Search Farcaster casts by keyword (literal, semantic or hybrid match), newest first, optio
Search Farcaster casts by keyword (literal, semantic or hybrid match), newest first, optionally filtered to one author or channel. Returns compact casts: hash, author (fid, username, follower count), text, timestamp, channel, reactions, reply count, embed URLs. Use for mention monitoring, sentiment sampling, or finding discussion of a token, product or topic.
5000 (raw units)
price
5
calls / 30d
2
unique payers
2026-09-16
updated
Provider
agent402.tools · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "5000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:137",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"amount": "5000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:42161",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"amount": "5000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:143",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
"amount": "5000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:43114",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"asset": "0xB97EF9Ef8734C71904D8002F8b6Bc66Dd9c48a6E",
"amount": "5000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:1329",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"asset": "0xe15fC38F6D8c56aF07bbCBe3BAf5708A2Bf42392",
"amount": "5000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:10",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
"amount": "6000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:4663",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"asset": "0x5fc5360D0400a0Fd4f2af552ADD042D716F1d168",
"amount": "5000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "eip155:42220",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"asset": "0xcebA9300f2b948710d2653dD7B07f33A8B32118C",
"amount": "5000",
"maxTimeoutSeconds": 300
},
{
"scheme": "upto",
"network": "eip155:8453",
"payTo": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "5000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "J7aN3PLJnTCF5qpEnvJHJsnCjcGuqC2rYtEM8Gv3xwg",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"amount": "5000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "stellar:pubnet",
"payTo": "GDNJXCKW7ZM7GEEVP674TWPU26YJNBQ2FI4ZIPRKTPTNUEJMDHFJWWRL",
"asset": "CCW67TSZV3SSS2HXMBQ5JFGCKJNXKZM7UQUWUZPUTHXSTZLEO7SJMI75",
"amount": "50000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=",
"payTo": "C7IIHG7SPLPZ5H7ZT6HW3UV2OQMQQE6Y2HBNGZXSLRJULE42BEE2OY2XIE",
"asset": "31566704",
"amount": "5000",
"maxTimeoutSeconds": 300
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"body": {
"limit": 10,
"q": "x402"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"authorFid": null,
"cached": false,
"casts": [
{
"author": {
"displayName": "askew-ai",
"fid": 3117427,
"followerCount": 12,
"username": "askew-ai"
},
"channel": "ai-agents",
"embeds": [
"https://example.com/post"
],
"hash": "0xab5aca846db8af6fa3dc2d25dc66171cd040def4",
"parentHash": null,
"reactions": {
"likes": 4,
"recasts": 1
},
"replies": 2,
"text": "Paid an x402 endpoint for the first time today.",
"timestamp": "2026-08-22T12:49:27.000Z",
"url": "https://warpcast.com/askew-ai/0xab5aca84"
}
],
"channel": null,
"count": 1,
"fetchedAt": "2026-08-22T13:19:12.000Z",
"mode": "literal",
"nextCursor": "eyJ0aW1lc3RhbXAiOi...",
"query": "x402",
"rateLimit": {
"limit": 300,
"remaining": 299,
"resetAt": "2026-08-22T13:20:00.000Z"
},
"sort": "desc_chron",
"source": "neynar"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"authorFid": {
"description": "Only casts by this fid.",
"type": "integer"
},
"channel": {
"description": "Only casts in this channel id (e.g. base).",
"type": "string"
},
"cursor": {
"description": "Opaque pagination cursor from a previous call's nextCursor.",
"type": "string"
},
"limit": {
"description": "Results per page (default 25).",
"maximum": 100,
"minimum": 1,
"type": "integer"
},
"mode": {
"description": "Match mode (default literal).",
"enum": [
"literal",
"semantic",
"hybrid"
],
"type": "string"
},
"q": {
"description": "Search text (1-256 chars).",
"type": "string"
},
"sort": {
"description": "Newest first (default) or oldest first.",
"enum": [
"desc_chron",
"chron"
],
"type": "string"
}
},
"required": [
"q"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"authorFid": {},
"cached": {
"type": "boolean"
},
"casts": {
"type": "array"
},
"channel": {},
"count": {
"type": "integer"
},
"fetchedAt": {
"type": "string"
},
"mode": {
"type": "string"
},
"nextCursor": {
"type": "string"
},
"query": {
"type": "string"
},
"rateLimit": {
"type": "object"
},
"sort": {
"type": "string"
},
"source": {
"type": "string"
}
},
"required": [
"source",
"fetchedAt",
"cached",
"rateLimit",
"query",
"mode",
"sort",
"count",
"casts",
"nextCursor"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"builder-code": {
"info": {
"a": "bc_b4aw4uzd"
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"additionalProperties": false,
"properties": {
"a": {
"description": "App builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"s": {
"description": "Service builder codes",
"items": {
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
},
"maxItems": 11,
"type": "array"
},
"w": {
"description": "Wallet builder code",
"pattern": "^[a-z0-9_]{1,32}$",
"type": "string"
}
},
"type": "object"
}
},
"payment-identifier": {
"info": {
"required": false
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"id": {
"maxLength": 128,
"minLength": 16,
"pattern": "^[a-zA-Z0-9_-]+$",
"type": "string"
},
"required": {
"type": "boolean"
}
},
"required": [
"required"
],
"type": "object"
}
}
}Use it
curl
curl "https://agent402.tools/api/fc-cast-search" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://agent402.tools/api/fc-cast-search");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://agent402.tools/api/fc-cast-search")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/1616.json, and this resource appears in /discovery/resources and /discovery/search.