sol_dexscreener.md

Integrating Helius Solana RPC with Dexscreener involves connecting Solana blockchain data (transactions, swaps, token metrics) to Dexscreener for real-time analytics, price tracking, and exchange monitoring. Dexscreener natively supports multiple chains such as Ethereum, BSC, and Solana via RPC endpoints.

Step 1: Understand Helius Solana RPC

Helius RPC provides enriched Solana data via endpoints such as:

• Transaction streaming (confirmed and finalized)
• Token swaps, NFT activities, and programmable instructions
• WebSocket real-time updates for DEX trades

Example Helius endpoint usage (with API key):

POST https://api.helius.xyz/v0/transactions?api-key=YOUR_API_KEY
Content-Type: application/json
{
"account": "YOUR_WALLET_ADDRESS",
"type": "swaps"
}

You can also subscribe to webhooks for real-time updates.

Step 2: Fetch and Normalize Solana DEX Data

Dexscreener requires swap or liquidity data in a format it can index. Using Helius RPC, you can fetch DEX transactions such as Serum or Raydium swaps:

# Python example using requests  
import requests
API_KEY = "YOUR_HELIUS_API_KEY"
URL = f"https://api.helius.xyz/v0/transactions?api-key={API_KEY}"
payload = {
"account": "DEX_PROGRAM_ADDRESS",
"type": "swaps"  # fetch swap transactions
}
response = requests.post(URL, json=payload)
dex_txns = response.json()
for tx in dex_txns:
print(tx["signature"], tx["timestamp"], tx["swapDetails"])

Step 3: Format Data for Dexscreener

Dexscreener typically expects data like:

• pair (token1/token2 symbol)
• price (current or execution price)
• volume (swap size)
• timestamp of the trade

You may need to convert Helius swap transaction data into this format before sending or feeding it into Dexscreener’s tracking system or custom dashboard.

# Example normalization  
dex_screener_data = []
for tx in dex_txns:
dex_screener_data.append({
"pair": f"{tx['swapDetails']['fromSymbol']}/{tx['swapDetails']['toSymbol']}",
"price": tx['swapDetails']['price'],
"volume": tx['swapDetails']['amount'],
"timestamp": tx['timestamp']
})

Step 4: Integrate into Dexscreener Dashboard

Currently, Dexscreener provides APIs and custom watch lists; for private integrations:

1. Use a custom WebSocket listener using Helius to live-stream swaps.
2. POST normalized data to Dexscreener’s backend if you have partnership API access.
3. Or use Dexscreener’s existing Solana support and ensure your tokens are listed on major supported DEX programs (Serum, Raydium, Orca).

Step 5: Automate Updates

Set up a script that periodically fetches Helius RPC data and pushes updates to Dexscreener or your dashboard:

import schedule
import time
def fetch_and_update():
# fetch transactions
# normalize
# push to Dexscreener API or internal DB
pass
schedule.every(30).seconds.do(fetch_and_update)
while True:
schedule.run_pending()
time.sleep(1)

Tips & Best Practices

• Monitor Rate Limits: Helius API has limits depending on plan. Batch requests to prevent throttling.
• Use WebSockets for low-latency feeds: Ideal for real-time price and swap updates.
• Data normalization: Make sure decimals, token symbols, and DEX fees are consistent.
• Security: Keep your API keys safe and avoid pushing raw private keys or signatures.

This approach ensures you can integrate Solana trade and swap data from Helius RPC into Dexscreener or a custom dashboard efficiently.

Source(s):

• https://docs.dexscreener.com/api/reference
• https://chainstack.com/helius-rpc-provider-a-practical-overview-2025/
• https://solanab.github.io/dexscreen/getting-started/