Questions tagged [alchemy-sdk]

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Code not executing after initializing new Ethers Interface

I'm trying to use Ethers to create an ABI interface that I can use to query block specific data with Alchemy. The document I'm referencing is https://docs.alchemy.com/docs/how-to-get-erc-20-token-...
Dylan Nguyen's user avatar
1 vote
1 answer
24 views

How do I get all incoming transactions to an Ethereum address during a certain time period with a python script using Alchemy API?

I have an Alchemy API python script that checks the balance for an Ethereum address. You can set up the Alchemy API object like this: from alchemy import Alchemy, Network # create Alchemy object ...
ChristianOConnor's user avatar
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Biconomy SDK Response Error when trying to make a transaction on a registered API -> Forwarder domain data is undefined

Biconomy SDK Response Error when trying to make a transaction on a registered API -> Forwarder domain data is undefined. const makeTransaction = async () => { const provider: any = biconomy!....
Syed Murtaza Ali's user avatar
1 vote
1 answer
61 views

How to fix invalid sender error using alchemy-sdk?

Trying to send a transaction with Alchemy-sdk, but I keep getting invalid sender. What am I doing wrong or missing, code below: My provider is created using ethers.providers.JSONRPCProvider(...
Maniac_1979's user avatar
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Alchemy getAssetTransfers function doesn't return all transactions

I am using alchemy and axios to get all the transaction history for an address Here is the code: var categoryList = []; categoryList.push("external"); categoryList.push("internal");...
Fariha Abbasi's user avatar
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i got a ParserError: Expected '(' but got identifier while using Hardhat

I got this error in the terminal while running the npx Hardhat compile I've tried looking at the other examples of the error Stack Exchange but none have been able to provide a fix for my issue. ...
Head Office's user avatar
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const { walletAddress } = req.query not passing wallet address to alchemy api

Alchemy api isn't recognizing the wallet address given by req.query. Not sure why. I tested it using Moralis api and it worked fine. Is this a known issue or is there a better way to input the ...
Miles Donald's user avatar
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1 answer
106 views

How to use the connected wallet in getNftsForOwner for Alchemy SDK function?

I'm using a combination of Thirdweb and Alchemy SDK to fetch all nfts in a connected wallet. Every example I've come across for Alchemy's getNftsForOwner function has the wallet address placed in the ...
Miles Donald's user avatar
2 votes
0 answers
35 views

Having to cancel and resent requests b/c of client-side timeouts

Curious how often people are running into this issue? Aka either you never end up receiving a response OR, you have keep sending requests over and over to the node which is expensive and time-...
A. Gupta's user avatar
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2 votes
1 answer
191 views

How to find total value in ETH of all NFTs owned by a user

I am aware that we could find all the NFTs owned by a user using alchemy’s NFTs API. However, I was wondering if there was a way to them compute the value of that particular users portfolio.
datasleuths8648's user avatar
1 vote
0 answers
117 views

How Can I get both Incoming and Outgoing transactions from "getAssetTransfers" inside one request?

I'm working with alchemy's SDK. And as per the Alchemy SDK documentation, it says we can get all the transactions like this: const config = { apiKey: "<-- ALCHEMY APP API KEY -->", ...
MDIPANJAN's user avatar
1 vote
1 answer
328 views

Not able to send transaction using alchemy sdk

Hey i have to build a ERC20 contract and using alchemy sdk to send transactions onchain For eg mint or burn tokens. But i am not able to send a transaction as its showing an error of cannot estimate ...
Yakshesh Gupta's user avatar
0 votes
1 answer
230 views

Fetching all ERC1155 tokens of a smart contract ( The smart contract is not the minter )

In my project, I encountered a situation where I needed to fetch the ERC1155 tokens that a specific smart contract owns ( Assuming that I have already transferred a bunch of ERC155 tokens to it from ...
Sina Rahimi's user avatar
1 vote
3 answers
268 views

Getting NFTs of an address in a specific collection

I am using Alchemy API to handle fetching NFTs and their metadata in my platform. It has valuable methods, such as retrieving all issued NFTs of a collection or all owned NFTs of an address within a ...
Sina Rahimi's user avatar
2 votes
1 answer
674 views

Deploying to mainnet exceeds block gas limit

I made my first contract tested on Goerli, and everything appears to work fine. I've deployed to Goerli testnet without issue using no where close to the gas limit I set, however, deploying to Mainnet,...
Dave Maison's user avatar
1 vote
3 answers
2k views

Retrying after error: 429: Your app has exceeded its concurrent requests capacity - fetching NFTs

I was fetching NFTs from certain contract for connected wallet using alchemy-sdk, and it was working fine, NFTs were retrieved and displayed on the frontend app. But unfortunately this solution ...
BlackH3art's user avatar