# Latest **URL:** https://community.retellai.com/latest.md [Latest](https://community.retellai.com/latest.md) · [Categories](https://community.retellai.com/categories.md) · [Tags](https://community.retellai.com/tags.md) --- ## [Welcome to Retell AI! 👋](https://community.retellai.com/t/welcome-to-retell-ai/5)
**Author:** [@system](https://community.retellai.com/u/system)\ **Replies:** 1\ **Last updated:** [November 25, 2025, 12:34am UTC](https://community.retellai.com/t/welcome-to-retell-ai/5 "2025-11-25T00:34:38Z")
We are so glad you joined us. Retell AI Build, test, and deploy AI voice agents. Join thousands of developers and businesses automating phone calls with Retell AI. Here are some things you can do to get started: … --- ## [Feature Request: Multi-Provider SMS, WhatsApp Integration, More Phone Providers & Cal.com Reschedule/Cancel](https://community.retellai.com/t/feature-request-multi-provider-sms-whatsapp-integration-more-phone-providers-cal-com-reschedule-cancel/2665)
**Author:** [@harshwebsitedev](https://community.retellai.com/u/harshwebsitedev)\ **Replies:** 4\ **Last updated:** [October 27, 2026, 11:52pm UTC](https://community.retellai.com/t/feature-request-multi-provider-sms-whatsapp-integration-more-phone-providers-cal-com-reschedule-cancel/2665 "2026-10-27T23:52:27Z")
Hey Retell team and community! :waving\_hand: I’ve been building voice agents on Retell and absolutely love the platform — but there are a few features that would make it significantly more powerful, especially for inter… --- ## [RingCentral's SIP device registration](https://community.retellai.com/t/ringcentrals-sip-device-registration/885)
**Author:** [@Procesos\_Destinados](https://community.retellai.com/u/Procesos_Destinados)\ **Replies:** 1\ **Last updated:** [October 27, 2026, 10:34pm UTC](https://community.retellai.com/t/ringcentrals-sip-device-registration/885 "2026-10-27T22:34:55Z")
Has Retell successfully integrated with RingCentral’s SIP device registration? --- ## [Follow-up on Enterprise Plans and Volume Pricing](https://community.retellai.com/t/follow-up-on-enterprise-plans-and-volume-pricing/3778)
**Author:** [@SupportCog](https://community.retellai.com/u/SupportCog)\ **Replies:** 3\ **Last updated:** [October 27, 2026, 8:04pm UTC](https://community.retellai.com/t/follow-up-on-enterprise-plans-and-volume-pricing/3778 "2026-10-27T20:04:06Z")
We are currently waiting for additional information regarding Retell AI’s Enterprise plans and volume-based pricing options. We have already shared details about our current usage, projected growth, and high-volume outb… --- ## [Urgent Billing Issue – $901 Charged to Previously Removed Payment Method – No Support Response](https://community.retellai.com/t/urgent-billing-issue-901-charged-to-previously-removed-payment-method-no-support-response/3775)
**Author:** [@luca.godano](https://community.retellai.com/u/luca.godano)\ **Replies:** 7\ **Last updated:** [October 27, 2026, 5:34pm UTC](https://community.retellai.com/t/urgent-billing-issue-901-charged-to-previously-removed-payment-method-no-support-response/3775 "2026-10-27T17:34:41Z")
Hi Retell Team, I’m experiencing a serious billing issue with our workspace. On October 19, Retell charged $901 to my personal credit card, which I had deliberately removed from the account to prevent future charges. Y… --- ## [AI speaking to itself](https://community.retellai.com/t/ai-speaking-to-itself/3774)
**Author:** [@duncan](https://community.retellai.com/u/duncan)\ **Replies:** 4\ **Last updated:** [October 26, 2026, 10:00pm UTC](https://community.retellai.com/t/ai-speaking-to-itself/3774 "2026-10-26T22:00:12Z")
in this call call\_848c2dddf8cb4a8192729b158b2 the Agent kept speaking to itself for over 18 minutes it didn’t detect itself @Shah-Fazal why did it happen? --- ## [Warm transfer to a PBX call group: Is an internal handoff between groups considered a successful transfer](https://community.retellai.com/t/warm-transfer-to-a-pbx-call-group-is-an-internal-handoff-between-groups-considered-a-successful-transfer/3767)
**Author:** [@hussain](https://community.retellai.com/u/hussain)\ **Replies:** 3\ **Last updated:** [October 26, 2026, 5:52pm UTC](https://community.retellai.com/t/warm-transfer-to-a-pbx-call-group-is-an-internal-handoff-between-groups-considered-a-successful-transfer/3767 "2026-10-26T17:52:05Z")
Hi Retell team, Wanted to confirm how a warm transfer works. Suppose we set the Transfer Ring Duration to 60 seconds. Suppose the destination is a call group on a clients phone system ending in 1000. The setup: Call … --- ## [AI agents behavior](https://community.retellai.com/t/ai-agents-behavior/3772)
**Author:** [@youssefessid1975](https://community.retellai.com/u/youssefessid1975)\ **Replies:** 1\ **Last updated:** [October 26, 2026, 1:03pm UTC](https://community.retellai.com/t/ai-agents-behavior/3772 "2026-10-26T13:03:05Z")
Hi, I noticed that most AI agents can answer answrs well however whne it comes to human interaction it performs poorly esp in handling complex human interactions such as angry users descalation sarcasm communication styl… --- ## [Auto follow-ups for outbound SMS chats](https://community.retellai.com/t/auto-follow-ups-for-outbound-sms-chats/2964)
**Author:** [@zachsents](https://community.retellai.com/u/zachsents)\ **Replies:** 4\ **Last updated:** [October 26, 2026, 6:37am UTC](https://community.retellai.com/t/auto-follow-ups-for-outbound-sms-chats/2964 "2026-10-26T06:37:05Z")
We’d like to implement automatic follow-up messages for outbound SMS chats when a customer has not replied after a set period. Currently, /create-chat-completion can add/generated messages in the chat, but those message… --- ## [Knowledge Base Document Editing](https://community.retellai.com/t/knowledge-base-document-editing/3646)
**Author:** [@daytonknight](https://community.retellai.com/u/daytonknight)\ **Replies:** 2\ **Last updated:** [October 26, 2026, 6:32am UTC](https://community.retellai.com/t/knowledge-base-document-editing/3646 "2026-10-26T06:32:39Z")
I am in the real estate field and deal with multiple properties. I am using RetellAI as an AI receptionist to handle initial inquiries and pre-qualify callers. I have a knowledge base with different documents. Each docum… --- ## [Voice Agent 'Time-Zone Smart' Scheduling](https://community.retellai.com/t/voice-agent-time-zone-smart-scheduling/3769)
**Author:** [@kavish](https://community.retellai.com/u/kavish)\ **Replies:** 1\ **Last updated:** [October 26, 2026, 6:30am UTC](https://community.retellai.com/t/voice-agent-time-zone-smart-scheduling/3769 "2026-10-26T06:30:44Z")
The Idea: Currently, outbound agents often call leads at inappropriate hours if the agent is based in a different time zone than the lead. This feature would allow Retell to automatically detect the lead’s location based… --- ## [GPT Live Integration](https://community.retellai.com/t/gpt-live-integration/3735)
**Author:** [@TrendVoice](https://community.retellai.com/u/TrendVoice)\ **Replies:** 6\ **Last updated:** [October 26, 2026, 2:16am UTC](https://community.retellai.com/t/gpt-live-integration/3735 "2026-10-26T02:16:47Z")
title says it all. Its very urgent, to integrate this new way of voice agents with front model gpt live and backend llm for the working of tool calls and knowledge work. the pricing of this gpt live model is nice as well… --- ## [Speech-to-speech calls failing due to a provider permission issue](https://community.retellai.com/t/speech-to-speech-calls-failing-due-to-a-provider-permission-issue/3773)
**Author:** [@caio](https://community.retellai.com/u/caio)\ **Replies:** 0\ **Last updated:** [October 26, 2026, 1:27am UTC](https://community.retellai.com/t/speech-to-speech-calls-failing-due-to-a-provider-permission-issue/3773 "2026-10-26T01:27:42Z")
Oct 25 , 16:51 PDT Resolved - Between 1:45 PM PDT Oct 24th and 4:50 PDT Oct 25th, a permission issue with one of openAI speech-to-speech model providers caused calls using speech-to-speech agents to fail or go silent. A… --- ## [Average cost per minute for AI voice agents built on Retell](https://community.retellai.com/t/average-cost-per-minute-for-ai-voice-agents-built-on-retell/3118)
**Author:** [@sabari.selvaraj](https://community.retellai.com/u/sabari.selvaraj)\ **Replies:** 7\ **Last updated:** [October 25, 2026, 3:12pm UTC](https://community.retellai.com/t/average-cost-per-minute-for-ai-voice-agents-built-on-retell/3118 "2026-10-25T15:12:06Z")
Hi Retell Team, I’m evaluating the economics of deploying AI voice agents on Retell and would appreciate some guidance on pricing benchmarks. What is the typical average cost per minute for voice agents built on Retell… --- ## [Restaurant Voice Agent — Production tuning + scalable POS playbook (paid project)](https://community.retellai.com/t/restaurant-voice-agent-production-tuning-scalable-pos-playbook-paid-project/2677)
**Author:** [@team2](https://community.retellai.com/u/team2)\ **Replies:** 11\ **Last updated:** [October 23, 2026, 10:27pm UTC](https://community.retellai.com/t/restaurant-voice-agent-production-tuning-scalable-pos-playbook-paid-project/2677 "2026-10-23T22:27:44Z")
Looking for an experienced Retell builder to partner on a project with real upside. This isn’t a small-fix gig — it’s a chance to help shape a multi-restaurant voice AI platform that I’m building under my agency, ARCO. T… --- ## [We’re currently looking for an experienced Retell AI expert to review our existing voice agent workflow and provide feedback](https://community.retellai.com/t/we-re-currently-looking-for-an-experienced-retell-ai-expert-to-review-our-existing-voice-agent-workflow-and-provide-feedback/2426)
**Author:** [@kkean](https://community.retellai.com/u/kkean)\ **Replies:** 14\ **Last updated:** [October 23, 2026, 10:12pm UTC](https://community.retellai.com/t/we-re-currently-looking-for-an-experienced-retell-ai-expert-to-review-our-existing-voice-agent-workflow-and-provide-feedback/2426 "2026-10-23T22:12:02Z")
We have a live implementation that is functional, but we’re looking to refine performance, improve conversation quality, and better handle edge cases. What we’re looking for: Review of current call flows and agent be… --- ## [Add OpenAI GPT-Live-1 (full-duplex speech-to-speech) support](https://community.retellai.com/t/add-openai-gpt-live-1-full-duplex-speech-to-speech-support/3771)
**Author:** [@rmstein22](https://community.retellai.com/u/rmstein22)\ **Replies:** 0\ **Last updated:** [October 23, 2026, 10:01pm UTC](https://community.retellai.com/t/add-openai-gpt-live-1-full-duplex-speech-to-speech-support/3771 "2026-10-23T22:01:41Z")
Hi Retell team and community,I’d love to see GPT-Live-1 added as a speech-to-speech model option in Retell.Why it matters for naturalnessChatGPT’s Advanced Voice / GPT-Live experience feels significantly more human than … --- ## [Webhook with dynamic variable not getting value](https://community.retellai.com/t/webhook-with-dynamic-variable-not-getting-value/3770)
**Author:** [@sdelinois](https://community.retellai.com/u/sdelinois)\ **Replies:** 5\ **Last updated:** [October 23, 2026, 9:46pm UTC](https://community.retellai.com/t/webhook-with-dynamic-variable-not-getting-value/3770 "2026-10-23T21:46:02Z")
webhook-overview documentation says says Webhook URLs support dynamic variables. For example, setting webhook\_url to webhook?customer={{customer\_name}} resolves the {{customer\_name}} placeholder per call before the eve… --- ## [AI voice Consultant for refinement](https://community.retellai.com/t/ai-voice-consultant-for-refinement/2794)
**Author:** [@mgilbert](https://community.retellai.com/u/mgilbert)\ **Replies:** 10\ **Last updated:** [October 23, 2026, 7:12pm UTC](https://community.retellai.com/t/ai-voice-consultant-for-refinement/2794 "2026-10-23T19:12:16Z")
I have been spending a significant amount of time integrating Retell AI into backend database applicationf for both read and write and looking to have someone help wme with some of the more complex design issues related … --- ## [Best LLM, Voice model, and Version?](https://community.retellai.com/t/best-llm-voice-model-and-version/3768)
**Author:** [@marcus](https://community.retellai.com/u/marcus)\ **Replies:** 2\ **Last updated:** [October 22, 2026, 2:12pm UTC](https://community.retellai.com/t/best-llm-voice-model-and-version/3768 "2026-10-22T14:12:20Z")
hello! im wondering what’s the best LLM model (gpt 4.1 vs 5.6 terra for example) and Voice provider (elevenlabs vs cartesia for example) and voice provider version (elevenlabs v3 vs v4 for example) possible? I want the a… --- ## [Restaurant Voice Agent - Looking to have an expert review our Retell setup](https://community.retellai.com/t/restaurant-voice-agent-looking-to-have-an-expert-review-our-retell-setup/3382)
**Author:** [@craig](https://community.retellai.com/u/craig)\ **Replies:** 10\ **Last updated:** [October 22, 2026, 2:54am UTC](https://community.retellai.com/t/restaurant-voice-agent-looking-to-have-an-expert-review-our-retell-setup/3382 "2026-10-22T02:54:57Z")
We have a restaurant booking voice ai platform and have multiple integrations and multiple venues using it. I would like a Retell developer/Expert to review our set up and prompts/code to let us know how we can make our… --- ## [Agent doesn't speak after pressing digit until customer speaks first](https://community.retellai.com/t/agent-doesnt-speak-after-pressing-digit-until-customer-speaks-first/2087)
**Author:** [@anasrallah](https://community.retellai.com/u/anasrallah)\ **Replies:** 22\ **Last updated:** [October 21, 2026, 10:29pm UTC](https://community.retellai.com/t/agent-doesnt-speak-after-pressing-digit-until-customer-speaks-first/2087 "2026-10-21T22:29:02Z")
Hi, my agent is set up to press 1 to accept forwarded numbers. After it presses 1 to accept, the agent is silent until the customer speaks first, then it starts the welcome message. When the agent is getting calls direct… --- ## [How to Write ELITE Prompts for AI Voice Agents (With Examples)](https://community.retellai.com/t/how-to-write-elite-prompts-for-ai-voice-agents-with-examples/93)
**Author:** [@caio](https://community.retellai.com/u/caio)\ **Replies:** 1\ **Last updated:** [October 21, 2026, 8:17pm UTC](https://community.retellai.com/t/how-to-write-elite-prompts-for-ai-voice-agents-with-examples/93 "2026-10-21T20:17:52Z")
--- ## [This AI Improves Your Sales Agent Every Day](https://community.retellai.com/t/this-ai-improves-your-sales-agent-every-day/107)
**Author:** [@caio](https://community.retellai.com/u/caio)\ **Replies:** 1\ **Last updated:** [October 21, 2026, 7:34pm UTC](https://community.retellai.com/t/this-ai-improves-your-sales-agent-every-day/107 "2026-10-21T19:34:57Z")
--- ## [How to fix this? - SMS A2P 10DLC Campaign application](https://community.retellai.com/t/how-to-fix-this-sms-a2p-10dlc-campaign-application/3764)
**Author:** [@pragmaticbusiness](https://community.retellai.com/u/pragmaticbusiness)\ **Replies:** 1\ **Last updated:** [October 21, 2026, 5:07pm UTC](https://community.retellai.com/t/how-to-fix-this-sms-a2p-10dlc-campaign-application/3764 "2026-10-21T17:07:51Z")
We regret to inform you that your SMS A2P 10DLC Campaign application for phone number +1385481XXX has been rejected. The reason for rejection is: The campaign submission has been reviewed and rejected because the multipl… --- ## [Six booking-action checks you can run locally — 30s silent walkthrough](https://community.retellai.com/t/six-booking-action-checks-you-can-run-locally-30s-silent-walkthrough/3763)
**Author:** [@jasonjibuilds](https://community.retellai.com/u/jasonjibuilds)\ **Replies:** 0\ **Last updated:** [October 21, 2026, 6:11am UTC](https://community.retellai.com/t/six-booking-action-checks-you-can-run-locally-30s-silent-walkthrough/3763 "2026-10-21T06:11:50Z")
I packaged six synthetic booking scenarios each for Retell-shaped and Vapi-shaped exports, with a matching contract policy and expected results. They run in CallCheck without signup or provider keys. 30-second silent wa… --- ## [\[For hire\] Full workflow implementation beyond the voice call](https://community.retellai.com/t/for-hire-full-workflow-implementation-beyond-the-voice-call/3762)
**Author:** [@jasonjibuilds](https://community.retellai.com/u/jasonjibuilds)\ **Replies:** 0\ **Last updated:** [October 21, 2026, 5:30am UTC](https://community.retellai.com/t/for-hire-full-workflow-implementation-beyond-the-voice-call/3762 "2026-10-21T05:30:21Z")
I’m Jason Ji. Our engineering team can take a business workflow through system design, implementation, integration, operation and handover. I’m looking for teams with recurring work that still needs people after the voi… --- ## [Book\_Appointment tool calls fired in a single LLM turn after streaming timeout — resulted in multiple appointments booked for one requested slot](https://community.retellai.com/t/book-appointment-tool-calls-fired-in-a-single-llm-turn-after-streaming-timeout-resulted-in-multiple-appointments-booked-for-one-requested-slot/3301)
**Author:** [@duncan](https://community.retellai.com/u/duncan)\ **Replies:** 8\ **Last updated:** [October 20, 2026, 11:57am UTC](https://community.retellai.com/t/book-appointment-tool-calls-fired-in-a-single-llm-turn-after-streaming-timeout-resulted-in-multiple-appointments-booked-for-one-requested-slot/3301 "2026-10-20T11:57:17Z")
Problem statement: During call call\_024282eaff4c300c039044b7558 (agent agent\_2d8a4d22ab7c526d11a0242831, version 34), the caller requested and confirmed a single appointment slot. Immediately following a logged streaming… --- ## [Ability to pause / resume voice calls](https://community.retellai.com/t/ability-to-pause-resume-voice-calls/911)
**Author:** [@joinsquadhq](https://community.retellai.com/u/joinsquadhq)\ **Replies:** 4\ **Last updated:** [October 19, 2026, 11:59pm UTC](https://community.retellai.com/t/ability-to-pause-resume-voice-calls/911 "2026-10-19T23:59:08Z")
Voice call participants might need to pause, need to put them on hold or we might want them to do something before resuming call. So agent does not say anything during pause and whatever user says is also muted and durin… --- ## [Looking for an API](https://community.retellai.com/t/looking-for-an-api/3760)
**Author:** [@llmzenterprise](https://community.retellai.com/u/llmzenterprise)\ **Replies:** 1\ **Last updated:** [October 19, 2026, 7:20pm UTC](https://community.retellai.com/t/looking-for-an-api/3760 "2026-10-19T19:20:13Z")
I’m looking for an API to connect to my agents. [Next page](https://community.retellai.com/latest.md?page=1)