Check on-chain NFT sales behind a web mention
Start with a marketplace page or online claim and quickly check what sales data Alchemy can retrieve for the identified collection.
Trigger
Webhook received
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Action
Get NFT Sales V3
Retrieves NFT sales recorded on supported blockchain marketplaces.
Why this helps
Verifying a sale claim can mean toggling between a web page, a contract reference, and a blockchain data tool.
- Turn a sales page into a structured collection lookup
- Retrieve available marketplace sales with Alchemy
- Keep the source context and results together
Setup
Build it in a few focused steps.
- 1Connect Agentql and Alchemy once in the Notis portal.
- 2Create an automation and instruct Notis to inspect the supplied page and identify a supported collection contract.
- 3Choose a Notis webhook trigger for each investigation request.
- 4Choose where run reports should go, then test with a real sales or marketplace page.
Questions about this workflow
Can it confirm every sale mentioned online?
It can compare page context with sales returned by Alchemy. Data availability depends on supported networks and marketplace coverage.
Which networks are supported by this sales action?
Alchemy's described v3 sales action supports Ethereum, Polygon, and Optimism mainnets for the listed marketplaces.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Agentql to Alchemy. A trigger fires from one place; an action lands in another.
Agentql triggers
Alchemy actions
Recurring trigger
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
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Compares each NFT trait’s prevalence within its collection to show how common or rare it is.
Webhook trigger
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Get Collections for Owner
Retrieves NFT collections held by an Ethereum wallet, with ownership counts and collection details.
Get NFTs for Contract
Retrieves all NFTs for a given contract.
Get NFT Collection Metadata
Retrieves collection details, such as its description, social links, and floor price.
Get Contracts for Owner (NFT API v3)
Lists NFT contracts owned by an address with contract and collection details.
Get Token Balances
Retrieves ERC-20 token balances for an Ethereum address.
Get Contract Metadata Batch V3
Retrieves metadata for multiple NFT contracts in one request.
Get Token Metadata
Retrieves an Ethereum token's name, symbol, decimals, and logo.
Connect any two apps with Notis in the middle.
Agentql and Alchemy, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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