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Build and scale your DeFi app

Integrate our API suite for low latency and peak reliability.

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Build your DeFi app with Alchemy

subgraphs-indexing
zero friction onboarding
precise data for any activity

Your DeFi toolbox

Subgraphs
Subgraphs
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Speedy indexing for custom GraphQL APIs

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

Code preview

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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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Account Kit
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A complete account solution

No seed phrase, no gas fees. Bring users onchain in seconds using smart accounts.

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const provider = new AlchemyProvider(providerConfig).connect( (rpcClient) => new LightSmartContractAccount({ ...accountConfig, rpcClient, }) ); const { hash } = await provider.sendUserOperation(uo);
Custom Webhooks
Custom Webhooks
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Real-time data. Any blockchain event.

Infinite data access, precise filter controls.

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

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" ] } '
Transfers API
Transfers API
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Portfolio management, simplified

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" } ] } '
Transact
Transact
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Cheaper, faster, safer transactions

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

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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" } '

Supported chains

Ethereum
Phantom

Ethereum

Arbitrum
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Arbitrum

Optimism
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Optimism

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Polygon zkEVM

Starknet
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Starknet

Base
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Base

Solana
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Solana

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Astar

Case Studies

A proven track record

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"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 headshot

Evgeny Yurtaev

CEO & Co-founder, Zerion

Build the future of finance

Power DeFi transactions and wallets participating in decentralized finance.

    Decentralized and transparent
    Decentralized and transparent

    DeFi runs on decentralized protocols rather than banks or governments, providing more transparency for your users.

    Better efficiencies through automation
    Better efficiencies through automation

    DeFi automates data and processes through smart contracts, making it more efficient than human-operated systems.

    New yield opportunities
    New yield opportunities

    New ways to earn for your users, including yield farming, swapping, staking, and accessing liquidity pairs & reserves.

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Get in touch with us

Reach out to us if you are interested in getting involved with decentralized finance or building a DeFi application on Alchemy.

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Build blockchain magic with Alchemy

Alchemy combines the most powerful web3 developer products and tools with resources, community and legendary support.