One API. Every Speech-to-Text Model.
Get unified access to the best speech-to-text models and find the most accurate one for your needs.
Supported Providers
Developer Experience First
Switch STT Models Instantly
Different accents and environments impact accuracy. Test them all with one API.
No Vendor Lock-In
Switch providers just by changing the model name.
OpenAI-Compatible API
Already using OpenAI? Just change the base URL.
Unified Billing & Simple Pricing
One invoice, transparent cost.
Integration
Drop-in compatibility with your existing stack.
Send Audio
Stream or upload files via REST or WebSocket.
Normalize
We standardize the response format across all providers.
Switch
Change model param to swap providers instantly.
curl -X POST "https://api.speechall.com/v1/transcribe?model=deepgram.nova-3" \
-H "Authorization: Bearer YOUR_API_KEY" \
-H 'content-type: audio/*' \
--data-binary "@/path/to/audio.wav"Unified Billing
Stop chasing invoices from 10 different vendors. We aggregate your usage into a single, transparent monthly bill.
- ✓Pay exactly what providers charge + small platform fee
- ✓Centralized usage dashboard
- ✓Single API key management
Provider Cost
Passthrough pricing from OpenAI, Google, etc.
5% Platform Fee
Covers unified API, normalization, and billing (min. €0.80).
Built for Scalable Workflows
Media Content Analysis & Monitoring
Accurately transcribe and analyze audio/video content for media monitoring, brand sentiment tracking, and content discovery. Ideal for media analysts and marketing teams.
Automated Legal & Compliance Workflows
Securely transcribe depositions, client meetings, and internal reviews for legal firms and compliance departments. Ensure accurate record-keeping.
Voice-Powered Enterprise Applications
Integrate voice commands and dictation into your enterprise software, CRM, or custom business tools for enhanced productivity., custom voice assistant API, business software speech recognition, enterprise audio transcription.
Customer Experience Enhancement
Analyze transcribed customer support calls to understand sentiment, identify common issues, and improve agent training for call centers and CX teams.
Trusted by Builders
Dictop
Professional dictation app using our API to deliver accurate transcriptions across multiple STT engines.
Visit websiteDopdock
Automation app with voice-based commands and dictation with complex workflows.
Visit websiteBuilding something cool?
Submit your appReady to build?
Get your API key in seconds. No credit card required for testing.