# DATEV Unternehmen Online MCP Server | Connect AI Agents to DATEV Unternehmen Online > Give AI agents secure access to DATEV Unternehmen Online data through the Apideck MCP Server. 12 resources across Accounting. Works with Claude, ChatGPT, Cursor, LangChain, and more. 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Managed auth, normalized schemas, zero custom code. [Get started for free](/signup?product=unify&source=mcp-server)[View on GitHub ](https://github.com/apideck-libraries/mcp) ## What your agent can do with DATEV Unternehmen Online The Apideck MCP Server gives your agent access to DATEV Unternehmen Online through normalized APIs. Same schema, same tools, regardless of provider. [Accounting API](/mcp-server/accounting-api)12 resources [Companies](/mcp-server/tools/accounting/companies)[Company Info](/mcp-server/tools/accounting/company-info)[Ledger Accounts](/mcp-server/tools/accounting/ledger-accounts)[Journal Entries](/mcp-server/tools/accounting/journal-entries)[BalanceSheet](/mcp-server/tools/accounting/balance-sheet)[ProfitAndLoss](/mcp-server/tools/accounting/profit-and-loss)[Tax Rates](/mcp-server/tools/accounting/tax-rates)[Customers](/mcp-server/tools/accounting/customers)[Suppliers](/mcp-server/tools/accounting/suppliers)[Attachments](/mcp-server/tools/accounting/attachments)[Invoices](/mcp-server/tools/accounting/invoices)[Bills](/mcp-server/tools/accounting/bills) ## All DATEV Unternehmen Online MCP tools 12 resources, each with up to 5 operations. Your agent discovers and executes these on demand. [Accounting API](/mcp-server/accounting-api)60 tools [Companies accounting_companies_alllist accounting_companies_oneget accounting_companies_addcreate accounting_companies_updateupdate accounting_companies_deletedelete ](/mcp-server/tools/accounting/companies)[Company Info accounting_company_info_alllist accounting_company_info_oneget accounting_company_info_addcreate accounting_company_info_updateupdate accounting_company_info_deletedelete ](/mcp-server/tools/accounting/company-info)[Ledger Accounts accounting_ledger_accounts_alllist accounting_ledger_accounts_oneget accounting_ledger_accounts_addcreate accounting_ledger_accounts_updateupdate accounting_ledger_accounts_deletedelete ](/mcp-server/tools/accounting/ledger-accounts)[Journal Entries accounting_journal_entries_alllist accounting_journal_entries_oneget accounting_journal_entries_addcreate accounting_journal_entries_updateupdate accounting_journal_entries_deletedelete ](/mcp-server/tools/accounting/journal-entries)[BalanceSheet accounting_balance_sheet_alllist accounting_balance_sheet_oneget accounting_balance_sheet_addcreate accounting_balance_sheet_updateupdate accounting_balance_sheet_deletedelete ](/mcp-server/tools/accounting/balance-sheet)[ProfitAndLoss accounting_profit_and_loss_alllist accounting_profit_and_loss_oneget accounting_profit_and_loss_addcreate accounting_profit_and_loss_updateupdate accounting_profit_and_loss_deletedelete ](/mcp-server/tools/accounting/profit-and-loss)[Tax Rates accounting_tax_rates_alllist accounting_tax_rates_oneget accounting_tax_rates_addcreate accounting_tax_rates_updateupdate accounting_tax_rates_deletedelete ](/mcp-server/tools/accounting/tax-rates)[Customers accounting_customers_alllist accounting_customers_oneget accounting_customers_addcreate accounting_customers_updateupdate accounting_customers_deletedelete ](/mcp-server/tools/accounting/customers)[Suppliers accounting_suppliers_alllist accounting_suppliers_oneget accounting_suppliers_addcreate accounting_suppliers_updateupdate accounting_suppliers_deletedelete ](/mcp-server/tools/accounting/suppliers)[Attachments accounting_attachments_alllist accounting_attachments_oneget accounting_attachments_addcreate accounting_attachments_updateupdate accounting_attachments_deletedelete ](/mcp-server/tools/accounting/attachments)[Invoices accounting_invoices_alllist accounting_invoices_oneget accounting_invoices_addcreate accounting_invoices_updateupdate accounting_invoices_deletedelete ](/mcp-server/tools/accounting/invoices)[Bills accounting_bills_alllist accounting_bills_oneget accounting_bills_addcreate accounting_bills_updateupdate accounting_bills_deletedelete ](/mcp-server/tools/accounting/bills) ## Connect DATEV Unternehmen Online in minutes 1 ### Get your API key Sign up for Apideck and create an application. 2 ### Connect DATEV Unternehmen Online Link your DATEV Unternehmen Online account through Vault. OAuth is handled for you. 3 ### Add MCP config Paste the config into your AI client. Your agent can now access the data. MCP Configuration JSON { "mcpServers": { "apideck": { "url": "https://mcp.apideck.dev/mcp", "headers": { "x-apideck-api-key": "YOUR_API_KEY", "x-apideck-app-id": "YOUR_APP_ID", "x-apideck-consumer-id": "YOUR_CONSUMER_ID" } } } } ## Also works with Same MCP server, same schema. Switch providers without changing your agent code. [Exact Online](/mcp-server/exact-online)[FreeAgent](/mcp-server/freeagent)[Twinfield](/mcp-server/twinfield)[Fortnox](/mcp-server/fortnox)[Visma eAccounting](/mcp-server/visma-eaccounting)[MRI Software](/mcp-server/mrisoftware)[SnelStart](/mcp-server/snelstart)[Pennylane](/mcp-server/pennylane)[Digits](/mcp-server/digits)[Sage Intacct](/mcp-server/sage-intacct)[Yuki](/mcp-server/yuki)[sevDesk](/mcp-server/sevdesk) ## Launch accounting integrations in weeks, not months [Get started for free](/signup?product=unify) US πŸ‡ΊπŸ‡Έ [95 Third Street, 2nd Floor San Francisco, CA 94103, USA](https://www.google.com/maps/place/95+Third+Street+2nd+Floor,+San+Francisco,+CA+94103,+USA/) EU πŸ‡ͺπŸ‡Ί [Broederminstraat 9, 2018 Antwerp, Belgium](https://www.google.com/maps/dir/51.1770624,4.358144/Broederminstraat+9,+2018+Antwerpen) VAT: BE 0689.615.164 [hello@apideck.com](mailto:hello@apideck.com) [](/blog/soc-2-type-2-compliant) #### Products - [Accounting API](/accounting-api) - [HR API](/hris-api) - [CRM API](/crm-api) - 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