FIS Global

FIS Global Attachment API

The Attachment API from FIS Global — 1 operation(s) for attachment.

GitHub OpenAPI

Operations 2

GET /attachments Attachments #
POST /attachments Push attachment #

Documentation

📖
Documentation
https://docs.railz.ai/
📖
APIReference
https://docs.railz.ai/reference

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/fis/refs/heads/main/openapi/fis-attachment-api-openapi.yml

Schemas & Data

📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/fis/refs/heads/main/json-schema/fis-push-attachment-response-v1-dto-schema.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/fis/refs/heads/main/json-schema/fis-push-attachment-v1-dto-schema.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/fis/refs/heads/main/json-schema/fis-get-attachment-response-v1-dto-schema.json

Other Resources

🔗
Portal
https://dashboard.railz.ai/
🔗
Webhooks
https://raw.githubusercontent.com/api-evangelist/fis/refs/heads/main/asyncapi/fis-webhooks.yml

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/fis:fis-attachment-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

fis-attachment-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: FIS® Accounting Data as a Service™ Attachment API
  description: What's changed in our API
  version: v2
  contact: {}
servers:
- url: https://api.railz.ai
  description: Main (production) API server
tags:
- name: Attachment
paths:
  /attachments:
    get:
      description: Gets all invoice & bill attachments for a business.
      operationId: attachments
      parameters:
      - name: businessName
        required: true
        in: query
        schema:
          type: string
      - name: serviceName
        required: true
        in: query
        schema:
          type: string
          enum:
          - freshbooks
          - quickbooks
          - xero
          - sageBusinessCloud
          - sageIntacct
          - dynamicsBusinessCentral
          - zohoBooks
      - name: offset
        required: false
        in: query
        description: The offset is the position in the dataset of a particular record.
        schema:
          format: integer
          type: number
      - name: limit
        required: false
        in: query
        description: 'This is the size of the results set you would like (default: 100).'
        schema:
          format: integer
          example: 100
          type: number
      - name: orderBy
        required: false
        in: query
        schema:
          type: string
      - name: id
        required: false
        in: query
        schema:
          type: string
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetAttachmentResponseV1Dto'
        '202':
          description: Data in pending state
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GetAttachmentResponseV1Dto'
        '204':
          description: No data available
        '400':
          description: Bad Request Error - Thrown if fields sent via query does not follow specifications
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error400ResponseDto'
        '401':
          description: Unauthorized - Not logged in or log in expired
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error401ResponseDto'
        '403':
          description: Forbidden - Not enough permission
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error403ResponseDto'
        '500':
          description: Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error500ResponseDto'
      security:
      - bearer: []
      summary: Attachments
      tags:
      - Attachment
      x-summary-source: derived
    post:
      description: Posts an individual invoice or bill attachment to a business.
      operationId: pushAttachment
      parameters: []
      requestBody:
        required: true
        content:
          multipart/form-data:
            schema:
              $ref: '#/components/schemas/PushAttachmentV1Dto'
          application/json:
            schema:
              $ref: '#/components/schemas/PushAttachmentV1Dto'
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PushAttachmentResponseV1Dto'
        '400':
          description: Bad Request Error - Thrown if fields sent via query does not follow specifications
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error400ResponseDto'
        '401':
          description: Unauthorized - Not logged in or log in expired
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error401ResponseDto'
        '403':
          description: Forbidden - Not enough permission
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error403ResponseDto'
        '500':
          description: Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error500ResponseDto'
      security:
      - bearer: []
      summary: Push attachment
      tags:
      - Attachment
      x-summary-source: derived
components:
  schemas:
    Error401Dto:
      type: object
      properties:
        statusCode:
          type: number
          readOnly: true
          example: 401
        message:
          readOnly: true
          example:
          - Unauthorized
          type: array
          items:
            type: string
        error:
          type: string
          readOnly: true
          example: Unauthorized
      required:
      - statusCode
      - message
      - error
    GetAttachmentData:
      type: object
      properties:
        id:
          type: string
          example: '1'
        url:
          type: string
          example: https://api.railz.ai/Attachments/Image00394.png
          format: uri
        fileName:
          type: string
          example: image00394.png
        contentType:
          type: string
          example: image/jpeg
        uploadDate:
          type: string
          example: '2020-11-25T01:02:03Z'
        fileSize:
          type: number
          example: 10495
          format: float
        sourceModifiedDate:
          type: string
          example: '2021-03-09T08:49:36.035Z'
        link:
          $ref: '#/components/schemas/AttachmentLink'
      required:
      - id
      - url
    Error400Dto:
      type: object
      properties:
        statusCode:
          type: number
          readOnly: true
          example: 400
        message:
          readOnly: true
          example:
          - businessName cannot be null
          type: array
          items:
            type: string
        error:
          type: string
          readOnly: true
          example: Bad Request
      required:
      - statusCode
      - message
      - error
    PushAttachmentConnection:
      type: object
      properties:
        businessName:
          type: string
          example: Railz
        serviceName:
          type: string
          example: quickbooks
          description: Name of accounting platform service.
          enum:
          - freshbooks
          - quickbooks
          - xero
          - oracleNetsuite
          - sageBusinessCloud
          - sageIntacct
          - dynamicsBusinessCentral
          - zohoBooks
      required:
      - businessName
      - serviceName
    Error401ResponseDto:
      type: object
      properties:
        error:
          readOnly: true
          allOf:
          - $ref: '#/components/schemas/Error401Dto'
        payload:
          type: object
          readOnly: true
          example: {}
      required:
      - error
      - payload
    PushAttachmentLink:
      type: object
      properties:
        type:
          type: string
          example: bill
          enum:
          - bill
          - invoice
          - customer
          - vendor
          - deposit
          - journalEntry
          - billPayment
          - invoicePayment
          - expense
          - inventory
          - purchaseOrder
          - invoiceCreditNote
          - billCreditNote
          - bankTransaction
          - bankTransfer
          - account
        id:
          type: string
          example: '133'
      required:
      - type
      - id
    PushAttachmentV1:
      type: object
      properties:
        link:
          $ref: '#/components/schemas/PushAttachmentLink'
      required:
      - link
    PushAttachmentV1Dto:
      type: object
      properties:
        connection:
          $ref: '#/components/schemas/PushAttachmentConnection'
        file:
          type: string
          format: binary
        data:
          $ref: '#/components/schemas/PushAttachmentV1'
      required:
      - connection
      - file
      - data
    Error500ResponseDto:
      type: object
      properties:
        error:
          readOnly: true
          allOf:
          - $ref: '#/components/schemas/Error500Dto'
        payload:
          type: object
          readOnly: true
      required:
      - error
      - payload
    Error400ResponseDto:
      type: object
      properties:
        error:
          readOnly: true
          allOf:
          - $ref: '#/components/schemas/Error400Dto'
        payload:
          type: object
          readOnly: true
      required:
      - error
      - payload
    PushAttachmentResponseV1Dto:
      type: object
      properties:
        pushCommunicationId:
          type: string
          readOnly: true
          example: 60473b57f0cdd1683ca71f60
        requestedOn:
          type: string
          readOnly: true
          example: '2021-03-09T08:15:22.035Z'
          format: date-time
        status:
          type: string
          readOnly: true
          example: pending
          enum:
          - success
          - failed
          - pending
        businessName:
          type: string
          readOnly: true
          example: Railz
        serviceName:
          type: string
          readOnly: true
          example: quickbooks
          enum:
          - freshbooks
          - quickbooks
          - quickbooksDesktop
          - xero
          - oracleNetsuite
          - sageBusinessCloud
          - sageIntacct
          - dynamicsBusinessCentral
          - dynamics365Finance
          - wave
          - myob
          - zohoBooks
          - byod
        data:
          readOnly: true
          allOf:
          - $ref: '#/components/schemas/PushAttachmentV1'
      required:
      - pushCommunicationId
      - requestedOn
      - status
      - businessName
      - serviceName
      - data
    Error403ResponseDto:
      type: object
      properties:
        error:
          readOnly: true
          allOf:
          - $ref: '#/components/schemas/Error403Dto'
        payload:
          type: object
          readOnly: true
          example: {}
      required:
      - error
      - payload
    Error403Dto:
      type: object
      properties:
        statusCode:
          type: number
          readOnly: true
          example: 403
        message:
          readOnly: true
          example:
          - Forbidden resource
          type: array
          items:
            type: string
        error:
          type: string
          readOnly: true
          example: Forbidden
      required:
      - statusCode
      - message
      - error
    GetAttachmentResponseV1Dto:
      type: object
      properties:
        count:
          type: number
          readOnly: true
          example: 1
          format: integer
        data:
          type: array
          items:
            $ref: '#/components/schemas/GetAttachmentData'
      required:
      - count
      - data
    AttachmentLink:
      type: object
      properties:
        type:
          type: string
          example: bill
          enum:
          - bill
          - invoice
          - customer
          - vendor
          - deposit
          - journalEntry
          - billPayment
          - invoicePayment
          - expense
          - inventory
          - purchaseOrder
          - invoiceCreditNote
          - billCreditNote
          - bankTransaction
          - bankTransfer
          - account
        id:
          type: string
          example: '234'
    Error500Dto:
      type: object
      properties:
        error:
          type: string
          readOnly: true
          example: Internal Server Error
        message:
          readOnly: true
          example:
          - INTERNAL_ERROR
          type: array
          items:
            type: string
        statusCode:
          type: number
          readOnly: true
          example: 500
      required:
      - error
      - message
      - statusCode
  securitySchemes:
    bearer:
      scheme: bearer
      bearerFormat: JWT
      type: http