> ## Documentation Index
> Fetch the complete documentation index at: https://www.helius.dev/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Welcome to Helius

> Helius is Solana infrastructure for developers — high-performance RPC nodes, LaserStream gRPC streaming, Sender transaction landing, DAS APIs, and webhooks.

# Helius Documentation

The engine behind Solana's best teams, traders, and tinkerers. RPCs, APIs, gRPC streaming, webhooks, and dedicated infrastructure to build and ship crypto apps, fast.

## Get Started

> [card] [Quickstart](https://www.helius.dev/docs/quickstart.md)
>
> Create a free account and make your first API call in seconds

> [card] [Plans and pricing](https://www.helius.dev/docs/billing/plans.md)
>
> Compare plans from the free tier to enterprise, plus credits and rate limits

## Data Streaming & Event Listening

> [card] [Data streaming overview](https://www.helius.dev/docs/data-streaming.md)
>
> Choose the right way to stream on-chain data and listen for events

> [card] [LaserStream gRPC](https://www.helius.dev/docs/laserstream.md)
>
> High-performance gRPC streaming with historical replay and delivery guarantees

> [card] [LaserStream WebSocket](https://www.helius.dev/docs/rpc/websocket.md)
>
> WebSocket subscriptions for accounts, transactions, and program activity

> [card] [Webhooks](https://www.helius.dev/docs/webhooks.md)
>
> Real-time HTTP notifications for the addresses and events you care about

## Data APIs & RPCs

> [card] [Getting data](https://www.helius.dev/docs/getting-data.md)
>
> Read and query on-chain data with standard and Helius-exclusive RPC methods

> [card] [getTransactionsForAddress](https://www.helius.dev/docs/rpc/gettransactionsforaddress.md)
>
> Full, parsed transaction history for any address in a single call

> [card] [Wallet API](https://www.helius.dev/docs/wallet-api/overview.md)
>
> Balances, token holdings, and transaction history through REST endpoints

> [card] [DAS API](https://www.helius.dev/docs/das-api.md)
>
> The Digital Asset Standard API for tokens, NFTs, and compressed NFTs

## Trading

> [card] [Trading overview](https://www.helius.dev/docs/trading/overview.md)
>
> Low-latency infrastructure for traders, market makers, and exchanges

> [card] [Pre Confirmations](https://www.helius.dev/docs/pre-confirmations/overview.md)
>
> Sub-slot confirmation signals so you can act before the block lands

> [card] [Shred Delivery](https://www.helius.dev/docs/shred-delivery.md)
>
> The fastest path to transaction data, streamed as raw or preprocessed shreds

> [card] [Sender](https://www.helius.dev/docs/sending-transactions/sender.md)
>
> Land transactions reliably with dual routing to validators and Jito

## Sending Transactions

> [card] [Sending transactions overview](https://www.helius.dev/docs/sending-transactions/overview.md)
>
> Build, optimize, and land transactions with priority fees, retries, and bundles

> [card] [Priority Fee API](https://www.helius.dev/docs/priority-fee-api.md)
>
> Estimate the right priority fee to land transactions fast without overpaying

> [card] [Backrun rebates](https://www.helius.dev/docs/sending-transactions/backrun-rebates.md)
>
> Earn rebates on the backrun MEV your transactions create

> [card] [MEV Protect](https://www.helius.dev/docs/sending-transactions/mev-protect.md)
>
> Route transactions privately to reduce frontrunning and sandwich attacks

## Solana Privacy Rings

> [card] [Overview](https://www.helius.dev/docs/privacy.md)
>
> Programmable privacy for transfers with native Solana performance

> [card] [Concepts](https://www.helius.dev/docs/privacy/concepts/overview.md)
>
> How Solana Privacy Rings work, user flows, and privacy guarantees

## Additional Resources

> [card] [SDKs](https://www.helius.dev/docs/sdks.md)
>
> Official TypeScript and Rust SDKs for the Helius API

> [card] [API reference](https://www.helius.dev/docs/api-reference.md)
>
> Complete method reference for every Helius RPC and REST endpoint

> [card] [Helius for Agents](https://www.helius.dev/docs/agents/overview.md)
>
> The MCP server, CLI, expert skills, and SDKs for building AI agents

> [card] [RPC Benchmarks](https://www.helius.dev/benchmarks)
>
> Open-source latency and reliability comparisons vs other providers

> [card] [Ask the AI assistant](?assistant)
>
> Get instant answers from the docs assistant, trained on everything here

> [card] [Support](https://www.helius.dev/docs/support)
>
> Reach the Helius team through chat, email, or the status page

> [card] [Discord](https://discord.com/invite/6GXdee3gBj)
>
> Join the community for help, updates, and discussion


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