@lavanet/lava-sdk");

async function useJunoTestnet() {
  const junoTestnet = await LavaSDK.create({
    privateKey: process.env.PRIVATE_KEY, //hide your private key in an environmental variable
    chainIds: "JUNT1",
  });

  const junoBlockResponse = await junoTestnet.sendRelay({
    method: "block",
    params: ["82500"],
  });

  console.log(junoBlockResponse);
}

(async () => {
  await useJunoTestnet();
})();

// Install lavaSDK with the following command:
// npm i @lavanet/lava-sdk
const { LavaSDK } = require("@lavanet/lava-sdk");

async function useJunoTestnet() {
  const junoTestnet = await LavaSDK.create({
    badge: {
      badgeServerAddress: "https://badges.lavanet.xyz", // Or your own Badge-Server URL
      projectId: "enter_your_project_id_here",
    },
    chainIds: "JUNT1",
  });

  const junoBlockResponse = await junoTestnet.sendRelay({
    method: "block",
    params: ["82500"],
  });

  console.log(junoBlockResponse);
}

(async () => {
  await useJunoTestnet();
})();

Output 📤

To learn more about our SDK visit the Getting Started guide

Getting Juno RPC

API Reference​

Gateway​

SDK​

Input 📥​

Output 📤​

API Reference

Gateway

SDK

Input 📥

Output 📤