Hyprwhspr vs Retell AI

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

Analysis reviewed Live tool data as of 2026-10-17
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At a glance

DimensionHyprwhsprRetell AI
PricingFreeFreemium (paid tiers undisclosed)
PlatformLinux (Wayland only)Cloud (web-based, omnichannel)
Primary UseLocal dictation into any appAutomated phone call handling
Key FeatureGPU-accelerated local STT (Whisper, Parakeet TDT V3)Sub-600ms latency voice agents with drag-and-drop flows
Target UserLinux power users, privacy-conscious devsEnterprise support/sales teams
IntegrationsWaybar, wtype, ydotool, Hyprland, Sway, KDE, GNOMETwilio, Vonage, HubSpot, Salesforce, Zapier, n8n
Try HyprwhsprTry Retell AI
Hyprwhspr
Hyprwhspr

Hyprwhspr is free, MIT-licensed local speech-to-text for Linux with system-wide dictation on Wayland and X11.

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Retell AI
Retell AI

Retell AI is a pay-as-you-go platform for AI voice agents that answer, qualify, and route real phone calls from $0.07/min.

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Pricing
Free
Freemium
Plans
$0
$0/mo + usage ($0.07-$0.31/min voice; $0.002+/msg chat)
Custom
Popularity
5 views
6.9k views
Skill Level
Intermediate
Intermediate
API Available
Platforms
DesktopCLIAPI
WebAPI
Categories
🎤 Voice Dictation✨ Transcription & Speech-to-Text
☎️ Voice AI Agents & Phone Automation
Features
System-wide speech-to-text on Linux that injects text into any focused application via wtype or ydotool
Local engines: Parakeet TDT V3, Cohere Transcribe, Whisper family, faster-whisper, onnx-asr, Qwen3-ASR
GPU acceleration with auto-detected NVIDIA CUDA and AMD/Intel Vulkan, CPU fallback through onnx-asr
Models held hot in memory plus on-demand VRAM unload and instant reload without restarting the service
Five recording modes: toggle, push-to-talk, auto tap-vs-hold, continuous with auto-flush on silence, long-form with
Per-app paste rules with optional auto-submit on paste
Audio ducking that lowers other audio or pauses your player during recording
Themed mic visualizer overlay that auto-matches your Omarchy theme on Hyprland, Sway, and KDE
Waybar live status tray and GNOME desktop notifications for idle, recording, processing, and error states
Multilingual transcription with optional translate-to-English mode
Text processing: word overrides, filler word removal, symbol replacements, custom prompts
Opt-in WebSocket streaming in near realtime via Google Gemini, OpenAI, or ElevenLabs
Self-healing recovery from suspend/resume, USB mic unplug, and keyboard hotplug, with mic-muted warnings
Post-transcription hook pipes every result through a custom shell command before pasting
Scriptable CLI for start/stop/toggle/cancel plus built-in evdev hotkeys
AI voice agents on phone, chat and SMS from a single platform
Proprietary turn-taking model with ~600ms conversational latency
Drag-and-drop call flow canvas with functions, transfers, DTMF and SMS
Retell Workflows: orchestration before and after the call, with tool store
Conductor copilot: scenario simulation and auto-generated regression tests
Batch outbound campaigns with pacing, retries and voicemail handling
IVR navigation that detects menus, presses digits and enters extensions
Agentic human handoff that briefs the rep and confirms readiness
Live call monitoring with real-time transcripts and instant take-over
AI Quality Assurance scoring on up to 100% of calls
Custom analytics dashboards with A/B comparison across agent versions
Post-call extraction with success and sentiment scoring
Model-agnostic LLM tiers from GPT and Claude families, plus custom LLM
TTS choice across Retell, ElevenLabs, Cartesia, Minimax, Fish, OpenAI, Inworld
APIs and SDKs for programmatic agent and campaign control
Integrations
Waybar
wtype
ydotool
Hyprland
Sway
KDE Plasma
GNOME
systemd
sxhkd
Espanso
Google Gemini
OpenAI
ElevenLabs
Twilio
Vonage
Telnyx
GoHighLevel
n8n
Make
Zapier
HubSpot
Salesforce
Slack
Google Drive
Zendesk
Cal.com
Calendly
Dynamics 365

What real users say: Hyprwhspr 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.

Hyprwhspr

13 mentions across 2 sources · 75% positive (averaged across 2 sources)

Hacker News, GitHub

What users praise

  • • Fast, accurate local transcription using cutting-edge models like Cohere Transcribe.
  • • Privacy-first: all inference runs locally, no data leaves your machine.
  • • Deep Wayland integration: visualizer overlay, Waybar status, per-app paste rules.
  • • GPU acceleration auto-detected for NVIDIA, AMD, and Intel Vulkan.

What frustrates them

  • • Audio device changes require manually restarting the systemd service.
  • • Terminal escape sequence fragments appear after paste injection in some setups.
  • • Requires a GPU for optimal performance with large models.
  • • No progress indicator or spinner for long transcription tasks.

Researched Jul 6, 2026

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

  • Linux power user / developer
    Pick: Hyprwhspr

    Hyprwhspr is free, runs on Wayland with GPU acceleration, and integrates with wtype/ydotool for system-wide dictation without sending audio to the cloud.

  • Privacy-conscious writer
    Pick: Hyprwhspr

    Hyprwhspr processes all speech locally using models like Whisper, ensuring no data leaves your machine.

  • Enterprise call center manager
    Pick: Retell AI

    Retell AI provides human-like voice agents with sub-600ms latency, drag-and-drop call flows, and integrations with Twilio, HubSpot, and Salesforce to automate high-volume phone interactions.

  • Healthcare appointment scheduler
    Pick: Retell AI

    Retell AI's real-time function calling and IVR navigation can automate booking and reduce phone tag, with post-call analysis for compliance.

  • Home service company dispatcher
    Pick: Retell AI

    Retell AI's batch dialing and call transfer features help manage dispatch and receptionist tasks at scale, as highlighted in its best-for list.

Frequently Asked Questions

Can Hyprwhspr be used on Linux with X11?

No, Hyprwhspr is Wayland-only. It requires a Wayland compositor like Hyprland, Sway, or KDE Plasma.

Does Retell AI support on-premise deployment?

The provided data does not mention on-premise deployment; it is likely cloud-only. It is listed as 'not for' teams requiring strict data residency beyond cloud.

Is Hyprwhspr free forever?

Yes, Hyprwhspr is free and open-source with no paid tiers mentioned.

What integrations does Retell AI offer?

Retell AI integrates with Twilio, Vonage, GoHighLevel, n8n, HubSpot, Make, Slack, Zapier, Salesforce, and Zendesk.

Can Hyprwhspr transcribe multiple languages?

Yes, Hyprwhspr supports multilingual transcription with an optional translate-to-English mode.

Does Retell AI have a free tier?

Yes, Retell AI is listed as 'freemium', but specific free tier limits are not disclosed in the data.

What recording modes does Hyprwhspr offer?

Hyprwhspr offers five modes: toggle, push-to-talk, auto, continuous, and long-form with pause and save.

What latency does Retell AI achieve?

Retell AI claims ~600ms latency for conversations.

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Explore each tool further

Hyprwhspr
View Hyprwhspr reviewHyprwhspr alternatives
Retell AI
View Retell AI reviewRetell AI alternatives

Browse these categories

Best AI Voice Dictation toolsBest AI Voice AI Agents & Phone Automation toolsBest AI Transcription & Speech-to-Text tools
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Last reviewed: July 6, 2026