Shortlist by what you need
Start here if you know why you are leaving SpeechGPT.
Want the closest match?
SpeechmaticsMost similar to SpeechGPT in what it does, its category and its price.
Visit (opens Speechmatics in a new tab)Need a free plan?
DeepgramHas a free plan, rated 4.5 out of 5. SpeechGPT has none.
Visit (opens Deepgram in a new tab)Want the lowest price?
VoiserFrom $4/mo, the lowest starting price here.
Visit (opens Voiser in a new tab)Want the best rated?
VoicemakerRated 4.1 out of 5 in our review, against 2.7 for SpeechGPT.
Visit (opens Voicemaker in a new tab)
At a glance
Green means better than SpeechGPT, red means worse. Prices are starting prices per month.
| Tool | Our rating | Starts at | Free plan | Best for | Compare |
|---|---|---|---|---|---|
 SpeechGPTBaseline | 2.7 | Not listed | No | A no-code speech recognition and NLU API for building voice-enabled apps - customizable language, accent, and dialect handling for customer service bots and voice search. | |
| Speechmatics | 3.9+1.2 | $0.13/mo | YesSpeechGPT has none | Enterprise speech API platform for speech-to-text and voice agents in 55+ languages, with $100 in free usage and no card required. | vs SpeechGPT |
| Voicemaker | 4.1+1.4 | $5/mo | YesSpeechGPT has none | One simple interface over several cloud providers' TTS voices | vs SpeechGPT |
 Deepdub AI | 3.5+0.8 | Not listed | No | A voice performance on demand, not just text-to-speech - Deepdub Phantom X 3.2 delivers expressive, ~125ms-latency speech and voice cloning across 100+ languages. | vs SpeechGPT |
 Blakify | 3.4+0.7 | $67/mo | No | 700+ AI voices across 70 languages, pulled from Google, Amazon, IBM and Microsoft's text-to-speech engines in one library - export MP3 or WAV with SSML control over pronunciation and pacing. | vs SpeechGPT |
 DeepZen | 3.5+0.8 | Not listed | No | Licensed voice replicas of real narrators and actors, shaped by human audio editors for rhythm, stress, and emotion - an NVIDIA Inception spotlight company, partnered with publishing giant Bowker. | vs SpeechGPT |
 Voicera | 3.5+0.8 | $9/mo | YesSpeechGPT has none | AI text-to-speech tool from TETHICS TECHNOLOGIES that turns articles and blogs into embeddable audio in 200+ languages, from a free plan. | vs SpeechGPT |
| Deepgram | 4.5+1.8 | Free | YesSpeechGPT has none | Trains its own speech models from scratch, built for call centers | vs SpeechGPT |
| Voiser | 3.5+0.8 | $4/mo | YesSpeechGPT has none | Turkish AI voice platform for text to speech, transcription, dubbing, voice cloning and video, with plans from $4 a month. | vs SpeechGPT |
The alternatives in detail
In order of how closely each one matches SpeechGPT.
Speechmatics
3.9$0.13/mo
vs SpeechGPT+1.2Free plan
Enterprise speech API platform for speech-to-text and voice agents in 55+ languages, with $100 in free usage and no card required.
- Speech-to-text in 55+ languages and dialects
- Low-latency mode built for real-time voice agents
- English text-to-speech for voice-agent responses
A meaningful free credit to test the API before paying
Enterprise pricing is not public and needs a sales conversation
Voicemaker
4.1$5/mo
vs SpeechGPT+1.4Free plan
One simple interface over several cloud providers' TTS voices.
- Aggregates TTS voices from Amazon, Google, and Microsoft
- Single interface and billing for multiple cloud voice providers
- Wide language and accent coverage
Low, accessible pricing compared to proprietary neural voice platforms
Voice realism trails dedicated neural voice-cloning platforms
Deepdub AI
3.5Not listed
vs SpeechGPT+0.8
A voice performance on demand, not just text-to-speech - Deepdub Phantom X 3.2 delivers expressive, ~125ms-latency speech and voice cloning across 100+ languages.
- Deepdub Phantom X 3.2 model, tied for #1 in expressivity benchmarks
- ~125ms end-to-end real-time voice latency
- Voice cloning and speech-to-speech translation
Real-time latency figures (~125ms) are unusually specific for a voice AI product
Enterprise pricing isn't disclosed upfront
Blakify
3.4$67/mo
vs SpeechGPT+0.7
700+ AI voices across 70 languages, pulled from Google, Amazon, IBM and Microsoft's text-to-speech engines in one library - export MP3 or WAV with SSML control over pronunciation and pacing.
- 700+ AI voices across 70 languages and accents
- Voices sourced from Google, Amazon, IBM and Microsoft TTS engines
- SSML tags and pronunciation customization
Aggregates four major TTS providers instead of locking into one voice catalog
Free trial is capped at a modest 5,000 characters
DeepZen
3.5Not listed
vs SpeechGPT+0.8
Licensed voice replicas of real narrators and actors, shaped by human audio editors for rhythm, stress, and emotion - an NVIDIA Inception spotlight company, partnered with publishing giant Bowker.
- Licensed voice replicas of real narrators and actors
- Human audio editors shaping emotional delivery
- AI-driven rhythm, stress, and intonation nuance
Real, verifiable industry credibility (NVIDIA Inception, Bowker partnership)
Custom/project-based pricing requires a direct quote request
Voicera
3.5$9/mo
vs SpeechGPT+0.8Free plan
AI text-to-speech tool from TETHICS TECHNOLOGIES that turns articles and blogs into embeddable audio in 200+ languages, from a free plan.
- Converts articles and blog posts into embeddable spoken audio
- 200+ languages and dialects, including an enterprise-scale rollout
- A Chrome extension that reads any web page aloud
A genuinely free-for-life starter tier, not only a time-limited trial
Plan article counts assume 1,000 words per piece, so real usage may vary
Deepgram
4.5Free
vs SpeechGPT+1.8Free plan
Trains its own speech models from scratch, built for call centers.
- Speech recognition models trained from scratch, not fine-tuned Whisper
- Real-time streaming transcription API
- Built for call center and voice agent use cases
Own model training gives more control over accuracy and speed tradeoffs
No consumer app, requires engineering integration
Voiser
3.5$4/mo
vs SpeechGPT+0.8Free plan
Turkish AI voice platform for text to speech, transcription, dubbing, voice cloning and video, with plans from $4 a month.
- Text to speech in 75+ languages with 1000+ voices, per the older site
- Speech to text in 71 languages with timestamps and keyword detection
- Voice cloning on the Pro and Enterprise plans
Low entry prices
Two sites with different feature and pricing pages during a migration
FAQ
Questions people ask
Is SpeechGPT free?
SpeechGPT does not list a free plan. Check its pricing page for current plans.
What is the best free alternative to SpeechGPT?
Deepgram is the highest-rated alternative here with a free plan (4.5 out of 5). Other free options: Voicemaker, Speechmatics, Voicera.
What is the cheapest alternative to SpeechGPT?
Among paid plans, Speechmatics has the lowest starting price (from $0.13/mo). If you need it free, start with Deepgram.
How did you pick these alternatives?
We match tools on what they do, their category and their price, using the details in our directory. Ratings come from our reviews and reader reviews.