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ServiceNow Attachments API

Operations for uploading, retrieving, listing, and deleting file attachments on ServiceNow records.

ServiceNow Attachments API is one of 63 APIs that ServiceNow publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Attachments. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

This API exposes 6 operations across 5 paths, and defines 2 schemas. It is described by OpenAPI 3.2.0, at version Yokohama.

Requests are made against a single base URL, https://{instance}.service-now.com/api/now.

6 operations 5 paths 2 schemas 1 DELETE3 GET2 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
Yokohama
Base URL
https://{instance}.service-now.com/api/now/table
Authentication
HTTP Basic, OAuth 2.0
Terms of Service
Resource Areas
1

Authentication & Security 2

ServiceNow Attachments API declares 2 security schemes for authenticating requests. It accepts HTTP basic authentication (basicAuth). It supports OAuth 2.0 (oauth2) using the password flow. By default, every request must be authenticated.

  • basicAuth — Basic authentication with ServiceNow credentials. The user must have appropriate attachment permissions.
  • oauth2 — OAuth 2.0 authentication using ServiceNow's OAuth provider.

Paths & Operations 6

Across 5 paths, the API surfaces 6 operations — 1 DELETE, 3 GET, 2 POST. Each is listed below with its method, path, parameters, and response codes.

Attachments 6

Operations for uploading, retrieving, listing, and deleting file attachments on ServiceNow records.

GET
/attachment
Servicenow List Attachments
listAttachments 3 params → 200401
GET
/attachment/{sys_id}
Servicenow Retrieve Attachment Metadata
getAttachment 1 param → 200401404
DELETE
/attachment/{sys_id}
Servicenow Delete an Attachment
deleteAttachment 1 param → 204401404
GET
/attachment/{sys_id}/file
Servicenow Download Attachment File Content
downloadAttachmentFile 1 param → 200401404
POST
/attachment/file
Servicenow Upload a File Attachment via Binary Stream
uploadAttachmentBinary 3 params body → 201400401
POST
/attachment/upload
Servicenow Upload a File Attachment via Multipart Form Data
uploadAttachmentMultipart body → 201400401

Schemas 2

The contract defines 2 schemas that model the data the API accepts and returns. The most detailed are Attachment (16 properties), Error (1 property). Each schema is shown below with its type and property counts.

Error
object
1 property
Attachment
object
Metadata about a file attachment stored in ServiceNow.
16 properties

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

servicenow-attachments-api-openapi.yml Raw ↑

Other APIs ServiceNow publishes across the network.

ServiceNow Batch API
ServiceNow Knowledge Management API
ServiceNow Identification and Reconciliation API
ServiceNow Performance Analytics API
ServiceNow Scripted REST APIs
ServiceNow GraphQL API
ServiceNow Application Service API
ServiceNow Case API
ServiceNow Account API
ServiceNow Consumer API
ServiceNow CSM Attachment API
ServiceNow Email API
Where this information came from

This is an independent, third-party profile of ServiceNow Attachments API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

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