> ## Documentation Index
> Fetch the complete documentation index at: https://razorpay-881012b3.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Glossary

> List of commonly used terms and their definitions related to Optimizer.

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  <span style={{fontWeight:600}}>Available in</span>
  <span>🇮🇳 India</span>
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The following table lists all the commonly used terms and their definitions used in Optimizer:

| Terms                    | Description                                                                                                                                             |
| ------------------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Optimizer                | A Razorpay product that routes payments through multiple payment providers with a single integration, optimising transaction costs and success rates.   |
| Real-time Optimisation   | The process of proactively routing transactions to the best available gateway or acquirer based on real-time data.                                      |
| Acquirer                 | A financial institution or bank that processes credit or debit card payments on behalf of a business.                                                   |
| Gateway Priority         | A configuration in the Optimizer that determines the order in which payment gateways are used for processing transactions.                              |
| Payment Gateway (PG)     | A service that authorises and processes payments for online transactions, acting as an intermediary between the business and the financial institution. |
| Smart Routing            | A feature of Optimizer that intelligently routes transactions to the most appropriate gateway based on performance data and predefined rules.           |
| Integration Audit Tool   | A tool designed to automatically identify and address issues with payment provider integrations before they go live.                                    |
| Priority-based Routing   | A routing feature that assigns an order of priority to payment gateways, allowing transactions to be rerouted based on gateway performance.             |
| Rule-based Routing       | A routing feature where custom rules are defined based on various payment parameters, such as payment method, bank, and card networks.                  |
| Standard/Default Routing | A simple routing method that prioritises gateways for all transactions based on predefined rules.                                                       |
| Payment Aggregator (PA)  | A service provider that processes payments on behalf of businesses by aggregating transactions from various payment methods.                            |