For AI agents: the docs index is at https://developers.masspay.io/llms.txt. Append .md to any documentation page URL to get its markdown version.
Jump to Content
Home
Documentation
API Reference
Changelog
SDKs
Status Page
v0.1.4
v1.0.0
Log In
API Reference
Log In
v1.0.0
Home
Documentation
API Reference
Changelog
SDKs
Status Page
Overview
Introduction to MassPay REST API
Overview
Authentication
Idempotent Requests
Versioning
Webhooks
Swimlanes
Error codes
Data Migration
Testing
PCI
MassPay API
Account
Get current available balance
get
Get account configuration
get
Create a webhook configuration
post
Get webhooks
get
Delete a webhook configuration
del
Get certified account statement
get
Top up account balance
post
Add new funding instrument
post
List account topup funding instruments
get
Get top up transaction details
get
Validate a bank account
post
Attribute
Get all stored user attributes
get
Store user attributes
post
Get user attributes for destination_token
get
Set or Update Label for Attribute Set
put
Store global user attributes
post
Get global user attributes
get
Attributes velocity check
post
Card
Get MassPay card information
get
Update MassPay card information
put
Payouts Catalog
Gets a list of countries where payouts services offered.
get
Gets a list of Companies and their best payouts service offerings for the given country code.
get
Gets a list of Companies and their service offerings for the given country code.
get
Returns list of alternative service to a provided service
get
Returns provided service
get
Get user agreement
get
Get available user agreements
optns
Payins Catalog
Gets a list of countries where payins services offered.
get
Gets a list of Companies and their best payins service offerings for the given country code.
get
KYC
Attributes velocity check
post
Upload ID photos
post
Get all KYC sessions
get
Get a Veriff session link
get
Get available media for a Veriff session id
get
Get media content for a Veriff session id
get
Link a Veriff session id
put
Link a Ondato session id
put
Link a ShuftiPro session id
put
Link a Stripe Identity Verification Report
put
Link a SumSub session id
put
Link a AiPrise session id
put
Link a Yoti session id
put
Link a Persona Inquiry
put
Link a Plaid Inquiry
put
Link a Didit session id
put
Get file upload requests by user token
get
Get file upload request details
get
Upload files by user token and file upload token
post
Load
Resend balance notification
put
Initiate a load transaction
post
Get history of loads by user token
get
Resend load notification
put
Reverse a user load
del
Payin
Initiate a payin transaction
post
Get status of a payin by payin token
get
Get history of payins by user token
get
Reverse (close) a payin by payin token
post
Return (reverse) a single deposit made toward a payin
post
Get the intermediary banks for funding a payin
get
Payout
Initiate a payout transaction
post
Get history of payouts by user token
get
Commit payout transaction
put
Request payout transaction cancellation
del
Get status of a payout by payout token
get
Get transaction confirmation details
patch
Payout Reversal
Initiate a payout reversal
post
Get status of a payout reversal
get
Get history of payout reversals
get
Spend Back
Get history of spend backs by user token
get
Initiate a spend back transaction
post
Tax
Get list of users' annual balance
get
Get link for tax interview
get
Get all tax form submissions
get
Submit W-9 tax form
post
Submit W-8BEN tax form
post
Submit W-8BEN-E tax form
post
Submit W-8ECI tax form
post
Submit W-8IMY tax form
post
Submit Form 1099-NEC
post
Transmit Form 1099-NEC
post
Update or Correct Form 1099-NEC
put
Submit Form 1099-K
post
Transmit Form 1099-K
post
Update or Correct Form 1099-K
put
Get all tax interview sessions
get
Request Postal Mailing for Tax Form
post
User
Create a user
post
Get user by user token
get
Updated user
put
Lookup an existing user
get
Transactions history
get
All Users' Transactions history
get
Wallet
Retrieve all available wallets for a user
get
Create a wallet for a user
post
Create a client wallet
post
Transfer funds between wallets
post
Wallet details
get
Get all AutoPayout rules
get
Add AutoPayout rule
post
Delete AutoPayout rule
del
Ledger
List ledger entries
get
Ledger entry
get
Business
Create a business
post
Upload business documents
post
List business documents
get
Powered by
Copy Page
Overview
Updated 3 months ago
Authentication
Did this page help you?
Yes
No
Updated 3 months ago
Authentication
Did this page help you?
Yes
No
