Price directory
Text-to-speech API pricing, per 1M characters.
18 speech models — native per-character rates, dated and sourced from provider price pages.
Latest events
Mercury 2.5 launches at $0.04/$0.15
Sep 8, 2026
At $0.04/$0.15 per MTok, Mercury 2.5 prices roughly 6x below Mercury 2's Output cost ($0.75/1M) dramatically undercuts Claude Haiku ($4.00) and Gemini Flash ($2.50) baseline, while still matching quality on cost-optimized frontier models like GPT-5.6 Luna (Low), Gemini 3.5 Flash-Lite, and Claude Haiku 4.5.
GPT-6 Astra launches at $50/MTok
Sep 3, 2026
Muse Spark 1.3: 90% training discount
Sep 2, 2026
Claude Fable/Mythos 5.1: 75% cache cut
Sep 1, 2026
Meta Muse Image: $0.01 per image
Aug 27, 2026
Price table
| Model | Provider | Price | Released | ||
|---|---|---|---|---|---|
|
H
Hume AI's expressive text-to-speech model.
—/—I/O
|
Hume AI | $150.00 /1M chars as of Jul 2026 | — | ||
|
E
ElevenLabs' highest-quality text-to-speech model.
—/—I/O
|
ElevenLabs | $100.00 /1M chars as of Jul 2026 | — | ||
|
C
Cartesia's low-latency text-to-speech model.
—/—I/O
|
Cartesia | $50.00 /1M chars as of Jul 2026 | — | ||
|
E
ElevenLabs' low-latency text-to-speech model.
—/—I/O
|
ElevenLabs | $50.00 /1M chars as of Jul 2026 | — | ||
|
R
Rime's expressive flagship text-to-speech model.
—/—I/O
|
Rime | $40.00 /1M chars as of Jul 2026 | — | ||
|
R
Rime's fast, efficient text-to-speech model.
—/—I/O
|
Rime | $30.00 /1M chars as of Jul 2026 | — | ||
|
D
Deepgram's current flagship text-to-speech model.
—/—I/O
|
Deepgram | $30.00 /1M chars as of Jul 2026 | — | ||
|
A
Amazon Polly's generative text-to-speech engine.
—/—I/O
|
Amazon | $30.00 /1M chars as of Jul 2026 | — | ||
| $30.00 /1M chars as of Jul 2026 | — | ||||
| OpenAI | $30.00 /1M chars as of Jul 2026 | — | |||
|
M
Microsoft Azure's HD neural text-to-speech voices.
—/—I/O
|
Microsoft Azure | $22.00 /1M chars as of Jul 2026 | — | ||
|
A
Amazon Polly's standard neural text-to-speech engine.
—/—I/O
|
Amazon | $16.00 /1M chars as of Jul 2026 | — | ||
|
M
Microsoft Azure's standard neural text-to-speech voices.
—/—I/O
|
Microsoft Azure | $16.00 /1M chars as of Jul 2026 | — | ||
| $16.00 /1M chars as of Jul 2026 | — | ||||
|
D
Deepgram's first-generation text-to-speech model.
—/—I/O
|
Deepgram | $15.00 /1M chars as of Jul 2026 | — | ||
| OpenAI | $15.00 /1M chars as of Jul 2026 | — | |||
| $4.00 /1M chars as of Jul 2026 | — | ||||
| OpenAI | Not yet tracked | — |
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