Cartesia

Top pick for realtime low-latency voice agents. ElevenLabs for voice library breadth.

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Top pick for realtime low-latency voice agents. ElevenLabs for voice library breadth. Strengths: Ultra-low-latency TTS; Simple credit plans; Voice agents + STT in one.

Overall

7.8

curated_estimate

confidence: high · as of 2026-09-14

Capability fit

8.4

Price / performance

8.0

Latency / reliability

7.8

Developer & agent DX

8.4

Privacy / data retention

7.5

Lock-in risk (higher = worse)

4.5

Maturity / track record

7.0

Lock-in risk: higher = more lock-in (worse). Overall already inverts this dimension.

Sources: Cartesia pricing: https://www.cartesia.ai/pricing · Cartesia: https://cartesia.ai · Cartesia docs: https://docs.cartesia.ai

Top pick for realtime low-latency voice agents. ElevenLabs for voice library breadth.

Strengths

· Ultra-low-latency TTS
· Simple credit plans
· Voice agents + STT in one

Weaknesses

· Credit math less intuitive than per-char
· Younger than ElevenLabs
· Voice catalog still growing

Pricing notes

As of 2026-09-14: Credit plans — Free $0 (20k credits), Pro $5 (100k), Startup $49 (1.25M), Scale $299 (8M) + prepaid agent minutes. Sonic TTS + Ink STT + voice agents. Cartesia phone numbers ~$0.014/min. Ultra-low-latency voice narrative.

Regions: global, usLast reviewed: 2026-09-14Status: active

Sourced pricing

Contract status unavailable · no_sourced_price. Single normalized $/1M: null. Machine list: /api/pricing?provider=cartesia

No sourced SKU row. Notes above stay prose.

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