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Hypersub subscription check
Group: Subscriber APIs
Use this when you need: Hypersub subscription check.

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Usage

import { NeynarAPIClient, Configuration } from "@neynar/nodejs-sdk";

const client = new NeynarAPIClient(
  new Configuration({ apiKey: "YOUR_NEYNAR_API_KEY" })
);

const res = await client.fetchSubscriptionCheck({
  addresses: "example", // Comma separated list of Ethereum addresses, up to 350 at a time
  contractAddress: "example", // Ethereum address of the STP contract
  chainId: "example", // Chain ID of the STP contract
});
console.log(res);

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Parameters

ParameterTypeRequiredDescription
addressesstring✅Comma separated list of Ethereum addresses, up to 350 at a time
contractAddressstring✅Ethereum address of the STP contract
chainIdstring✅Chain ID of the STP contract

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Response

Returns a RequestArgs object.

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Error Handling

try {
  const res = await client.fetchSubscriptionCheck({
    addresses: "example",
    contractAddress: "example",
    chainId: "example"
  });
  // use res
} catch (err) {
  // Axios/HTTP errors, invalid params, auth issues, etc.
  console.error(err);
}

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Tips

  • Provide a viewerFid when supported to respect mutes/blocks and include viewer_context.
  • Keep requests scoped (e.g., use limit) to improve latency.
  • Cache results where sensible.