Cartesia vs ElevenLabs
Both sell developer TTS. Cartesia bills in credits, at 1 credit per character for Sonic, bundled into monthly plans. ElevenLabs sells monthly credit plans and a dollar-per-character API. Official figures below were read on Nov 10, 2026.
Official plan prices
- Cartesia (cartesia.ai/pricing): Free $0 with 20K credits / month; Pro $5 with 100K credits; Startup $49 with 1.25M credits; Scale $299 with 8M credits. Overages, if enabled: Pro $65 per 1M credits, Startup $45, Scale $38. The FAQ says Sonic TTS is 1 credit per character, and “about 750 to 800 credits per minute of audio.” Professional Voice Clone training is free; speech from a clone is 1 credit per character. PVC slots: none on Free and Pro, 2 on Startup, 4 on Scale.
- ElevenLabs Creative plans (elevenlabs.io/pricing): Free $0 (10k credits); Starter $6 / mo after $1 first month (30k, commercial license, instant voice cloning); Creator $22 / mo after $11 first month (121k, professional voice cloning); Pro $99 (600k); Scale $299 (1.8M credits, 3 PVC slots); Business $990 (6M credits, 10 PVC slots).
- ElevenLabs API (API pricing): $0.04 or $0.08 per 1,000 characters by model.
Worked-out unit rates (labeled as such)
- Cartesia Scale included credits: $299 ÷ 8,000,000 × 1,000 = $0.037375 per 1,000 characters, or about $0.0374 per minute at a 1,000-character assumption. Official Scale overage is $0.038 per 1,000 characters.
- Cartesia Startup included: $49 ÷ 1,250,000 × 1,000 = $0.0392 per 1,000 characters.
- If you instead use Cartesia’s own 750–800 credits-per-minute range, a Scale included rate of $299 / 8,000,000 is about $0.0280–$0.0299 per minute (750 or 800 × $299 / 8,000,000).
- ElevenLabs API remains $0.04 or $0.08 per 1,000 characters, which is $0.04 or $0.08 per minute at 1,000 characters, or $0.032–$0.064 at 800 characters.
We did not invent latency or quality scores. If you need those, test both APIs. Related: ElevenLabs cost per minute.
Speechify is a different product (reader + Studio). Official Premium price: $29 / month or $139 / year, checked Nov 10, 2026.
Sources (as of Nov 10, 2026)
- ElevenLabs pricing and API pricing
- ElevenLabs voice cloning docs
- Speechify: How much does Speechify cost? (updated Oct 1, 2026)
- Speechify pricing and Speechify Studio pricing
- Murf pricing and Murf API pay-as-you-go
- Google Cloud Text-to-Speech pricing
- Amazon Polly pricing
- Deepgram pricing
- Cartesia pricing
- AssemblyAI pricing
- OpenAI API pricing and deprecations
- Descript pricing
- Synthesia pricing
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