Farcaster trending channels

Trending Farcaster channels ranked by casting activity over 1d, 7d or 30d, with cast counts for all three windows, follower and member counts, and the channel lead. Cached 60 s. Use to spot where attention is moving on Farcaster right now, then pull the feed with fc-channel-feed.

TRY IN PLAYGROUND →

Input

Example output

{
  "source": "neynar",
  "fetchedAt": "2026-08-22T13:19:12.000Z",
  "cached": false,
  "rateLimit": {
    "limit": 300,
    "remaining": 299,
    "resetAt": "2026-08-22T13:20:00.000Z"
  },
  "timeWindow": "1d",
  "count": 1,
  "channels": [
    {
      "id": "base",
      "name": "Base",
      "description": "Bringing the world onchain - a community of builders on Base",
      "parentUrl": "https://onchainsummer.xyz",
      "imageUrl": "https://warpcast.com/~/channel-images/base.png",
      "followerCount": 481202,
      "memberCount": 813,
      "publicCasting": false,
      "createdAt": "2023-08-17T19:23:11.150Z",
      "lead": {
        "fid": 12142,
        "username": "base.base.eth",
        "displayName": "Base",
        "followerCount": 194536
      },
      "moderatorFids": [
        12142,
        15211,
        99
      ],
      "pinnedCastHash": null,
      "url": "https://warpcast.com/~/channel/base",
      "castCount": {
        "1d": 120,
        "7d": 800,
        "30d": 3100
      }
    }
  ],
  "nextCursor": "eyJ0aW1lc3RhbXAiOi..."
}

Try it - see the 402 challenge (free)

curl -i -X POST https://agent402.tools/api/fc-trending \
  -H "Content-Type: application/json" \
  -d '{"timeWindow":"1d","limit":10}'

The response is HTTP 402 Payment Required with exact payment requirements. Any x402 v2 client pays automatically and retries:

Paid call (JavaScript agent)

import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client();
registerExactEvmScheme(client, { signer: privateKeyToAccount(KEY) });
const payFetch = wrapFetchWithPayment(fetch, client);

const res = await payFetch("https://agent402.tools/api/fc-trending", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
    "timeWindow": "1d",
    "limit": 10
  }),
});

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