Retell AI: Features, Reviews, and Alternatives

Retell AI positions itself as a leading platform for building, deploying, and monitoring AI voice agents. It offers a comprehensive suite of features designed to enhance call operations, making it a valuable tool for businesses looking to automate and streamline their communication processes.

What is Retell AI

Retell AI offers a platform for building, testing, deploying, and monitoring AI voice agents. These agents automate and enhance call operations with features like call transfer, appointment booking, and post-call analysis. The platform integrates with various telephony systems and CRMs, aiming to improve operational efficiency and productivity for businesses.

Features of Retell AI

Retell AI offers a range of features designed to enhance the efficiency and effectiveness of AI voice agents:

• Auto-sync Knowledge Base: AI agents stay up-to-date by syncing directly with the company’s knowledge base without manual updates.
• Powerful Call Transfer: Warm transfers with handoff messages and multiple call transfers based on needs.
• Navigate IVR: Ability to press digits to navigate IVR systems.
• Batch Calling: Send out hundreds of calls without hitting concurrency limits.
• Verified Phone Numbers: Prevent phone numbers from being marked as spam.

For more information, visit Retell AI.

Reviews

Users have generally praised Retell AI for its ease of use, high-quality voice agents, and responsive customer support. The platform's lack of fees and quick deployment capabilities are also highly appreciated. However, some users have expressed frustrations with the limited number of deployable agents, the need for more customization options, and the UI. Despite these issues, Retell AI has received an overall rating of 5.0 out of 5 stars.

• "Retell AI has no platform fees, meaning you only pay for what matters: the API cost." - Emanuel T.
• "The platform’s user-friendly templates and stateful multi-prompt agents enable us to quickly create customized, interactive voice solutions." - Hao S.

For more information, visit Retell AI Reviews & Product Details.

Best alternatives to Retell AI

1. Dasha

Dasha.AI is a platform designed for developers to create ultra-realistic voice and text AI agents. It offers a production-ready, scalable solution with support for over 30 languages, seamless VoIP integration, and extensive customization through DashaScript.

• Features: Ultra-natural behavior, DashaScript for customization, whitelabel platform, seamless VoIP integration, support for over 30 languages.
• Pricing: Dasha.AI does not provide specific pricing details on their website. Instead, users are encouraged to contact sales for more information, indicating that pricing is likely discussed on a case-by-case basis.
• Reviews: Dasha.AI has received a perfect score of 5.0 out of 5 stars. Users praise its ability to handle natural, human-like conversations, ease of customization, and seamless integration capabilities. Michael G. noted that it allows for the automation of complex call workflows, while Mat W. highlighted the flexibility of the Dasha SDK and its support for LLM-based conversations.

For more information, visit Dasha.AI.

2. ElevenLabs

The ElevenLabs voice generator can deliver high-quality, human-like speech in 32 languages. Perfect for audiobooks, video voiceovers, commercials, and more.

• Features: Text to Speech, Voice Changer, Dubbing, Text to SFX, Voice Cloning, API access, 32 languages, thousands of unique voices, automatic dubbing, custom synthetic voices, sound effects generation.
• Pricing: ElevenLabs offers a range of pricing plans to suit different needs:
  • Free Plan: $0/mo, 10k credits, 10 minutes of ultra-high quality text to speech per month.
  • Starter Plan: $5/mo, 30k credits, 30 minutes of ultra-high quality text to speech per month, commercial use license.
  • Creator Plan: $22/mo (first month 50% off at $11), 100k credits, 100 minutes of ultra-high quality text to speech per month, professional voice cloning.
  • Pro Plan: $99/mo, 500k credits, 500 minutes of ultra-high quality text to speech per month, usage analytics dashboard.
  • Scale Plan: $330/mo, 2M credits, 2,000 minutes of ultra-high quality text to speech per month.
  • Business Plan: $1,320/mo, 11M credits, 11,000 minutes of ultra-high quality text to speech per month or 22,000 minutes of Flash/Turbo text to speech.
  • Enterprise Plan: Custom pricing, API access to everything, custom terms & assurance, priority support.
• Reviews: ElevenLabs has a rating of 4.7 out of 5 stars based on 162 reviews. Users appreciate the ease of use, quality of voices, and variety of voice options. However, some users have noted issues with IP address detection, occasional glitches in voice rendering, and find the pricing to be expensive.

For more information, visit ElevenLabs.

3. Vocode

Vocode is an open-source library for building voice agents, providing tools and abstractions to create voice-based applications on top of large language models (LLMs).

• Features: Conversation abstractions (streaming, turn-based), emotion tracking, integrations with speech-to-text and text-to-speech providers, cross-platform support (telephony, web, Zoom).
• Pricing: Vocode is free to use as an open-source library. For the hosted service, users can automate inbound/outbound calls via API, but specific pricing details are not provided on the website.
• Reviews: Vocode has a perfect rating of 5.0 out of 5 stars. Users praise its ease of use, compatibility with various platforms, and the ability to build voice-based AI tools. However, some suggest that improving the documentation would enhance user experience.

For more information, visit Vocode.

4. Air AI

Air AI is a cutting-edge platform designed to revolutionize digital asset management with its advanced AI capabilities. Developed by Air Labs, Inc., it offers a suite of features aimed at enhancing the organization, searchability, and sharing of digital assets. With a focus on user-friendly design and robust functionality, Air AI is tailored to meet the needs of businesses looking to streamline their digital workflows.

• Features: Visual search, AI autotagging, secure file sharing, customizable workflows.
• Pricing: Air AI offers various pricing plans to cater to different needs, including Free, Plus, Pro, and Enterprise options. Specific details about each plan can be found on their website.
• Reviews: Air AI has a rating of 4.6 out of 5 stars based on 552 reviews. Users generally praise its ease of use, visual organization, and features like AI autotagging and secure file sharing. However, some have noted issues with search functionality, tagging, and file synchronization, as well as concerns about the cost of adding additional users and the inconvenience of retrieving deleted items.

For more information, visit Air.ai.

What to consider when selecting a Retell AI alternative?

When selecting a Retell AI alternative, it's crucial to consider specific features and capabilities that align with your business needs. Here are the top five things to look for:

1. Customization and Flexibility:

   Look for platforms that offer extensive customization options. For instance, Dasha.AI provides DashaScript, a proprietary programming language that allows for detailed customization of AI agents. This flexibility ensures that the AI can be tailored to specific business requirements, enhancing its effectiveness.

2. Integration Capabilities:

   Ensure the platform can seamlessly integrate with your existing systems. Retell AI, for example, supports SIP trunking and integrates with various CRMs and automation platforms like Cal.com and Twilio. This capability is essential for maintaining smooth operations and leveraging existing infrastructure.

3. Scalability and Performance:

   Choose a solution that can handle high volumes of concurrent calls without compromising quality. Dasha.AI is known for its production-ready, scalable platform that supports hundreds of concurrent calls, making it suitable for businesses with high call volumes.

4. Multilingual Support:

   If your business operates in multiple regions, multilingual support is vital. Retell AI supports over 18 languages, while Dasha.AI offers support for over 30 languages with mid-call language switching. This feature ensures that your AI agents can communicate effectively with a diverse customer base.

5. Advanced Features:

   Look for unique features that can enhance your operations. For example, Retell AI offers auto-sync with knowledge bases, warm call transfers, and post-call analysis. These features can significantly improve the efficiency and effectiveness of your communication processes.

Considering these factors will help you choose an AI voice agent platform that best meets your business needs and enhances your operational efficiency.

Which one should you go with?

While all the alternatives to Retell AI offer impressive features and capabilities, Dasha stands out for its ultra-realistic AI agents, extensive customization options, and seamless integration capabilities. If you're looking for a robust and flexible solution to enhance your communication processes, Dasha is a top recommendation. Ultimately, the best choice depends on your specific needs, but you can't go wrong with any of these excellent platforms.