Increase Declined Transactions API

Declined Transactions are refused additions and removals of money from your bank account. For example, Declined Transactions are caused when your Account has an insufficient balance or your Limits are triggered.

Operations 2

GET /declined_transactions List Declined Transactions #
GET /declined_transactions/{declined_transaction_id} Retrieve a Declined Transaction #

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/increase-declined-transactions-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.

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

OpenAPI Specification

increase-declined-transactions-api-openapi.yml Raw ↑
openapi: 3.2.0
info:
  description: Anything that you can achieve with PDFs, presence, and persistence in a bank branch you can do with our API.
  title: Increase Declined Transactions API
  version: 0.0.1
servers:
- url: https://api.increase.com
- url: https://sandbox.increase.com
security:
- bearerAuth: []
tags:


# --- truncated at 32 KB (111 KB total) ---
# Full source: https://raw.githubusercontent.com/api-evangelist/increase/refs/heads/main/openapi/increase-declined-transactions-api-openapi.yml