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Nitro PDF Services (Preview)

The Nitro eSign connectors. Get Access Token connector accepts a client ID and client secret and returns an access token that can be used to authenticate API requests. The convert connectors transform various file formats into PDF documents and vice versa for use with the Nitro PDF Services.

This connector is available in the following products and regions:

Service Class Regions
Copilot Studio Premium All Power Automate regions except the following:
     -   US Government (GCC)
     -   US Government (GCC High)
     -   China Cloud operated by 21Vianet
     -   US Department of Defense (DoD)
Logic Apps Standard All Logic Apps regions except the following:
     -   Azure Government regions
     -   Azure China regions
     -   US Department of Defense (DoD)
Power Apps Premium All Power Apps regions except the following:
     -   US Government (GCC)
     -   US Government (GCC High)
     -   China Cloud operated by 21Vianet
     -   US Department of Defense (DoD)
Power Automate Premium All Power Automate regions except the following:
     -   US Government (GCC)
     -   US Government (GCC High)
     -   China Cloud operated by 21Vianet
     -   US Department of Defense (DoD)
Contact
Name Nitro support
URL https://www.gonitro.com/support
Email prosupport@sfdc.gonitro.com
Connector Metadata
Publisher Nitro PDF
Website https://www.gonitro.com/
Privacy policy https://www.gonitro.com/legal/privacy-policy
Categories Productivity; IT operations

Nitro PDF Services Connector

Overview

Nitro PDF Services is a powerful set of PDF processing capabilities that enables you to edit, convert, protect, extract, and transform PDF documents programmatically. The platform provides a broad selection of PDF tools, allowing you to streamline document workflows and integrate PDF functionality directly into your applications.

Publisher: Nitro Software

Prerequisites

To use Nitro PDF Services through this connector, you will need:

Authentication

This connector uses OAuth 2.0 (Client Credentials) implemented through the Get Access Token operation.
The operation exchanges a client ID and client secret for a bearer token according to OAuth 2.0 standards.

API Host & Base Path

https://api.gonitro.dev

Supported Operations

1. Authentication

Get Access Token

Exchanges client credentials for an OAuth 2.0 bearer token used for API authentication.

2. Conversions

Convert between PDF and other document formats.

PDF to MS Office

  • PDF to Word
  • PDF to Excel

MS Office to PDF

  • Word to PDF
  • Excel to PDF
  • PowerPoint to PDF

Image to PDF

Convert common image formats (JPG, PNG, TIFF, etc.) into PDF.

PDF to Image

Convert PDF pages into various image formats.

HTML to PDF

Convert HTML content into PDF.

Output format:
Conversions return either JSON or binary output depending on the Accept header (default: application/octet-stream).

3. Transformations

Operations that modify or restructure PDF documents.

  • Compress PDF
    Reduce file size using compression levels.

  • Flatten PDF
    Convert interactive or layered content into static, non-editable elements. This process is irreversible.

  • Rotate PDF pages
    Rotate one or more pages using a rotation array (page index + angle).

  • Delete PDF pages
    Remove pages by index.

  • Split PDF document
    Split a multi-page PDF into multiple PDFs based on custom page ranges.

  • Merge PDF documents
    Combine multiple PDFs into a single document.

  • Redact PDF pages
    Add redaction boxes to hide sensitive content.

  • Set PDF properties
    Update standard PDF metadata fields.

  • Password protect PDF
    Add password protection and access permissions.

  • Unprotect PDF
    Remove passwords and restrictions.

Output format:
Transformations can return JSON or binary output depending on the Accept header.

4. Extractions

Retrieve structured or unstructured data from PDF documents.

Extract PDF Form Data

Automatically extracts all form field values.

Extract PDF Table Data

Identifies and returns table data from PDF files.

Extract Text from PDF

Extract text:

  • from the full document, or
  • from specific pages via the pageIndices parameter.

Extract PII Location from PDF

Find bounding boxes for specific text values.
Input: list of strings (texts)
Output: bounding boxes containing those strings.

Extract PII from PDF

Extract Personal Identifiable Information (PII) bounding boxes from form fields.
Supports:

  • English
  • Spanish

Extract Properties from PDF

Extract PDF metadata properties.

Output format:
Extractions return JSON only.

Errors & Throttling

The Nitro PDF Services API may return the following errors:

  • 400 — Bad request
  • 401 — Unauthorized
  • 404 — Not found
  • 413 — Content too large
  • 422 — Unprocessable entity
  • 500 — Internal server error

Platform Limits

File Size

  • Maximum: 25 MB per request
    Applies to both single‑file and multi‑file operations.

Page Count

  • Maximum: 250 pages per individual document
    Total combined pages across multiple documents may exceed 250.

Retention Time

  • Input and output files are deleted ~15 minutes after operation completion.

Notes

  • Conversions and Transformations can output JSON or binary depending on the Accept header.
  • Extraction connectors always return JSON.

Throttling Limits

Name Calls Renewal Period
API calls per connection 100 60 seconds

Actions

Compress PDF document

Compress PDF document
Delete PDF pages

Delete PDF pages
Excel to PDF

Convert Excel file to PDF file
Extract PDF Form Data

Extract Form Data from PDF
Extract PDF Table Data

Extract Table Data from PDF
Extract PII from PDF

Extract PII from PDF documnet
Extract PII location from PDF

Extract PII location from PDF document
Extract Properties from PDF

Get Properties from PDF document
Extract Text from PDF

Extract Text from PDF file
Flatten PDF document

Flatten PDF document
Get Access Token

Get bearer token from Nitro API service
HTML to PDF

Convert HTML to PDF
Image to PDF

Convert Image to PDF
Merge PDF documents

Merge PDF documents
Password Protect PDF document

Password Protect PDF document
PDF to Excel

Convert PDF file to Excel
PDF to Image

Convert PDF file to Image
PDF to Word

Convert PDF file to Word file
PowerPoint to PDF

Convert PowerPoint to PDF
Redact PDF pages

Redact PDF pages
Rotate PDF documents

Rotate PDF documents
Set PDF Properties

Set PDF Properties
Split PDF document

Split PDF document
Unprotect PDF document

Unprotect PDF document
Word to PDF

Convert Word file to PDF file

Compress PDF document

Operation ID:
CompressPDFDocument

Compress PDF document

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
Compression Level
 params True string

in format {"level":}
File content
 file True file

The file to upload

Returns

Name Path Type Description
URL
 file.URL string

URL
contentType
 file.contentType string

contentType
fileSizeBytes
 file.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 file.metadata.pageCount integer

pageCount
File content
 $content string

File content

Delete PDF pages

Operation ID:
DeletePDFPages

Delete PDF pages

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload
Delete pages
 params True string

in format {"pageIndice":[]}

Returns

Name Path Type Description
files
 files array of object

files
URL
 files.URL string

URL
contentType
 files.contentType string

contentType
fileSizeBytes
 files.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 files.metadata.pageCount integer

pageCount
File content
 $content string

File content

Excel to PDF

Operation ID:
ExcelToPDF

Convert Excel file to PDF file

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload

Returns

Name Path Type Description
URL
 result.file.URL string

URL
contentType
 result.file.contentType string

contentType
fileSizeBytes
 result.file.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 result.file.metadata.pageCount integer

pageCount
File content
 $content string

File content

Extract PDF Form Data

Operation ID:
ExtractPDFFormData

Extract Form Data from PDF

Parameters

Name Key Required Type Description
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload

Returns

Name Path Type Description
fields
 result.fields array of object

fields
fieldName
 result.fields.name string

Form field name
fieldValue
 result.fields.value string

Form field value
fieldConfidence
 result.fields.confidence float

Form field confidence
averageConfidence
 result.averageConfidence float

averageConfidence

Extract PDF Table Data

Operation ID:
ExtractPDFTableData

Extract Table Data from PDF

Parameters

Name Key Required Type Description
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload

Returns

Name Path Type Description
tables
 result.tables array of object

tables
ID
 result.tables.ID string

ID
pageIndices
 result.tables.pageIndices array of integer

pageIndices
title
 result.tables.tableData.title string

title
cells
 result.tables.tableData.cells array of array

cells
items
 result.tables.tableData.cells array of string
footers
 result.tables.tableData.footers array of string

footers
confidences
 result.tables.tableData.confidences array of array

confidences
items
 result.tables.tableData.confidences array of float
averageConfidence
 result.tables.tableData.averageConfidence float

averageConfidence
headerCells
 result.tables.tableData.headerCells array of array

headerCells
items
 result.tables.tableData.headerCells array of integer
summaryCells
 result.tables.tableData.summaryCells array of array

summaryCells
items
 result.tables.tableData.summaryCells array of integer

Extract PII from PDF

Operation ID:
ExtractPIIFromPDF

Extract PII from PDF documnet

Parameters

Name Key Required Type Description
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
Document language
 params True string

in format {"language":"en"}
File content
 file True file

The file to upload

Returns

Name Path Type Description
PIIBoxes
 result.PIIBoxes array of object

PIIBoxes
ID
 result.PIIBoxes.ID string

ID
text
 result.PIIBoxes.text string

text
textPiece
 result.PIIBoxes.textPiece string

textPiece
pageIndex
 result.PIIBoxes.pageIndex integer

pageIndex
boundingBox
 result.PIIBoxes.boundingBox array of number

boundingBox
PIIType
 result.PIIBoxes.PIIType string

PIIType
confidence
 result.PIIBoxes.confidence float

confidence

Extract PII location from PDF

Operation ID:
ExtractPIILocationFromPDF

Extract PII location from PDF document

Parameters

Name Key Required Type Description
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
Key words of PII boxes
 params True string

in format { "texts": [ "Name", "Location" ]}
File content
 file True file

The file to upload

Returns

Name Path Type Description
textBoxes
 result.textBoxes array of object

textBoxes
ID
 result.textBoxes.ID string

ID
text
 result.textBoxes.text string

text
pageIndex
 result.textBoxes.pageIndex integer

pageIndex
boundingBox
 result.textBoxes.boundingBox array of number

boundingBox
textPiece
 result.textBoxes.textPiece string

textPiece

Extract Properties from PDF

Operation ID:
ExtractPropertiesFromPDF

Get Properties from PDF document

Parameters

Name Key Required Type Description
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload

Returns

Name Path Type Description
title
 result.title string

title
author
 result.author string

author
subject
 result.subject string

subject
keywords
 result.keywords string

keywords
creator
 result.creator string

creator
producer
 result.producer string

producer
creationDate
 result.creationDate string

creationDate
modDate
 result.modDate string

modDate
trapped
 result.trapped string

trapped

Extract Text from PDF

Operation ID:
ExtractTextFromPDF

Extract Text from PDF file

Parameters

Name Key Required Type Description
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload

Returns

Name Path Type Description
result
 result string

result

Flatten PDF document

Operation ID:
FlattenPDFDocument

Flatten PDF document

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload

Returns

Name Path Type Description
URL
 file.URL string

URL
contentType
 file.contentType string

contentType
fileSizeBytes
 file.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 file.metadata.pageCount integer

pageCount
File content
 $content string

File content

Get Access Token

Operation ID:
GetAccessToken

Get bearer token from Nitro API service

Parameters

Name Key Required Type Description
Client ID
 clientID string

clientID
Client Secret
 clientSecret string

clientSecret

Returns

Name Path Type Description
accessToken
 accessToken string

accessToken
tokenType
 tokenType string

tokenType
expiresIn
 expiresIn integer

expiresIn

HTML to PDF

Operation ID:
HTMLToPDF

Convert HTML to PDF

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload

Returns

Name Path Type Description
URL
 result.file.URL string

URL
contentType
 result.file.contentType string

contentType
fileSizeBytes
 result.file.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 result.file.metadata.pageCount integer

pageCount
File content
 $content string

File content

Image to PDF

Operation ID:
ImageToPDF

Convert Image to PDF

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload

Returns

Name Path Type Description
URL
 result.file.URL string

URL
contentType
 result.file.contentType string

contentType
fileSizeBytes
 result.file.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 result.file.metadata.pageCount integer

pageCount
File content
 $content string

File content

Merge PDF documents

Operation ID:
MergePDFDocuments

Merge PDF documents

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File 1
 file1 True file

PDF file to merge.
File 2
 file2 True file

PDF file to merge.

Returns

Name Path Type Description
URL
 file.URL string

URL
contentType
 file.contentType string

contentType
fileSizeBytes
 file.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 file.metadata.pageCount integer

pageCount
File content
 $content string

File content

Password Protect PDF document

Operation ID:
PasswordProtectPDFDocument

Password Protect PDF document

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload
Protection parameters
 params True string

in format {"credentials":}

Returns

Name Path Type Description
URL
 file.URL string

URL
contentType
 file.contentType string

contentType
fileSizeBytes
 file.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 file.metadata.pageCount integer

pageCount
File content
 $content string

File content

PDF to Excel

Operation ID:
PDFToExcel

Convert PDF file to Excel

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload

Returns

Name Path Type Description
URL
 result.file.URL string

URL
contentType
 result.file.contentType string

contentType
fileSizeBytes
 result.file.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 result.file.metadata.pageCount string

pageCount
File content
 $content string

File content

PDF to Image

Operation ID:
PDFToImage

Convert PDF file to Image

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload

Returns

Name Path Type Description
files
 result.files array of object

files
URL
 result.files.URL string

URL
contentType
 result.files.contentType string

contentType
fileSizeBytes
 result.files.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 result.files.metadata.pageCount string

pageCount
File content
 $content string

File content

PDF to Word

Operation ID:
PDFToWord

Convert PDF file to Word file

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload

Returns

Name Path Type Description
URL
 result.file.URL string

URL
contentType
 result.file.contentType string

contentType
fileSizeBytes
 result.file.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 result.file.metadata.pageCount string

pageCount
File content
 $content string

File content

PowerPoint to PDF

Operation ID:
PowerPointToPDF

Convert PowerPoint to PDF

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload

Returns

Name Path Type Description
URL
 result.file.URL string

URL
contentType
 result.file.contentType string

contentType
fileSizeBytes
 result.file.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 result.file.metadata.pageCount integer

pageCount
File content
 $content string

File content

Redact PDF pages

Operation ID:
RedactPDFPages

Redact PDF pages

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
Properties
 params True string

in format {"redactions":[]}
File content
 file True file

The file to upload

Returns

Name Path Type Description
files
 files array of object

files
URL
 files.URL string

URL
contentType
 files.contentType string

contentType
fileSizeBytes
 files.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 files.metadata.pageCount integer

pageCount
File content
 $content string

File content

Rotate PDF documents

Operation ID:
RotatePDFDocuments

Rotate PDF documents

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload
Rotate pages
 params True string

in format {"rotations":[]}

Returns

Name Path Type Description
URL
 result.file.URL string

URL
contentType
 result.file.contentType string

contentType
fileSizeBytes
 result.file.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 result.file.metadata.pageCount integer

pageCount
File content
 $content string

File content

Set PDF Properties

Operation ID:
SetPDFProperties

Set PDF Properties

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
Properties
 params True string

in format {"title":"example"}
File content
 file True file

The file to upload

Returns

Name Path Type Description
URL
 file.URL string

URL
contentType
 file.contentType string

contentType
fileSizeBytes
 file.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 file.metadata.pageCount integer

pageCount
File content
 $content string

File content

Split PDF document

Operation ID:
SplitPDFDocument

Split PDF document

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload
Pages
 params True string

in format {"pageIndice":[]}

Returns

Name Path Type Description
files
 files array of object

files
URL
 files.URL string

URL
contentType
 files.contentType string

contentType
fileSizeBytes
 files.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 files.metadata.pageCount integer

pageCount
Archive content
 $content string

Archive content

Unprotect PDF document

Operation ID:
UnprotectPDFDocument

Unprotect PDF document

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload
Unprotection parameters
 params True string

in format {"credentials":}

Returns

Name Path Type Description
file
 file FileLinkResponse
File content
 $content string

File content

Word to PDF

Operation ID:
WordToPDF

Convert Word file to PDF file

Parameters

Name Key Required Type Description
Accept (Output format)
 Accept string

e.g. application/json
Nitro Access Token
 accessNitroToken True string

body/accessToken from Get Access Token block
File content
 file True file

The file to upload

Returns

Name Path Type Description
URL
 result.file.URL string

URL
contentType
 result.file.contentType string

contentType
fileSizeBytes
 result.file.metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 result.file.metadata.pageCount integer

pageCount
File content
 $content string

File content

Definitions

FileLinkResponse

Name Path Type Description
URL
 URL string

URL
fileSizeBytes
 metadata.fileSizeBytes integer

fileSizeBytes
pageCount
 metadata.pageCount integer

pageCount