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Hard facts side by side: free tiers, prices, limits, SDKs and privacy. Every value links to the official page it came from and is re-checked every week.

Start from what you need:Chat Voice Vision Image gen Video gen Search Embeddings Agents Tool calling Automation Translation Summaries

For voice	Deepgram	Groq	ElevenLabs
Free tier	Trial credits $200 in free credit on Pay As You Go, no credit card required. Source, Sep 29, 2026	Yes Free plan with per-model rate limits. Source, Sep 29, 2026	Yes Free plan with 10k credits per month (TTS, STT, sound effects and more). Source, Sep 29, 2026
Starting price	$0.0043 per minute Nova-3 pre-recorded, monolingual, Pay As You Go.

Rate limit	50 concurrent requests Pay As You Go, speech-to-text REST API (150 for streaming WSS). Source, Sep 29, 2026	30 requests/min Free plan, openai/gpt-oss-120b; 1K requests/day, 8K tokens/min. Source, Sep 29, 2026	2 concurrent requests Free plan, Multilingual v2 (Flash models: 4 concurrent). Source, Sep 29, 2026

Size limit	2 GB per file Maximum file size for pre-recorded audio. Source, Sep 29, 2026	131K token context GPT-OSS 120B (Whisper speech-to-text: 100 MB max file). Source, Sep 29, 2026	10,000 characters per request eleven_v4 and Multilingual v2; Flash v2.5 allows 40,000. Source, Sep 29, 2026

Trains on your data	Opt-out Requests join the Model Improvement Program unless mip_opt_out=true is set. Source, Sep 29, 2026	Not listed	Opt-out Data used to improve models by default; toggle off in Data use settings. Enterprise excluded by default. Source, Sep 29, 2026

EU hosting	Yes EU endpoint api.eu.deepgram.com keeps processing in the EU. Source, Sep 29, 2026	No Retained customer data is stored in GCP buckets in the United States. Source, Sep 29, 2026	Yes Isolated EU data residency environment, Enterprise customers only. Source, Sep 29, 2026