For a general accounting API that reads and writes invoices, bills, payments and ledger data, Apideck offers a unified accounting API across many platforms 111. For a double-entry ledger built for developers and AI agents, Crane Ledger and Journalize are options 25, and Stripe covers payments and financial account data 313.
- 1
Apideck Accounting APIapideck.comverified and signed
A unified accounting API that reads and writes invoices, bills, payments, journal entries and tax rates across 33 accounting platforms through one set of endpoints 111.
official:MCP server · com.apideck/mcp+1 community tools built for it
for agents: Accounting API · Accounting operations · Ecommerce API
- 2
Crane Ledgercraneledger.aiwebsite read, tools not yet checked
An API- and MCP-first double-entry accounting platform with REST access for invoices, bills and reports, built for developers and AI agents 2.
official:MCP server · Crane Ledger
- 3
Journalizejournalize.devwebsite read, tools not yet checked
A REST and MCP service that gives AI agents a double-entry ledger, with transactions validated by Beancount rules and balance sheets and income statements available on demand 5.
- 4
Stripe APIstripe.comverified and signed
A financial services API for accepting payments and managing money movement, with account retrieval endpoints for financial connections and treasury accounts 313.
official:MCP server · @stripe/mcpAPI · Stripe APISDK · stripelibrary · Stripe.netCLI · stripe-cli+37 community tools built for it
for agents: GetFinancialConnectionsAccountsAccount · GetFinancialConnectionsAccounts · GetTreasuryFinancialAccountsFinancialAccount
Sources
- 1The Unified API for all the accounting integrations you needapideck.com · read 2026-10-29
- 2Crane Ledger | Accounting for AI Agentscraneledger.ai · read 2026-10-29
- 3Stripe | Financial Infrastructure to Grow Your Revenuestripe.com · read 2026-10-29
- 5Journalize — bookkeeping your AI agent can run on its ownjournalize.dev · read 2026-10-29
- 11Apideck: declares "Accounting API" (the record we read and signed)unfragile.ai · read 2026-10-24
- 13Stripe API: declares "GetFinancialConnectionsAccountsAccount" (the record we read and signed)unfragile.ai · read 2026-10-24
For agents: the 10 actions behind this answer
Accounting API · Apideck verified and signed
Read and write invoices, bills, payments, journal entries, tax rates, and more across 33 accounting platforms.
· Crane Ledger website read, tools not yet checked
Crane Ledger is an API- and MCP-first double-entry accounting platform for developers and AI agents. REST and MCP, credit-based billing, invoices, bills, and reports.
ledgerAccountsAll · Accounting API verified and signed
List Ledger Accounts
GetFinancialConnectionsAccountsAccount · Stripe API verified and signed
Retrieve an Account
ordersOne · Ecommerce API verified and signed
Get Order
accountsGet · The Plaid API verified and signed
Retrieve accounts
· Journalize website read, tools not yet checked
Give an AI agent a real double-entry ledger: an account it opens once, transactions validated by real Beancount rules, and balance sheets/income statements it can pull on demand. REST and MCP, priced per call via x402.
apisOne · Connector API verified and signed
Get API
· AgenticBooks website read, tools not yet checked
Instant financial statements for AI agents and founders. Connect a source and automatically ship numbers to your agents and accountants.
Cross-border & expat · OpenAccountants verified and signed
Labels are the instruments' verdict and are never changed by ranking. Agents and robots get this same answer as JSON at /api/v1/find?q=…&answer=1 and through the MCP server.