Get Extractor Version

import { ExtendClient, ExtendEnvironment } from "extend-ai";
async function main() {
    const client = new ExtendClient({
        environment: ExtendEnvironment.Production,
        token: "YOUR_TOKEN_HERE",
    });
    await client.extractorVersions.retrieve("extractor_id_here", "extractor_version_id_here");
}
main();

{
  "object": "extractor_version",
  "id": "exv_xK9mLPqRtN3vS8wF5hB2cQ",
  "description": "Updated extraction fields for new invoice format",
  "version": "draft",
  "config": {
    "baseProcessor": "extraction_performance",
    "baseVersion": "4.5.2",
    "extractionRules": "Extract invoice number, date, total amount, and vendor details.",
    "schema": {
      "type": "object",
      "properties": {
        "invoiceNumber": {
          "type": "string",
          "description": "Unique invoice identifier"
        },
        "invoiceDate": {
          "type": "string",
          "format": "date",
          "description": "Date of the invoice"
        },
        "totalAmount": {
          "type": "number",
          "description": "Total amount due on the invoice"
        },
        "vendor": {
          "type": "object",
          "properties": {
            "name": {
              "type": "string",
              "description": "Vendor name"
            },
            "address": {
              "type": "string",
              "description": "Vendor address"
            }
          },
          "required": [
            "name"
          ]
        }
      },
      "required": [
        "invoiceNumber",
        "invoiceDate",
        "totalAmount",
        "vendor"
      ]
    },
    "advancedOptions": {
      "modelReasoningInsightsEnabled": true,
      "advancedMultimodalEnabled": true,
      "citationsEnabled": true,
      "arrayCitationStrategy": "item",
      "arrayStrategy": {
        "type": "large_array_heuristics"
      },
      "chunkingOptions": {
        "chunkingStrategy": "standard",
        "pageChunkSize": 5,
        "chunkSelectionStrategy": "intelligent",
        "customSemanticChunkingRules": "Split chunks at invoice section headers."
      },
      "excelSheetRanges": [
        {
          "start": 0,
          "end": 2
        }
      ],
      "excelSheetSelectionStrategy": "intelligent",
      "pageRanges": [
        {
          "start": 1,
          "end": 10
        },
        {
          "start": 20,
          "end": 30
        }
      ],
      "reviewAgent": {
        "enabled": true
      }
    },
    "parseConfig": {
      "target": "markdown",
      "chunkingStrategy": {
        "type": "page",
        "options": {
          "minCharacters": 500,
          "maxCharacters": 10000
        }
      },
      "engine": "parse_performance",
      "engineVersion": "latest",
      "blockOptions": {
        "figures": {
          "enabled": true,
          "figureImageClippingEnabled": true
        },
        "tables": {
          "enabled": true,
          "targetFormat": "html",
          "tableHeaderContinuationEnabled": false,
          "cellBlocksEnabled": false,
          "agentic": {
            "enabled": false,
            "customInstructions": "Review table extraction accuracy and correct OCR errors."
          }
        },
        "text": {
          "signatureDetectionEnabled": false,
          "agentic": {
            "enabled": false,
            "customInstructions": "Check for OCR errors in text blocks."
          }
        }
      },
      "advancedOptions": {
        "pageRotationEnabled": true,
        "pageRanges": [
          {
            "start": 1,
            "end": 10
          },
          {
            "start": 20,
            "end": 30
          }
        ],
        "excelParsingMode": "basic",
        "excelSkipHiddenContent": false,
        "verticalGroupingThreshold": 1.2,
        "returnOcr": {
          "words": false
        }
      }
    }
  },
  "extractorId": "ex_Xj8mK2pL9nR4vT7qY5wZ",
  "createdAt": "2024-03-21T16:45:00Z"
}

Retrieve a specific version of an extractor in Extend

Authentication

AuthorizationBearer

Bearer authentication of the form Bearer <token>, where token is your auth token.

Path parameters

extractorIdstringRequired

The ID of the extractor.

Example: "ex_Xj8mK2pL9nR4vT7qY5wZ"

versionIdstringRequired

The ID of the specific extractor version.

Example: "extv_QYk6jgHA_8CsO8rVWhyNC"

Response

Successfully retrieved extractor version

objectenum

The type of object. Will always be "extractor_version".

Allowed values:

idstring

The unique identifier for this version of the extractor.

Example: "exv_xK9mLPqRtN3vS8wF5hB2cQ"

descriptionstring or null

A description of this version of the extractor.

Example: "Updated extraction fields for new invoice format"

versionstring

The version number or identifier for this specific version of the extractor. The draft version will have version=“draft”.

Examples: "1.0", "2.1", "draft"

configobject

The configuration settings for this version of the extractor. This is a union of two possible shapes:

JSON Schema config: The current config format. All extractors created through this API version use this shape.
Legacy config: A fields-array config from a previous API version. This shape is only returned for extractors that were originally configured with the legacy format. This API version does not support creating extractors with legacy configs.

The configuration settings for this version of the extractor. This is a union of two possible shapes: - **[JSON Schema config](https://docs.extend.ai/2026-02-09/product/extraction/schema):** The current config format. All extractors created through this API version use this shape. - **[Legacy config](https://docs.extend.ai/2025-04-21/product/extraction/schema-legacy):** A fields-array config from a previous API version. This shape is only returned for extractors that were originally configured with the legacy format. This API version does not support creating extractors with legacy configs.

extractorIdstring

The ID of the extractor that this version belongs to.

Example: "ex_Xj8mK2pL9nR4vT7qY5wZ"

createdAtstringformat: "date-time"

The time (in UTC) at which the object was created. Will follow the RFC 3339 format.

Example: "2024-03-21T16:45:00Z"

Get Extractor Version

Authentication

Path parameters

Headers

Response

Errors