Grok Speech (STT + TTS APIs) vs ElevenMusic
Which one should you pick? Here's the full breakdown.
Grok Speech (STT + TTS APIs)
xAI's standalone voice APIs -- launched 2026-04-17. Built on the stack that powers Grok Voice, Tesla vehicles, and Starlink customer support. $0.10/hr STT batch, $4.20 per 1M characters TTS, 25+ languages, word-level timestamps + speaker diarization
ElevenMusic
ElevenLabs' iOS music app -- commercially licensed from day one, voice-cloning stack built in, free tier 7 songs/day. Launched 2026-04-02 as the first credible challenger to Suno's mobile dominance
| Category | Grok Speech (STT + TTS APIs) | ElevenMusic |
|---|---|---|
| Ease of Use | 7.0 | 9.0 |
| Output Quality | 8.5 | 7.0 |
| Value | 9.0 | 8.0 |
| Features | 8.0 | 7.0 |
| Overall | 8.1 | 7.8 |
Pricing Comparison
| Feature | Grok Speech (STT + TTS APIs) | ElevenMusic |
|---|---|---|
| Free Tier | No | Yes |
| Starting Price | $0.10 | $0 |
Which Should You Pick?
Pick Grok Speech (STT + TTS APIs) if...
- ✓Higher output quality (8.5 vs 7)
- ✓Better value for money (9/10)
- ✓More features (8 vs 7)
Developers building voice agents, real-time transcription tools, accessibility features, or high-volume TTS workloads where the cost per hour of audio actually matters at scale. Strong fit for phone-call and meeting transcription use cases where xAI's published WER advantage (5.0% on phone-call entities vs. ElevenLabs 12.0%) compounds quickly.
Visit Grok Speech (STT + TTS APIs)Pick ElevenMusic if...
- ✓Easier to use (9 vs 7)
- ✓Has a free tier
Mobile content creators who value commercial safety over raw track volume, and anyone who wants to put their own voice on an AI-generated track without juggling multiple tools. Also the obvious pick for creators nervous about the Suno-UMG situation.
Visit ElevenMusicOur Verdict
Grok Speech (STT + TTS APIs) and ElevenMusic are extremely close overall. Your choice comes down to specific needs -- Grok Speech (STT + TTS APIs) is better for developers building voice agents, real-time transcription tools, accessibility features, or high-volume tts workloads where the cost per hour of audio actually matters at scale, while ElevenMusic works best for mobile content creators who value commercial safety over raw track volume, and anyone who wants to put their own voice on an ai-generated track without juggling multiple tools.