# ERP & Accounting API use cases Choose the workflow you want to build, explore a working demo, and follow its implementation guide. Supported operations, fields, and reports vary by connector. Check [Accounting coverage](https://developers.apideck.com/apis/accounting/coverage.md) before building. New to Apideck? [Make your first API call](https://developers.apideck.com/get-started.md). [Plan your integration](https://developers.apideck.com/integration-plan.md): prepare a workflow-specific build brief and customer connection checklist. ## Sync invoices and payments Create customers and invoices, allocate payments, and read back outstanding balances. Category: Payables & receivables Concepts: Customers, Invoices, Payments - [Implementation guide](https://developers.apideck.com/guides/accounts-receivable-automation.md) - [Interactive demo](https://demos.apideck.com/vertical-saas) ## Accounts payable automation Push approved bills into your customer’s ledger and record payments against the right supplier. Category: Payables & receivables Concepts: Suppliers, Bills, Bill payments - [Implementation guide](https://developers.apideck.com/guides/accounts-payable-automation.md) - [Interactive demo](https://demos.apideck.com/procurement) ## Build expense integrations Map expense categories to ledger accounts and sync approved spend with tracking dimensions. Category: Spend & operations Concepts: Expenses, Ledger accounts, Tracking categories - [Implementation guide](https://developers.apideck.com/guides/expense-management-integration.md) - [Interactive demo](https://demos.apideck.com/expense-management) ## FP&A Bring actuals into your planning product for budgets, forecasts, and variance analysis. Category: Data & reporting Concepts: Profit and loss, Balance sheet, Journal entries - [Implementation guide](https://developers.apideck.com/guides/fpa-with-accounting-api.md) - [Interactive demo](https://demos.apideck.com/fpa) ## Procurement to ERP Take purchasing from supplier lookup to purchase order, bill, and payment reconciliation. Category: Spend & operations Concepts: Suppliers, Purchase orders, Bills - [Implementation guide](https://developers.apideck.com/guides/procurement-accounting-api.md) - [Interactive demo](https://demos.apideck.com/procurement) ## Sync accounting data at scale Build an initial backfill, keep changes flowing, and reconcile your store with the source. Category: Data & reporting Concepts: Pagination, Incremental sync, Reconciliation - [Implementation guide](https://developers.apideck.com/guides/syncing-accounting-data-at-scale.md) ## Build lending workflows Read financial statements and receivables to feed your underwriting and monitoring models. Category: Data & reporting Concepts: Financial statements, Invoices, Customers - [Implementation guide](https://developers.apideck.com/guides/business-lending-accounting-api.md) - [Interactive demo](https://demos.apideck.com/lending) ## Deliver bank feeds Send bank transactions into accounting platforms for downstream reconciliation. Category: Spend & operations Concepts: Bank accounts, Bank feed statements - [Implementation guide](https://developers.apideck.com/guides/bank-feeds.md) - [Interactive demo](https://demos.apideck.com/banks) ## Post payroll journals Map payroll totals to ledger accounts and create balanced journal entries. Category: Spend & operations Concepts: Journal entries, Ledger accounts - [Implementation guide](https://developers.apideck.com/guides/payroll-journal-entries.md) ## Support debt collections Read overdue receivables and keep your collections product aligned with payment status. Category: Payables & receivables Concepts: Invoices, Payments, Aged debtors - [Implementation guide](https://developers.apideck.com/guides/debt-collections-accounting-api.md) ## Build tax automation Bring invoice lines and tax data into your product to support tax calculation and reporting. Category: Data & reporting Concepts: Invoices, Tax rates, Ledger accounts - [Implementation guide](https://developers.apideck.com/guides/tax-automation-accounting-api.md) - [Interactive demo](https://demos.apideck.com/sales-tax) ## Reconcile FX payments Connect foreign-currency payments to invoices and account for realized exchange differences. Category: Payables & receivables Concepts: Payments, Invoices, Journal entries - [Implementation guide](https://developers.apideck.com/guides/fx-payments-accounting-api.md) - [Interactive demo](https://demos.apideck.com/fx-payments) ## Build a month-end close agent Collect period-end reports, calculate reconciliation checks and prepare exceptions for finance review. Category: Data & reporting Concepts: Profit and loss, Balance sheet, Aged debtors, Aged creditors - [Implementation guide](https://developers.apideck.com/guides/month-end-close-agent.md) ## Sync ecommerce sales Post store orders, tax, payouts and refunds to the merchant’s ledger as invoices or daily summaries. Category: Payables & receivables Concepts: Orders, Invoices, Payments - [Implementation guide](https://developers.apideck.com/guides/ecommerce-sales-accounting-api.md) ## Automate cash application Match incoming payments and remittance details to open invoices and record the allocations. Category: Payables & receivables Concepts: Payments, Invoices, Credit notes - [Implementation guide](https://developers.apideck.com/guides/cash-application-accounting-api.md) ## Detect duplicate bills Catch repeated supplier bills before they are approved or paid. Category: Payables & receivables Concepts: Bills, Suppliers - [Implementation guide](https://developers.apideck.com/guides/duplicate-bill-detection-accounting-api.md) ## Automate three-way matching Match bills to purchase orders and goods receipts and route exceptions for review. Category: Spend & operations Concepts: Purchase orders, Goods receipts, Bills - [Implementation guide](https://developers.apideck.com/guides/three-way-match-accounting-api.md) ## Build a bank reconciliation agent Match bank transactions to payments and journal entries and propose fixes for review. Category: Spend & operations Concepts: Bank feed statements, Payments, Journal entries - [Implementation guide](https://developers.apideck.com/guides/bank-reconciliation-agent.md) ## Automate pre-accounting Turn client documents and sales into booking-ready entries across an accounting firm’s clients. Category: Spend & operations Concepts: Bills, Expenses, Journal entries - [Implementation guide](https://developers.apideck.com/guides/pre-accounting-automation.md) ## Forecast cash flow Combine cash balances, open invoices and bills, and historical activity into a short-term forecast. Category: Data & reporting Concepts: Bank accounts, Aged debtors, Aged creditors - [Implementation guide](https://developers.apideck.com/guides/cash-flow-forecasting-accounting-api.md) ## Reconcile intercompany balances Pair intercompany receivables and payables across entities and explain the differences before consolidation. Category: Data & reporting Concepts: Subsidiaries, Trial balance, Journal entries - [Implementation guide](https://developers.apideck.com/guides/intercompany-reconciliation-accounting-api.md) ## Analyze spend and vendors Aggregate supplier spend by category, department and period and measure vendor behavior. Category: Data & reporting Concepts: Suppliers, Bills, Bill payments - [Implementation guide](https://developers.apideck.com/guides/spend-analytics-accounting-api.md) ## Interactive demo hub Explore all working examples at https://demos.apideck.com/.