Typecast AI vs Retell AI

Side-by-side comparison of features, pricing, and ratings

Analysis reviewed Live tool data as of 2026-10-05
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At a glance

DimensionTypecast AIRetell AI
PricingFreemium (usage-based, no public tier amounts)Freemium (usage-based, no public tier amounts)
Primary FunctionText-to-speech API with 500+ voices and voice cloningAI voice agents for phone call automation
Target UserDevelopers and content creators needing TTS integrationLarge support/sales teams automating phone calls
Latency / PerformanceReal-time streaming (low latency via streaming API)~600ms conversational latency
Key IntegrationsZapier, Make, n8n, Google Sheets, Postman, 14+ SDKsTwilio, Vonage, HubSpot, Salesforce, Zapier, Slack
Latest News2026-04-01: Streaming TTS & Timestamp TTS endpoints + 11 SDKs updatedNo recent news captured

If your core need is automating phone conversations (inbound/outbound calls) with low latency and function calling for real-world tasks like booking or payments, Retell AI is the clear choice. If you need a versatile, developer-friendly TTS API with hundreds of voices, voice cloning, and multi-language support for content or app integration, Typecast AI wins. They solve different problems; the decision hinges on whether you need conversational voice agents or high-quality speech synthesis.

Typecast AI
Typecast AI

Expressive text-to-speech API with Smart Emotion, 600+ voices in 35+ languages, and 170-210ms streaming for real-time agents.

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Retell AI
Retell AI

Retell AI builds, tests, and deploys AI phone agents on a pay-as-you-go voice platform priced from $0.07/min.

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Pricing
Freemium
Freemium
Plans
$0/mo
$5/mo billed yearly ($54/yr)
$19/mo billed yearly ($204/yr)
$29/mo billed yearly ($312/yr)
$69/mo billed yearly ($744/yr)
$15/mo
$280/mo
Custom
$0/mo (+ $10 free credits)
Custom
Popularity
6 views
6.9k views
Skill Level
Intermediate
Intermediate
API Available
Platforms
WebAPICLI
WebAPI
Categories
🎙️ Voice & Speech
☎️ Voice AI Agents & Phone Automation
Features
Text-to-speech API (POST /v1/text-to-speech) returning WAV or MP3
Streaming TTS endpoint with 170-210ms time-to-first-byte for real-time agents
Timestamp TTS with word- and character-level alignment for subtitles and karaoke
Compose TTS endpoint synthesizing multiple segments in one request with per-segment settings
Smart Emotion applies tone automatically from surrounding context (previous_text / next_text)
7 manual emotion presets plus custom emotion, intonation, pitch and speed controls
remove_silence_ms parameter (0-1000ms) to trim detected silence without cutting explicit pauses
Instant voice cloning from a short WAV or MP3 sample
Professional Voice Cloning API (async) for high-accuracy intonation and tone matching
Voice recommendations endpoint matching voices to a natural-language description
600+ voices across ages, tones and personalities, 35+ languages with native-level naturalness in 6
Official SDKs for Python, JavaScript/TypeScript, Go, Rust, C#, Java, Kotlin, C, Swift, Zig, PHP, Dart and Ruby
Cast CLI (v1.0.9) for command-line generation and agent workflows
No-code integrations via Zapier, Make, n8n and Google Sheets
Agent integrations including MCP server, OpenClaw, Claude Skills and Pipecat
AI voice agents with ~600ms latency and proprietary turn-taking
Drag-and-drop visual conversation flow builder plus single-prompt agents
Live cost estimator itemising LLM, TTS, voice infra and telephony
Retell Workflows: native orchestration for pre-call and post-call steps
Integration library and tool store inside the Retell dashboard
Preset functions for common agent actions
Conductor copilot: scenario simulation, auto-generated regression tests, in-flow change review
Batch outbound campaigns with pacing, retries and voicemail handling
IVR navigation, DTMF capture and extension dialing
Agentic human handoff where the AI briefs the human agent before transferring
Live call monitoring with real-time transcripts and instant take-over
AI Quality Assurance scoring up to 100% of calls
Custom analytics dashboards with A/B test comparison
Post-call extraction with built-in success and sentiment scoring
Built-in CRM sync to Salesforce, HubSpot, Dynamics 365, GoHighLevel and Zoho CRM
Integrations
Zapier
Make
n8n
Google Sheets
OpenClaw
Claude Skills
MCP
Pipecat
LlamaIndex
Postman
Twilio
Vonage
Telnyx
GoHighLevel
HubSpot
Slack
Salesforce
Zendesk
Cal.com
Calendly
Google Drive
Dynamics 365

What real users say: Typecast AI vs Retell AI

Not marketing copy and not our opinion — a structured sweep of public discussion (reviews, forums, communities and video comments), showing what people praise and what they complain about for each tool.

Typecast AI

No verifiable community signal. We scanned public discussion on Sep 24, 2026 and found posts matching the name “Typecast AI”, but could not establish that they are about this product rather than something else sharing its name. Rather than publish a score built on the wrong subject, we publish none.

Retell AI

36 mentions across 3 sources · 75% positive (averaged across 3 sources)

Hacker News, Product Hunt, Lemmy

What users praise

  • • Sub-second (~600ms) latency delivered as promised.
  • • Handles interruptions naturally — a missing feature in competitors.
  • • Sounded most natural among voice AI products tested by reviewer.
  • • Handles different accents and background noise effectively.

What frustrates them

  • • Lack of long-term user reviews; feedback is launch-day heavy.
  • • No community discussion on pricing pain points yet.
  • • Proprietary platform; no self-hosted option for full control.
  • • No critical voices in data; hidden issues unknown.

Researched Aug 18, 2026

Who should pick which

  • Large support team automating inbound calls
    Pick: Retell AI

    Retell AI is built for high-volume phone call automation with drag-and-drop flows, CRM integration, and real-time function calling for tasks like scheduling.

  • Developer building a voice-enabled app
    Pick: Typecast AI

    Typecast's 500+ voices, voice cloning, and 14 SDKs make it easy to integrate natural TTS into any app with REST API and streaming support.

  • Content creator needing voiceovers for videos
    Pick: Typecast AI

    Typecast offers diverse voices with emotional control and multi-language support, ideal for narration without coding (via no-code integrations like Zapier).

  • Sales team running outbound batch dialing
    Pick: Retell AI

    Retell AI specifically includes batch dialing for outbound lead qualification, with real-time transcripts and AI quality assurance.

  • Healthcare provider automating appointment scheduling
    Pick: Retell AI

    Retell AI integrates with telephony and supports appointment booking via function calling, with low latency for natural patient conversations.

Frequently Asked Questions

Typecast AI vs Retell AI: which should you choose?

If your core need is automating phone conversations (inbound/outbound calls) with low latency and function calling for real-world tasks like booking or payments, Retell AI is the clear choice. If you need a versatile, developer-friendly TTS API with hundreds of voices, voice cloning, and multi-language support for content or app integration, Typecast AI wins. They solve different problems; the decision hinges on whether you need conversational voice agents or high-quality speech synthesis.

Can Retell AI generate voiceovers for videos?

No, Retell AI is designed for interactive phone call automation, not for generating standalone voiceover audio files. For that, use Typecast AI.

Can Typecast AI handle live phone conversations?

No, Typecast AI is a TTS API; it does not provide conversational agents or telephony integration. It can stream audio but does not manage call flows.

Which tool offers more languages for voice?

Typecast AI supports 37 languages (including Korean, English, Spanish, etc.) with 500+ voices. Retell AI uses LLMs but language coverage is not specified.

Do both tools have free tiers?

Yes, both offer freemium pricing, but specific free tier limits are not publicly documented in the provided facts.

Which tool is better for building a voice assistant?

Retell AI is better for a full conversational voice assistant that makes/receives calls. Typecast AI only provides the voice audio; you would need additional logic for conversation management.

Can I clone a voice with Retell AI?

The facts for Retell AI do not mention voice cloning. Typecast AI explicitly offers instant voice cloning from short audio samples.

Which tool has more integrations with CRM platforms?

Retell AI integrates with HubSpot, Salesforce, Zendesk, and Slack. Typecast AI integrates with Zapier, Make, n8n, Google Sheets but not specialized CRMs.

Is there any overlap between the two tools?

Both use AI-generated voice, but their use cases are complementary: Retell for phone call agents, Typecast for TTS audio generation. They can be used together (e.g., Typecast provides voices for Retell's agents) but are not direct competitors.

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Last reviewed: July 2, 2026