Cheapest Audio/TTS API (2026)

50 models ranked by lowest price across 70+ providers · Updated daily

Prices updated:

As of : Real-time ranking of the cheapest Audio/TTS APIs, sourced from ComputeUnion's automated daily scrapes across 70+ providers. TTS prices are per 1M characters; ASR prices are per minute. Converted to reference units for comparison.
LLMImage GenAudio/TTSEmbedding
#ModelCheapest ProviderPrice / 1M chars
1Melotts (CF)Cloudflare Workers AIrelay$0.000200
2suno_lyricsRunAPIrelay$0.000414
3Whisper (CF)Cloudflare Workers AIrelay$0.000500
4Whisper Large V3 Turbo (CF)Cloudflare Workers AIrelay$0.000500
5Whisper Large v3Together AIrelay$0.001500
6Whisper Large v3 (Streaming)Together AIrelay$0.003500
7Nova-2Deepgram$0.004300
8Nova-3Deepgram$0.004300
9Whisper LargeDeepgram$0.004800
10Gemini 2.5 Flash TTSGoogle AI$0.005000
11Nova 3 (CF)Cloudflare Workers AIrelay$0.005200
12Whisper 1OpenAI$0.006000
13suno_uploadsYunWu AIrelay$0.006828
14Flux (websocket) (CF)Cloudflare Workers AIrelay$0.007700
15Speech 2.8 TurboMiniMax$0.008000
16gpt-4o-mini-audio-previewRunAPIrelay$0.008276
17Nova 3 (websocket) (CF)Cloudflare Workers AIrelay$0.009200
18Kling AudioKling AI$0.010000
19audio1.0YunWu AIrelay$0.010924
20speech-02-hdYunWu AIrelay$0.010924
21speech-02-turboYunWu AIrelay$0.010924
22speech-2.6-hdYunWu AIrelay$0.010924
23speech-2.6-turboYunWu AIrelay$0.010924
24speech-2.8-hdYunWu AIrelay$0.010924
25speech-2.8-turboYunWu AIrelay$0.010924
26suno_musicRunAPIrelay$0.011034
27BaseDeepgram$0.012500
28Speech 2.8 HDMiniMax$0.014000
29EnhancedDeepgram$0.014500
30Nova-2 MedicalDeepgram$0.014800
31Aura 1 (CF)Cloudflare Workers AIrelay$0.015000
32Aura-2Deepgram$0.015000
33Aura AsteriaDeepgram$0.015000
34Aura LunaDeepgram$0.015000
35Aura StellaDeepgram$0.015000
36TTS-1OpenAI$0.015000
37suno_concat_openYunWu AIrelay$0.018207
38suno_lyrics_openYunWu AIrelay$0.018207
39suno_music_openYunWu AIrelay$0.018207
40suno_persona_openYunWu AIrelay$0.018207
41suno_upload_openYunWu AIrelay$0.018207
42suno_upsample_openYunWu AIrelay$0.018207
43suno_upsample-tagsYunWu AIrelay$0.018207
44gpt-4o-mini-audio-preview-2024-12-17ProAI APIrelay$0.020690
45Aura 2 En (CF)Cloudflare Workers AIrelay$0.030000
46Aura 2 Es (CF)Cloudflare Workers AIrelay$0.030000
47Sonic TurboCartesia$0.030000
48TTS-1 HDOpenAI$0.030000
49gemini-2.5-flash-preview-ttsProAI APIrelay$0.034483
50gpt-4o-mini-ttsProAI APIrelay$0.041379

FAQ

What is the cheapest Audio/TTS API right now?
The lowest current price is Melotts (CF) from Cloudflare Workers AI at $0.000200 / 1M chars. Prices update daily.
Why do Audio/TTS API prices vary so much?
Price differences come from: 1) relay stations typically offer 20–80% discounts vs official providers; 2) capability differences between models; 3) some platforms have volume tiers. Choose based on your actual quality requirements and budget.
How reliable is this pricing data?
Live-scraped prices come directly from provider APIs and update daily at 09:00 UTC. For large purchases, always verify the final price on the provider's official site.

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