Properties
| Name | Type | Description |
|---|---|---|
| success | boolean | |
| data | object | Search results. On the hosted API (https://api.fastcrw.com) the results ARE the value of `data`. A self-hosted engine wraps them one level deeper as `data.results`, and carries `answer`/`citations`/`l |
| answer | string | Hosted API only — synthesized answer over the top results, present when `answer: true` was set. A self-hosted engine returns this inside `data`. |
| citations | array | Hosted API only — sources for `answer`, in citation order. A self-hosted engine returns this inside `data`. |
| llmUsage | object | Hosted API only — token usage for the answer synthesis. A self-hosted engine returns this inside `data`. |
| warnings | array | Hosted API only — soft-failure notices (e.g. an answer leg that was rate-limited). A self-hosted engine returns this inside `data`. |
JSON Schema
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "https://artifacts.apis.io/fastcrw-com/json-schema/fastcrw-com-search-response-schema.json",
"title": "SearchResponse",
"x-generated": "2026-10-30",
"x-method": "derived",
"x-generator": "derive-json-schema.py",
"x-source": "openapi/fastcrw-com-openapi.json#/components/schemas/SearchResponse",
"type": "object",
"required": [
"success",
"data"
],
"properties": {
"success": {
"type": "boolean"
},
"data": {
"description": "Search results. On the hosted API (https://api.fastcrw.com) the results ARE the value of `data`. A self-hosted engine wraps them one level deeper as `data.results`, and carries `answer`/`citations`/`llmUsage`/`warnings` inside `data` instead of at the top level. Clients that must work against both should read `data.results` when present and fall back to `data`.",
"anyOf": [
{
"title": "Flat results",
"description": "Returned when `sources` is not set.",
"type": "array",
"items": {
"$ref": "#/$defs/SearchResult"
}
},
{
"title": "Grouped results",
"description": "Returned when `sources` is set.",
"type": "object",
"properties": {
"web": {
"type": "array",
"items": {
"$ref": "#/$defs/SearchResult"
}
},
"news": {
"type": "array",
"items": {
"$ref": "#/$defs/SearchResult"
}
},
"images": {
"type": "array",
"items": {
"type": "object"
}
}
}
},
{
"title": "Self-hosted wrapper",
"description": "The self-hosted engine nests the flat or grouped results under `results`.",
"type": "object",
"required": [
"results"
],
"properties": {
"results": {},
"answer": {
"type": "string"
},
"citations": {
"type": "array",
"items": {
"type": "object"
}
},
"llmUsage": {
"type": "object"
},
"warnings": {
"type": "array",
"items": {
"type": "string"
}
}
}
}
]
},
"answer": {
"type": "string",
"description": "Hosted API only — synthesized answer over the top results, present when `answer: true` was set. A self-hosted engine returns this inside `data`."
},
"citations": {
"type": "array",
"description": "Hosted API only — sources for `answer`, in citation order. A self-hosted engine returns this inside `data`.",
"items": {
"type": "object"
}
},
"llmUsage": {
"type": "object",
"description": "Hosted API only — token usage for the answer synthesis. A self-hosted engine returns this inside `data`."
},
"warnings": {
"type": "array",
"description": "Hosted API only — soft-failure notices (e.g. an answer leg that was rate-limited). A self-hosted engine returns this inside `data`.",
"items": {
"type": "string"
}
}
},
"$defs": {
"SearchResult": {
"type": "object",
"required": [
"url",
"title"
],
"properties": {
"url": {
"type": "string",
"format": "uri"
},
"title": {
"type": "string"
},
"snippet": {
"type": "string",
"description": "Result blurb (LLM-ready summary line)"
},
"description": {
"type": "string",
"description": "Alias of snippet (same value, kept for Firecrawl response-shape parity)"
},
"position": {
"type": "integer"
},
"score": {
"type": "number"
},
"category": {
"type": "string",
"description": "Search backend result category (e.g. 'general')"
},
"markdown": {
"type": "string",
"description": "Present when scrapeOptions.formats includes 'markdown'"
}
}
}
}
}
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