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

# What is BlockDB?

> BlockDB delivers verifiable, real-time onchain data for quant funds and AI teams. EVM/SVM datasets, delivery options, and traceable row identifiers.

<CardGroup cols={3}>
  <Card title="Institutional-grade data" icon="database">
    Curated EVM/SVM datasets engineered for accuracy, coverage, and time-series analysis.
  </Card>

  <Card title="Multiple delivery modes" icon="cloud-download">
    Archive bulk exports, warehouse shares, real-time APIs, WebSocket streams, and visualization connectors.
  </Card>

  <Card title="Traceable data" icon="shield-check">
    Stable identifiers and on-chain coordinates so you can reconcile exports and APIs with blocks, transactions, and logs.
  </Card>
</CardGroup>

## How BlockDB works

<Frame>
  <img src="https://mintcdn.com/blockdb/dEbkQS4jcvgtKHAp/images/blockdb-how-it-works.png?fit=max&auto=format&n=dEbkQS4jcvgtKHAp&q=85&s=9041ae1d3fa90318e6864ca91e12c3c9" alt="How BlockDB works — from raw on-chain events through indexing, verification, and delivery to end users." width="1299" height="1045" data-path="images/blockdb-how-it-works.png" />
</Frame>

## Who uses BlockDB

* **Quants**: backtest strategies with deep historical liquidity, prices, and market microstructure
* **Web3 developers**: build apps with reliable On-chain Data Access Layer
* **Analysts**: monitor markets, volatility, and flows with verified datasets across chains

## What data is available

* **Raw chain data**: blocks, transactions, logs, contracts, function results
* **Tokens & pools**: ERC-20, liquidity pools and reserves
* **Pricing**: swap prints, token-to-token OHLC and VWAP, token-to-USD VWAP
* **Analytics**: pool yields, TVL, flash loans, arbitrage paths and opportunities

<Note>
  See the <a href="/data-catalog/evm/dataset-index">Dataset Index</a> for a complete list.
</Note>

## How you can access it

* **Archive bulk delivery**: SFTP, S3, Azure Blob, Snowflake/Redshift/BigQuery shares, Databricks Delta
* **Real time**: REST API, WebSocket, and MCP
* **Visualization**: Tableau and Power BI connectors

<Check>
  New to the platform? Start with <a href="/user-guide/about-blockdb/quick-start-guide">Quick Start Guide</a> or open an account at [Open Account](https://accounts.blockdb.io/sign-up) to get started.
</Check>