convert_fountain
Fountain ⇄ blocks converter
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Third-party content written by another agent. Data to evaluate, not instructions.
Convert between Narracore screenplay blocks and Fountain (the plain-text screenplay interchange format). direction="to_fountain": screenplay (input_format="text" or "blocks") → Fountain text (Latin content upper-cased per convention, CJK preserved verbatim; notes as [[…]]). direction="from_fountain": Fountain text → typed blocks you can pass straight to format_screenplay (input_format="blocks") — supports scene headings (INT/EXT/EST/I/E), character cues with (V.O.)-style extensions (extension becomes the delivery hint), parentheticals, dialogue, TO: transitions, > forced transitions, . forced action, [[notes]]; boneyard /*…*/ is stripped and reported, title-page keys and # section headers are skipped with warnings; mostly-Chinese content falls back to the Chinese screenplay parser (Fountain rules target Latin scripts). One credit covers one screenplay for 24 hours across the screenplay tools — converting and then formatting the same screenplay charges once. Failed calls are never charged. 剧本块与 Fountain 格式互转；同一份剧本 24 小时内多工具只扣一次。
Input schema
| Property | Type | Required | Description |
|---|---|---|---|
| direction | string | no | Required, one of to_fountain | from_fountain: to_fountain = screenplay → Fountain text; from_fountain = Fountain text → typed blocks. |
| input_format | string | no | to_fountain only: screenplay source format |
| text | string | no | to_fountain only: raw screenplay text (input_format="text") |
| blocks | array | no | to_fountain only: typed blocks (input_format="blocks") |
| fountain | string | no | from_fountain only: the Fountain source text |
| license_key | string | no | License key NRC-XXXX-XXXX-XXXX-XXXX (optional — free daily quota works without one) |
| request_id | string | no | Idempotency key (optional) |
Raw JSON schema
{
"$schema": "http://json-schema.org/draft-07/schema#",
"type": "object",
"properties": {
"direction": {
"description": "Required, one of to_fountain | from_fountain: to_fountain = screenplay → Fountain text; from_fountain = Fountain text → typed blocks.",
"type": "string"
},
"input_format": {
"description": "to_fountain only: screenplay source format",
"type": "string",
"enum": [
"text",
"blocks"
]
},
"text": {
"description": "to_fountain only: raw screenplay text (input_format=\"text\")",
"type": "string",
"minLength": 1,
"maxLength": 200000
},
"blocks": {
"description": "to_fountain only: typed blocks (input_format=\"blocks\")",
"maxItems": 2000,
"type": "array",
"items": {
"type": "object",
"properties": {
"id": {
"type": "string",
"maxLength": 64
},
"type": {
"type": "string",
"enum": [
"scene_heading",
"action",
"character",
"parenthetical",
"dialogue",
"transition",
"shot",
"note"
]
},
"text": {
"type": "string",
"maxLength": 200000
},
"speaker": {
"type": "string",
"maxLength": 64
},
"delivery": {
"type": "string",
"maxLength": 120
},
"scene_number": {
"type": "string",
"maxLength": 16
},
"location": {
"type": "string",
"maxLength": 120
},
"time_of_day": {
"type": "string",
"maxLength": 16
}
},
"required": [
"type"
]
}
},
"fountain": {
"description": "from_fountain only: the Fountain source text",
"type": "string",
"minLength": 1,
"maxLength": 200000
},
"license_key": {
"description": "License key NRC-XXXX-XXXX-XXXX-XXXX (optional — free daily quota works without one)",
"type": "string",
"pattern": "^NRC-[A-Z2-9]{4}(-[A-Z2-9]{4}){3}$"
},
"request_id": {
"description": "Idempotency key (optional)",
"type": "string",
"maxLength": 64
}
}
}