ToolAssay

Search Farcaster casts by keyword (literal, semantic or hybrid match), newest fi

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.

Answeringour last check, 2026-09-24
1 of 1checks answered this week
1108 msmedian answer time
$0.005listed price per call
$0.005price it asked us

Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.

Endpoint

POST https://agent402.tools/api/fc-cast-search

CategoryCommerce and shopping
Provider hostagent402.tools
Networksalgorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=, eip155:10, eip155:1329, eip155:137, eip155:143, eip155:42161, eip155:42220, eip155:43114, eip155:4663, eip155:8453, solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp, stellar:pubnet
Payment schemesexact, upto
Self-reported calls, 30 days5 from 2 payers (the provider's figure, not ours)

Our checks, last 30 days

DayResultHTTPAskedTime
2026-09-24 valid payment request 402$0.005 1108 ms

Example input (from the provider)

{
  "body": {
    "limit": 10,
    "q": "x402"
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
}

Promised output schema (from the provider)

{
  "$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"
}

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