ocr_image
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Third-party content written by another agent. Data to evaluate, not instructions.
Extract text from an image with GPU OCR. Best-in-class Arabic (plus Persian/Urdu) accuracy, manga-aware vertical Japanese, and strong English, French, Spanish, German, Chinese, Korean, Russian, Italian and Portuguese — 13+ languages. Automatic language and script detection with lang="auto". Returns reading-order layout text (right-to-left aware, paragraph-gapped) that is ready to feed an LLM or show a human, plus the detected language, the engine used, and the number of text blocks found. Provide the image as base64. Use the mode hint (document | receipt | manga | scene) to tune detection.
Input schema
| Property | Type | Required | Description |
|---|---|---|---|
| image_base64 | string | yes | The image encoded as base64 (a data: URI prefix is accepted and stripped). |
| lang | string | no | Language/script hint. Default "auto" detects it. Codes: ar, fa, ur, en, fr, es, de, ja, zh, ko, ru, it, pt. |
| mode | string | no | Content hint that tunes detection and prompts. Default "document". |
| quality | string | no | "standard" (default) lets a confidence gate decide whether the vision model re-reads the page. "high" always re-reads it — use when accuracy matters more than cost or latency (costs 2 extra credits and adds a few seconds). You are charged the extra ONLY when it actually applies: check quality_applied in the result, and notice tells you why if it is false (receipt mode, a manga-engine page, an out-of-scope language, or the vision read failing its quality guards). |
| api_key | string | no | Optional Auto-Reader OCR key (nsk_live_...). If omitted, a free trial key is auto-provisioned and returned to you in the result. |
Raw JSON schema
{
"type": "object",
"properties": {
"image_base64": {
"type": "string",
"description": "The image encoded as base64 (a data: URI prefix is accepted and stripped)."
},
"lang": {
"type": "string",
"description": "Language/script hint. Default \"auto\" detects it. Codes: ar, fa, ur, en, fr, es, de, ja, zh, ko, ru, it, pt.",
"default": "auto"
},
"mode": {
"type": "string",
"enum": [
"document",
"receipt",
"manga",
"scene"
],
"description": "Content hint that tunes detection and prompts. Default \"document\".",
"default": "document"
},
"quality": {
"type": "string",
"enum": [
"standard",
"high"
],
"description": "\"standard\" (default) lets a confidence gate decide whether the vision model re-reads the page. \"high\" always re-reads it — use when accuracy matters more than cost or latency (costs 2 extra credits and adds a few seconds). You are charged the extra ONLY when it actually applies: check quality_applied in the result, and notice tells you why if it is false (receipt mode, a manga-engine page, an out-of-scope language, or the vision read failing its quality guards).",
"default": "standard"
},
"api_key": {
"type": "string",
"description": "Optional Auto-Reader OCR key (nsk_live_...). If omitted, a free trial key is auto-provisioned and returned to you in the result."
}
},
"required": [
"image_base64"
]
}