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Build anything onchain

The complete web3 development platform for wallets, rollups, and apps

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Powering global development onchain

$100+ Billion

Onchain transaction volume

$1.5 Billion

Royalties to NFT creators

100+ Million

End users
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The node foundation you build everything on

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Supernode

Meet the web3 engine powering our suite of APIs. Read and write to the blockchain exactly as you want.

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Powerful write APIs for every use case

Smart Wallets

Smart Wallets

Securely onboard and activate users with no seed phrase or gas fees with easy-to-use, enterprise-grade wallets.

Account Contracts

Account Contracts

Optimized ERC-4337, ERC-6900, and EIP-7702 smart contract accounts.

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import { useAccount } from "@alchemy/aa-alchemy/react";
gas manager

Gas Manager

Get users to your magic moment faster by removing the biggest barrier with gas sponsorship.

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import { smartAccountClient } from "./smartAccountClient.ts"; // Send a sponsored UO from your smart account like this: const { hash } = await smartAccountClient.sendUserOperation({ target: "0xTargetAddress", data: "0xCallData", value: 0n, // value in bigint or leave undefined });
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Bundler

Simulate and land transactions onchain, reliably at scale.

Transact

Transact

7.9x faster, 100% success rate. Transaction simulation, frontrunning protection, and real-time notifications.

Code preview

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curl --request POST \ --url https://eth-mainnet.g.alchemy.com/v2/docs-demo \ --header 'accept: application/json' \ --header 'content-type: application/json' \ --data ' { "method": "alchemy_sendGasOptimizedTransaction" } '
Transaction Simulation

Transaction Simulation

Transact with confidence. Preview how transactions will behave onchain, and keep your assets safe.

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curl --request POST \ --url https://eth-mainnet.g.alchemy.com/v2/docs-demo \ --header 'accept: application/json' \ --header 'content-type: application/json' \ --data ' { "id": 1, "jsonrpc": "2.0", "method": "alchemy_simulateExecution", "params": [ { "from": "0xd8da6bf26964af9d7eed9e03e53415d37aa96045", "to": "0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48", "value": "0x0", "data": "0xa9059cbb000000000000000000000000fc43f5f9dd45258b3aff31bdbe6561d97e8b71de00000000000000000000000000000000000000000000000000000000000f4240" } ] } '

Reliable read APIs

Subgraphs

Subgraphs

Ship faster with a custom API for your onchain data. Never worry about subgraph downtime or lag again.

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cd <SUBGRAPH_DIRECTORY> graph deploy <SUBGRAPH_NAME> \ --version-label <VERSION_NAME> \ --node https://subgraphs.alchemy.com/api/subgraphs/deploy \ --deploy-key <DEPLOY_KEY> --ipfs https://ipfs.satsuma.xyz
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NFT API

The multichain API to launch, verify, analyze, trade and display NFTs.

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curl --request GET \ --url 'https://eth-mainnet.g.alchemy.com/nft/v3/docs-demo/getNFTsForOwner?owner=0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045&withMetadata=true&pageSize=100' \ --header 'accept: application/json'
Token API

Token API

The token data your users expect, no token list required. Available on all EVM-supported chains.

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curl --request POST \ --url https://eth-mainnet.g.alchemy.com/v2/docs-demo \ --header 'accept: application/json' \ --header 'content-type: application/json' \ --data ' { "id": 1, "jsonrpc": "2.0", "method": "alchemy_getTokenBalances", "params": [ "0x95222290DD7278Aa3Ddd389Cc1E1d165CC4BAfe5", "erc20" ] } '
Custom Webhooks

Custom Webhooks

Infinite data access, precise filter controls.

Code preview

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curl --request POST \ --url https://dashboard.alchemy.com/api/graphql/variables/variable \ --header 'content-type: application/json'
Transfers API

Transfers API

100x faster than others. One request to get all historical transaction activity, including internal transfers.

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curl --request POST \ --url https://eth-mainnet.g.alchemy.com/v2/docs-demo \ --header 'accept: application/json' \ --header 'content-type: application/json' \ --data ' { "id": 1, "jsonrpc": "2.0", "method": "alchemy_getAssetTransfers", "params": [ { "fromBlock": "0x0", "toBlock": "latest", "toAddress": "0x5c43B1eD97e52d009611D89b74fA829FE4ac56b1", "withMetadata": false, "excludeZeroValue": true, "maxCount": "0x3e8" } ] } '
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Smart Websockets

Scalable. Customizable. Easy to set up. Websocket notifications for web3 actions you care about.

Code preview

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// initiate websocket stream first wscat -c wss://eth-mainnet.g.alchemy.com/v2/demo // then call subscription {"jsonrpc":"2.0","id": 1, "method": "eth_subscribe", "params": ["logs", {"address": "0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48", "topics": ["0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef"]}]}
Webhooks

Webhooks

Fast, consistent push notifications. Zero missed updates. Massive savings.

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curl --request POST \ --url https://dashboard.alchemy.com/api/create-webhook \ --header 'accept: application/json' \ --header 'content-type: application/json' \ --data ' { "network": "ETH_MAINNET", "webhook_type": "GRAPHQL" } '
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Driving web3 growth

$1.5B+trading volume

"Working with Alchemy has helped us save the equivalent of 3 full-time engineers, who otherwise would have to be heads down on infra maintenance, at all times."

Evgeny Yurtaev

CEO & Co-founder
Zerion

3.5M+wallets integrated

"Infrastructure that’s both reliable and scalable, so that we can stay up when our customers need us most - that’s huge for Collab.Land. Alchemy is the GOAT here."

Raymond Feng

CTO and Co-founder
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100k+users served

"Alchemy's AA infra has played a crucial role in powering CyberAccount, contributing to our ability to serve 100,00+ users in real time."

Ryan Li

Co-founder
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Alchemy SDK

Query blockchain data with two lines of code

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Account Abstraction SDK

Simplify account abstraction development

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Developer Tools

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Plans built for many teams

Developer-first pricing

Free
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Web3’s most powerful free tier.

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Pay As You Go
Most flexible

Pay for what you use. No monthly fees.

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Enterprise
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Custom

The VIP service. Dedicated support engineers, SLAs, custom throughput, volume discounts, and more...

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Build blockchain magic

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