DEV Community: Grigorii DEV

The Best Solana Bundler in 2026: How to Buy from 20 Wallets in Block 0

Grigorii DEV — Sun, 31 May 2026 16:56:58 +0000

Body:
If you've tried launching a token on Pump.fun without a bundler, you already know what happens. Sniper bots buy in block 0 before you can react, dump on retail buyers, and your launch is dead before it starts.
In 2026, the solution is a Solana bundler — a tool that lets you deploy your token and buy from multiple wallets in the exact same block using Jito MEV bundles.
What Is a Solana Bundler?
A Solana bundler groups multiple transactions into a single atomic Jito MEV bundle. For Pump.fun launches this means your token creation and all wallet buys execute in block 0 — before any external sniper can react.
If one transaction fails, all fail. No partial fills, no stuck transactions.
How Block 0 Works
Pump.fun's bonding curve starts at the lowest price in block 0. Every millisecond after that, snipers are buying. A bundler lets you be the buyer in block 0 — not the victim.
What to Look for in a Solana Bundler

20+ wallet support — more wallets = better supply distribution
Jito MEV bundle execution — atomic, not sequential
Helius RPC — fastest Solana transaction submission
Smart Sell — distribute sells without crashing the chart
No-code dashboard — no Node.js setup required

Free Scripts vs No-Code Tools
Many developers start with open-source GitHub scripts. They work — but they require Node.js expertise, manual RPC configuration, and break every time Pump.fun updates contracts.
A no-code bundler like SolBundler handles wallet generation, Jito submission, Smart Sell, and volume bot in one dashboard. The 1% fee pays for itself on the first successful launch.
Results
With a proper Solana bundler setup:

You control 15-25% of initial supply from block 0
Snipers can't front-run your launch
Each wallet appears as an independent organic buyer on-chain
You exit via Smart Sell without moving the chart

Conclusion
The Solana bundler landscape in 2026 is mature. Tools exist. The question is whether you use a clunky script or a purpose-built no-code platform.
If you're serious about Pump.fun launches, check out SolBundler — the #1 Solana bundler for Pump.fun. Supports up to 20 wallets, block 0 execution via Jito, Smart Sell, and volume bot — all in one dashboard.

How I Built a Solana Token Bundler with Jito MEV BundlesTags: solana, web3, javascript, blockchain

Grigorii DEV — Wed, 15 Apr 2026 23:15:30 +0000

When I started building SolBundler, the main problem I wanted to solve was simple: sniper bots were destroying pump.fun launches. The moment a token goes live, bots buy block 0 and dump immediately. Developers lose control of their own launch.

So I built SolBundler — a tool that lets you deploy a token and bundle-buy from multiple wallets in the same Jito MEV bundle, atomically, in block 0.

The Core Problem

On Solana, transactions are public in the mempool before they land. Sniper bots watch for new token deploys and front-run them instantly. By the time real buyers see the token, bots already hold 20-40% of supply.

How Jito Bundles Solve This

Jito is a block engine on Solana that allows atomic transaction bundles. A bundle is a group of transactions that either all land together or none of them do — in the same block.

This means:

Deploy transaction + buy transactions land atomically
No gap for snipers to front-run
You control block 0 supply distribution

Technical Stack

Next.js 16 with webpack (not Turbopack — had bs58 compatibility issues)
Helius RPC for reliable Solana connection with fallback
Jito multi-endpoint for bundle submission
Supabase for wallet storage and launch history
Vercel for deployment

The bs58 Problem

One early issue: bs58 v6 broke with webpack. The fix was pinning to v4.0.1 and adding a webpack alias:

// next.config.ts
webpack: (config) => {
  config.resolve.alias['bs58'] = require.resolve('bs58');
  return config;
}

Bundle Architecture

Each launch creates a Jito bundle with:

Token deploy transaction
Up to 20 buy transactions from separate wallets
Fee transaction (separate, after bundle confirms)

The bundle gets submitted to multiple Jito endpoints simultaneously for maximum landing rate.

What I Learned

Building on Solana is fast but unforgiving. Transaction failures are silent, RPC nodes go down, and Jito tips need to be high enough during peak hours or bundles simply don't land.

The biggest lesson: always have a fallback RPC. Helius + sequential fallback saved me many headaches.

If you're building on Solana or launching tokens on pump.fun, check out SolBundler