# Lago > ## Documentation Index ## Pages - [About Lago](about-lago.md): ## Documentation Index - [About the software](about-software.md): ## Documentation Index - [The activity log object](activity-logs-object.md): ## Documentation Index - [The add-on object](add-on-object.md): ## Documentation Index - [Adyen](adyen-integration.md): ## Documentation Index - [Aggregation examples](aggregation-examples.md): ## Documentation Index - [Airbyte (ETL)](airbyte.md): ## Documentation Index - [The alert object](alert-object.md): ## Documentation Index - [Alerts](alerts.md): ## Documentation Index - [Clone Algolia pricing](algolia.md): ## Documentation Index - [Anrok](anrok.md): ## Documentation Index - [API Keys](api-keys.md): ## Documentation Index - [The API log object](api-logs-object.md): ## Documentation Index - [API standards](api-standards.md): ## Documentation Index - [The applied coupon object](applied-coupon-object.md): ## Documentation Index - [Apply a coupon](apply.md): ## Documentation Index - [Arrears vs Advance](arrears-vs-advance.md): ## Documentation Index - [Create a subscription](assign-plan.md): ## Documentation Index - [Audit logs](audit-logs.md): ## Documentation Index - [Automatic dunning](automatic-dunning.md): ## Documentation Index - [Avalara](avalara.md): ## Documentation Index - [AWS Marketplace](aws-marketplace.md): ## Documentation Index - [Azure Marketplace](azure-marketplace.md): ## Documentation Index - [Batch usage events](batch.md): ## Documentation Index - [Clone Google BigQuery pricing](bigquery.md): ## Documentation Index - [The Billing Assistant (Beta)](billing-assistant.md): ## Documentation Index - [Billing entities](billing-entities.md): ## Documentation Index - [Cashfree Payments](cashfree-integration.md): ## Documentation Index - [Charges with filters](charges-with-filters.md): ## Documentation Index - [Useful commands](commands.md): ## Documentation Index - [Commitments](commitment.md): ## Documentation Index - [Community](community.md): ## Documentation Index - [E-Invoicing contributions](contributions.md): ## Documentation Index - [UNIQUE COUNT](count-unique.md): ## Documentation Index - [COUNT](count.md): ## Documentation Index - [The coupon object](coupon-object.md): ## Documentation Index - [Coupons](coupons.md): ## Documentation Index - [Create add-ons](create-add-ons.md): ## Documentation Index - [Create billable metrics](create-billable-metrics.md): ## Documentation Index - [Create a feature](create-feature.md): ## Documentation Index - [Replace all metadata](create-metadata-cn.md): ## Documentation Index - [Issue one-off invoices](create-one-off-invoices.md): ## Documentation Index - [Create a one-off invoice](create-oneoff.md): ## Documentation Index - [Create plan entitlements](create-plan-entitlement.md): ## Documentation Index - [Create an add-on](create.md): ## Documentation Index - [Credit note metadata](credit-note-metadata.md): ## Documentation Index - [The credit note object](credit-note-object.md): ## Documentation Index - [Credit notes](credit-notes.md): **PREMIUM FEATURE** ✨ - [Currencies](currencies.md): ## Documentation Index - [CUSTOM](custom-agg.md): ## Documentation Index - [Custom price](custom-price.md): ## Documentation Index - [Custom pricing units](custom-pricing-units.md): ## Documentation Index - [Customer management](customer-management.md): ## Documentation Index - [Customer metadata](customer-metadata.md): ## Documentation Index - [Retrieve customer portal URL](customer-portal.md): ## Documentation Index - [The customer usage object](customer-usage-object.md): ## Documentation Index - [Database maintenance](database-maintenance.md): ## Documentation Index - [Delete a metadata](delete-a-metadata-cn.md): ## Documentation Index - [Delete all metadata](delete-all-metadata-cn.md): ## Documentation Index - [Delete billable metrics](delete-billable-metrics.md): ## Documentation Index - [Delete a feature](delete-feature.md): ## Documentation Index - [Delete a plan entitlement privilege](delete-plan-entitlement-privilege.md): ## Documentation Index - [Delete a plan entitlement](delete-plan-entitlement.md): ## Documentation Index - [Delete a feature privilege](delete-privilege.md): ## Documentation Index - [Delete a subscription entitlement privilege](delete-subscription-entitlement-privilege.md): ## Documentation Index - [Delete a subscription entitlement](delete-subscription-entitlement.md): ## Documentation Index - [Delete an alert](delete.md): ## Documentation Index - [Deployment](deployment.md): ## Documentation Index - [Delete an applied coupon](destroy-applied-coupon.md): ## Documentation Index - [Delete a fee](destroy-fee.md): ## Documentation Index - [Delete an add-on](destroy.md): ## Documentation Index - [Docker](docker.md): ## Documentation Index - [Download invoices](download-invoices.md): ## Documentation Index - [Download a credit note](download.md): ## Documentation Index - [Draft invoices](draft-invoices.md): ## Documentation Index - [Dynamic](dynamic.md): ## Documentation Index - [Edit a subscription](edit-subscription.md): ## Documentation Index - [E-invoicing](einvoicing.md): Lago automatically generates e-invoices for your billing entities and customers that comply with local regulations - [Emails](emails.md): ## Documentation Index - [Empty invoice generation](empty-invoices.md): ## Documentation Index - [Entitlements](entitlements.md): ## Documentation Index - [Errors](errors.md): ## Documentation Index - [Estimate a credit note](estimate.md): ## Documentation Index - [Estimate an upcoming fee](estimated-fee.md): ## Documentation Index - [The event object](event-object.md): ## Documentation Index - [Events list](events-list.md): ## Documentation Index - [Export invoices](export.md): ## Documentation Index - [The feature object](feature-object.md): ## Documentation Index - [The fee object](fee-object.md): ## Documentation Index - [Fees](fees.md): ## Documentation Index - [Filters](filters.md): ## Documentation Index - [Finalize an invoice](finalize.md): ## Documentation Index - [Fixed charge](fixed-charges.md): ## Documentation Index - [(Beta) Forecasted usage](forecasted-usage.md): ## Documentation Index - [Format & Signature](format-signature.md): ## Documentation Index - [GCP Marketplace](gcp-marketplace.md): ## Documentation Index - [General](general.md): ## Documentation Index - [List all activity logs](get-all-activity-logs.md): ## Documentation Index - [List all API logs](get-all-api-logs.md): ## Documentation Index - [List all applied coupons](get-all-applied.md): ## Documentation Index - [List all features](get-all-features.md): ## Documentation Index - [List plan entitlements](get-all-plan-entitlements.md): ## Documentation Index - [List all plans](get-all-plans.md): ## Documentation Index - [List subscription entitlements](get-all-subscription-entitlements.md): ## Documentation Index - [List all wallet transactions](get-all-transactions.md): ## Documentation Index - [List all add-ons](get-all.md): ## Documentation Index - [Retrieve current usage](get-current.md): ## Documentation Index - [Retrieve a feature](get-feature.md): ## Documentation Index - [Retrieve subscription lifetime usage](get-lifetime-usage.md): ## Documentation Index - [Retrieve past usage](get-past.md): ## Documentation Index - [Retrieve projected usage](get-projected.md): ## Documentation Index - [Retrieve an activity log](get-specific-activity-log.md): ## Documentation Index - [Retrieve an API log](get-specific-api-log.md): ## Documentation Index - [Retrieve a plan entitlement](get-specific-plan-entitlement.md): ## Documentation Index - [Retrieve a transaction](get-specific-transaction.md): ## Documentation Index - [Retrieve an add-on](get-specific.md): ## Documentation Index - [GoCardless](gocardless-integration.md): ## Documentation Index - [Grace period](grace-period.md): ## Documentation Index - [Graduated percentage](graduated-percentage.md): ## Documentation Index - [Graduated](graduated.md): ## Documentation Index - [Retrieve gross revenue](gross-revenue.md): ## Documentation Index - [Group keys](grouping.md): ## Documentation Index - [Hightouch](hightouch.md): ## Documentation Index - [HubSpot](hubspot.md): ## Documentation Index - [Ingesting usage](ingesting-usage.md): ## Documentation Index - [Integration testing](integration-testing.md): ## Documentation Index - [Introduction](intro.md): ## Documentation Index - [Introduction](introduction.md): ## Documentation Index - [Retrieve invoice collection](invoice-collection.md): ## Documentation Index - [Invoice a customer](invoice-customer.md): ## Documentation Index - [Invoice metadata](invoice-metadata.md): ## Documentation Index - [Invoice numbering](invoice-numbering.md): ## Documentation Index - [The invoice object](invoice-object.md): ## Documentation Index - [Overdue invoices](invoice-overdue.md): ## Documentation Index - [Invoiceable vs Uninvoiceable](invoiceable-vs-noninvoiceable.md): ## Documentation Index - [Retrieve invoiced usage](invoiced-usage.md): Reports a monthly analysis focused on the revenue generated from all usage-based fees. It exclusively accounts for re... - [Issuing date preferences](issuing-date.md): ## Documentation Index - [Lago Cloud](lago-cloud.md): ## Documentation Index - [Lago Data Pipeline](lago-data-pipeline.md): ## Documentation Index - [Lago EU Taxes](lago-eu-taxes.md): ## Documentation Index - [Lago OpenAPI](lago-open-api.md): ## Documentation Index - [LATEST](latest.md): ## Documentation Index - [The lifetime usage object](lifetime-usage-object.md): ## Documentation Index - [List all events](list-events.md): ## Documentation Index - [List all fees](list-fees.md): ## Documentation Index - [Document locales](locales.md): ## Documentation Index - [Manual dunning](manual-dunning.md): ## Documentation Index - [MAX](max.md): ## Documentation Index - [Lago MCP Server](mcp-server.md): ## Documentation Index - [Messages](messages.md): ## Documentation Index - [Metered vs Recurring](metered-vs-recurring.md): ## Documentation Index - [Metering ingestion sources](metering-source.md): ## Documentation Index - [Migration to v1.2.0](migration-to-v120.md): ## Documentation Index - [Migration to v1.20.0](migration-to-v1200.md): ## Documentation Index - [Migration to v1.25.0](migration-to-v1250.md): ## Documentation Index - [Migration to v1.28.1](migration-to-v1281.md): ## Documentation Index - [Migration to v1.29.0](migration-to-v1290.md): ## Documentation Index - [Migration to v1.31.0](migration-to-v1310.md): ## Documentation Index - [Migration to v1.32.0](migration-to-v1320.md): ## Documentation Index - [Clone Mistral pricing](mistral.md): ## Documentation Index - [Moneyhash](moneyhash-integration.md): ## Documentation Index - [Retrieve MRR (monthly recurring revenue)](mrr.md): ## Documentation Index - [N8N](n8n.md): ## Documentation Index - [Net payment term](net-payment-term.md): ## Documentation Index - [NetSuite](netsuite.md): ## Documentation Index - [Clone Notion pricing](notion.md): ## Documentation Index - [The billable metric object](object.md): ## Documentation Index - [Clone OpenAI pricing](openai.md): ## Documentation Index - [The organization object](organization-object.md): ## Documentation Index - [Oso](osohq.md): ## Documentation Index - [Retrieve overdue balance](overdue-balance.md): ## Documentation Index - [Overview](overview.md): ## Documentation Index - [Package](package.md): ## Documentation Index - [Pagination](pagination.md): ## Documentation Index - [Payment pre-authorization](payment-authorization.md): ## Documentation Index - [The payment object](payment-object.md): ## Documentation Index - [Payment providers integrations](payment-providers.md): ## Documentation Index - [The payment receipt object](payment-receipt-object.md): ## Documentation Index - [The payment request object](payment-request-object.md): ## Documentation Index - [Payment retries](payment-retries.md): ## Documentation Index - [Generate a payment URL](payment-url.md): ## Documentation Index - [Percentage](percentage.md): ## Documentation Index - [The plan entitlement object](plan-entitlement-object.md): ## Documentation Index - [Plan model](plan-model.md): ## Documentation Index - [Prepaid credits](prepaid-credits.md): ## Documentation Index - [Preview an invoice](preview.md): ## Documentation Index - [Preview an invoice](previews.md): ## Documentation Index - [Pricing](pricing.md): ## Documentation Index - [Product features](product-features.md): ## Documentation Index - [Product updates](product.md): ## Documentation Index - [Progressive billing](progressive-billing.md): ## Documentation Index - [Regenerate checkout URL](psp-checkout-url.md): ## Documentation Index - [RBAC - Role Base Access Control](rbac.md): ## Documentation Index - [Payment receipts](receipts.md): ## Documentation Index - [Record manual payments](record-manual-payments.md): ## Documentation Index - [Recurring vs metered](recurring-vs-metered.md): ## Documentation Index - [Refresh an invoice](refresh.md): ## Documentation Index - [Retrieve a fee](retrieve-fee.md): ## Documentation Index - [Retrieving usage](retrieve-usage.md): ## Documentation Index - [Retry an invoice payment](retry.md): ## Documentation Index - [Retry an invoice finalization](retry-finalization.md): ## Documentation Index - [Revenue share](revenue-share.md): ## Documentation Index - [Revenue streams](revenue-streams.md): ## Documentation Index - [Rounding](rounding.md): ## Documentation Index - [Salesforce CPQ](salesforce-cpq.md): ## Documentation Index - [Salesforce CRM](salesforce-crm.md): ## Documentation Index - [Segment](segment.md): ## Documentation Index - [SOC 2 Type 2](soc.md): ## Documentation Index - [Spending minimums](spending-minimum.md): ## Documentation Index - [SQL Expressions](sql-expressions.md): ## Documentation Index - [Single Sign-On (SSO)](sso.md): ## Documentation Index - [Standard](standard.md): ## Documentation Index - [Stripe](stripe-integration.md): ## Documentation Index - [Clone Stripe pricing](stripe.md): ## Documentation Index - [The subscription entitlement object](subscription-entitlement-object.md): ## Documentation Index - [The subscription object](subscription-object.md): ## Documentation Index - [SUM](sum.md): ## Documentation Index - [The tax object](tax-object.md): ## Documentation Index - [Taxes](taxes.md): ## Documentation Index - [Terminate a subscription](terminate-subscription.md): ## Documentation Index - [Terminate a subscription](terminate.md): ## Documentation Index - [Timezones](timezones.md): ## Documentation Index - [Top-up a wallet](top-up.md): ## Documentation Index - [Tracking & Analytics](tracking-analytics.md): ## Documentation Index - [Update a feature](update-feature.md): ## Documentation Index - [Update a fee](update-fee.md): ## Documentation Index - [Versions update](update-instance.md): ## Documentation Index - [Update subscription lifetime usage](update-lifetime-usage.md): ## Documentation Index - [Udpate metadata](update-metadata-cn.md): ## Documentation Index - [Update plan entitlements](update-plan-entitlement.md): ## Documentation Index - [Update subscription entitlements](update-subscription-entitlement.md): ## Documentation Index - [Update an add-on](update.md): ## Documentation Index - [Upgrades and downgrades](upgrades-downgrades.md): ## Documentation Index - [Usage based charge](usage-based-charges.md): ## Documentation Index - [Retrieve usage data](usage.md): ## Documentation Index - [Void available credit](void.md): ## Documentation Index - [Volume](volume.md): ## Documentation Index - [The wallet object](wallet-object.md): ## Documentation Index - [Top-up and void credits](wallet-top-up-and-void.md): ## Documentation Index - [The wallet transaction object](wallet-transaction-object.md): ## Documentation Index - [Generate a payment URL](wallet-transaction-payment-url.md): ## Documentation Index - [The webhook endpoint object](webhook-endpoint-object.md): ## Documentation Index - [Webhooks](webhooks.md): ## Documentation Index - [WEIGHTED SUM](weighted-sum.md): ## Documentation Index - [Welcome to Lago](welcome-to-lago.md): ## Documentation Index - [null](welcome.md): ## Documentation Index - [Why billing is a nightmare](why-billing-is-a-nightmare.md): ## Documentation Index - [Xero](xero.md): ## Documentation Index - [Zapier](zapier.md): ## Documentation Index