Hume AI vs Cartesia

A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.

Hume AI Voice-AI evaluation and expression measurement Visit Cartesia Low-latency speech models built on state space models, for voice agent... Visit
RECATOOLS Score 7.2 / 10 7.6 / 10
Capability 8 8
Value for money 6 7
Ease of use 6 7
ASEAN readiness 5 6
API quality 8 8
Pricing Contact Freemium
Free tier — Free: 20K credits a month (about 27 minutes of Sonic speech) plus $1 a month of prepaid voice-agent usage
Paid from Quoted on request (voice API plans from $3/month end 13 Nov 2026) $5/month (Pro: 100K credits, commercial licence, instant voice cloning)
Has API ✓ ✓
Open source ✗ ✗
Free to use ✗ ✓
Users — —
Founded 2021 2024
Maker Alan Cowen —
Verdict

Hume AI built the Empathic Voice Interface and Octave text-to-speech, and is now shutting both: the APIs stop working on 13 November 2026 and account data is deleted afterwards, so existing builders should migrate now. T...

Cartesia is built for real-time voice: Sonic-3.6 starts speaking in under 90 milliseconds across 44 languages, Ink-2 transcribes with built-in turn detection, and Managed Agents ties them into phone agents. Its leaderboa...

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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.