--- title: Inbound Call Whisper with Telnyx canonical: https://telnyx.com/use-cases/call-whisper --- # Inbound Call Whisper with Telnyx **About** # Call Whisper **About** Inbound call whisper enhances agent efficiency by providing context for better conversion rates, seamless campaign integration, and optimized performance tracking. The [Telnyx Voice API](https://telnyx.com/products/voice-api) makes building call whisper a breeze, while the Mission Control Portal makes it easy to monitor your usage, spend and call quality. ## Benefits ## Set up in minutes Simple XML-based scripting allows you to create custom call flows with intuitive syntax. Or, use our powerful REST API for real-time responsive call flows. 5min ## Time to build your first XML-based voice app with TeXML ## Get expert service and support Our award-winning support teams have direct troubleshooting access to our private network infrastructure and in-depth knowledge of our APIs for faster resolutions. #1 ## Rated CPaaS platform for customer results, G2 Winter 2023 **How it works** 1. **1** ### Find local numbers in our deep inventory Telnyx continues to expand its global PSTN replacement offering with fully-featured VoIP in 30+ countries. Use the Mission Control Portal to search and order the numbers the numbers you need. Automate the porting process with porting APIs—even with international numbers—to get started faster. 2. **2** ### Set up campaigns After purchasing or porting numbers, you can assign a different automated prompt for each campaign with TeXML or Voice API. 3. **3** ### Receive and route call When a customer sees your ad and calls the number, your application can route that call to the next available agent passing on the call context and state as needed. 4. **4** ### Provide context with a call whisper Before connecting the call, your agent hears an automated voice prompt telling them which campaign the customer is calling about. Products ## Meet your customers where they are [See all products](https://telnyx.com/products) * [![Telnyx Cloud Storage Product Animation](https://d2efw2akbx8gaf.cloudfront.net/https://dotcom-payload-assets-prod.s3.us-east-1.amazonaws.com/cms-media/Product_Thumbnail_Storage_Storage-bdc04c52.png?width=640&format=webp)Voice APIManage call routing and flows to build real-time intelligent experiences.Learn more](https://telnyx.com/products/voice-api) * [![Flow graphic](https://d2efw2akbx8gaf.cloudfront.net/https://dotcom-payload-assets-prod.s3.us-east-1.amazonaws.com/cms-media/Product_Detail_Hero_Flow--2--40c649d9.png?width=1696&format=webp)SIP TrunkingScale inbound and outbound calling capacity up and down on demand with Telnyx SIP Trunking.Learn more](https://telnyx.com/products/sip-trunks) * [![Inference API graphic](https://d2efw2akbx8gaf.cloudfront.net/https://dotcom-payload-assets-prod.s3.us-east-1.amazonaws.com/cms-media/Inference-011fcc8b.png?width=1696&format=webp)Global NumbersLocal numbers in 140+ countries connect you to your customers, wherever they are.Learn more](https://telnyx.com/products/phone-numbers) **Resources** * ### Build a custom call flow Follow our tutorial to build a call flow application using the Telnyx Voice API, TeXML and the Python AIOHTTP library. [Explore docs](https://developers.telnyx.com/docs/voice/programmable-voice/call-center) * ### Watch: building an IVR with the Telnyx API and Ruby SDK Streamline your customer experience and increase satisfaction with an Interactive Voice Response system, built with our Ruby SDK. [Watch tutorial](https://telnyx.com/resources/ivr-demo-ruby) * ### How can answering machine detection help you? Make the most of your contact center with premium answering machine detection from Telnyx. [Read article](https://telnyx.com/resources/answering-machine-detection-explained) ## Ready to build something incredible? [Sign up](https://telnyx.com/sign-up)[Contact sales](https://telnyx.com/contact-us) ## FAQ ### What is an Inbound Call Whisper? An Inbound Call Whisper is a feature used in call centers that plays a short, pre-recorded message to the agent before they connect with the caller. This message provides the agent with relevant information about the caller’s background or the purpose of the call, enabling them to tailor their approach to improve conversion rates and customer satisfaction. ### How does Inbound Call Whisper improve agent efficiency? ### Can Inbound Call Whisper help in optimizing campaign performance? [Start building](https://telnyx.com/sign-up) ### Ask AI * [![GPT](https://d2efw2akbx8gaf.cloudfront.net/https://dotcom-payload-assets-prod.s3.us-east-1.amazonaws.com/cms-media/chatgpt_icon-ea55e09d.jpeg?width=92&format=webp)](https://chat.openai.com/?q=What makes Telnyx's global network different, breakdown call quality for normal phone calls and voice AI calls.) * [![Claude](https://d2efw2akbx8gaf.cloudfront.net/https://dotcom-payload-assets-prod.s3.us-east-1.amazonaws.com/cms-media/claude_icon-c7c8eef3.webp?width=92&format=webp)](https://claude.ai/new?q=What makes Telnyx's global network different, breakdown call quality for normal phone calls and voice AI calls.) * [![Perplexity](https://d2efw2akbx8gaf.cloudfront.net/https://dotcom-payload-assets-prod.s3.us-east-1.amazonaws.com/cms-media/perplexity_icon-cd5b74f1.webp?width=92&format=webp)](https://www.perplexity.ai/search?q=What makes Telnyx's global network different, breakdown call quality for normal phone calls and voice AI calls.) * [![Gemini](https://d2efw2akbx8gaf.cloudfront.net/https://dotcom-payload-assets-prod.s3.us-east-1.amazonaws.com/cms-media/gemini_icon-4ff1cbf4.webp?width=92&format=webp)](https://www.google.com/search?udm=50&aep=11&q=What makes Telnyx's global network different, breakdown call quality for normal phone calls and voice AI calls.) * [![Grok](https://d2efw2akbx8gaf.cloudfront.net/https://dotcom-payload-assets-prod.s3.us-east-1.amazonaws.com/cms-media/grok_icon-e588e5bd.webp?width=92&format=webp)](https://x.com/i/grok?text=What makes Telnyx's global network different, breakdown call quality for normal phone calls and voice AI calls.)