Wave Financial GraphQL API
Wave Financial provides a public GraphQL API for programmatic access to its small-business accounting and invoicing platform. The API covers core business data including businesses, customers, invoices, estimates, products, accounts, transactions, vendors, sales taxes, and payments. Authentication uses OAuth 2.0.
Overview
Wave Financial GraphQL API is a GraphQL API specification published by Wave Financial on the APIs.io network.
Wave Financial provides a public GraphQL API for programmatic access to its small-business accounting and invoicing platform. The API covers core business data including businesses, customers, invoices, estimates, products, accounts, transactions, vendors, sales taxes, and payments. Authentication uses OAuth 2.0.
The specification includes 4 reference links.
Tagged areas include Accounting, Invoicing, Financial, Small Business, and Bookkeeping.
Endpoint
References
- API Reference https://developer.waveapps.com/hc/en-us/articles/360019968212-API-Reference
- Building on GraphQL https://developer.waveapps.com/hc/en-us/articles/360018570992-Building-on-GraphQL
- API Playground https://developer.waveapps.com/hc/en-us/articles/360018937431-API-Playground
- OAuth Guide https://developer.waveapps.com/hc/en-us/articles/360019493652-OAuth-Guide
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Every GraphQL schema here is available over the APIs.io API and to AI agents over MCP.
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find_graphqlBrowse and filter every GraphQL schema in the catalog.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.
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curl "https://apis.io/api/v1/graphql/wave-financial-graphql"
curl "https://apis.io/api/v1/graphql?limit=25"
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