Cartesia vs Hume AI Pricing | Costbench
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25 seats

Cartesia vs Hume AI

Voice APIs (Text-to-Speech & Voice Cloning) pricing comparison · 2026

Cartesia pricing ranges from $0–$299/month, while Hume AI ranges from $0–$500/month. Cartesia is typically 40% more affordable, though your actual cost depends on tier and team size.

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Free plan limits → Discount programs →
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Free plan limits → Discount programs →
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2 products · Voice APIs (Text-to-Speech & Voice Cloning)
Side-by-side · live
Cartesia
Cartesia is a text-to-speech API platform offering plans from $0/month (Free, with 10K cre
verified 9w ago
$4.2K $15K
View pricing →
H
Hume AI
Hume AI is a voice API platform built around emotionally intelligent speech.
verified 7w ago
$4.2K $15K
View pricing →
Verdict · list-price math · year 1
Hume saves $11K vs Cartesia · 25 seats
Cheapest $4.2K
Spread 71%
Estimated license cost
at 25 seats
List price × seats. Click a tier below to lock it.
Startup
$15K/yr
year 1 license · $49/seat
Creator
$4.2K/yr
year 1 license · $14/seat
REF · 01

Sources & confidence

Every dollar amount and contract clause below traces back to a sourced fact. We don't manufacture composite scores.

Where this data comes from
Vendr · TrustRadius · Reddit · BBB · official docs
Sources 5 sourced facts
4 hidden-cost · 1 contract
Last verified 2mo ago
Confidence Medium confidence
Sources 4 sourced facts
4 hidden-cost
Last verified 1mo ago
Confidence Limited confidence
REF · 02

Plans at a glance

Every tier per product. Lock one to drive the cost row above and reveal a tier-specific outbound CTA.

Tier ladder
Click a tier to lock the cost row to it. Locking surfaces a tier-specific Visit CTA.
REF · 03

Hidden costs

Each cost is severity-ranked, with the dollar range quoted from its source (Vendr, Reddit, TrustRadius, BBB, official docs) — never our estimate.

Beyond the sticker
Severity-ranked, sourced
4 documented
  • Overage Charges
    1 source
  • Pro Voice Cloning Training Fee
    1 source
  • Telephony Rates
    $0.06/minute
    1 source
  • Lack of Enterprise Features
    1 source
4 documented
  • Commercial License Restriction
    1 source
  • Usage Cap (Free Plan)
    1 source
  • Overage - TTS Characters (Creator)
    $0.15 per 1,000
    1 source
  • Overage - EVI Minutes (Starter)
    $0.07 each
    1 source
REF · 05

What users say

Aggregated, with sample sizes. We use whichever review platform has data.

User reviews
TrustRadius · Trustpilot · G2
No public ratings yet
Best for
Evaluating Sonic latency and quality
Watch out
Limited Voice Library and Language Support
No public ratings yet
Best for
Developers exploring Hume AI TTS and EVI
Watch out
Generic Interpretations
Decide
Get a quote from each vendor
Each link opens the vendor's pricing page in a new tab.
Visit Cartesia pricing
Free plan limits → Discount programs →
Visit Hume pricing
Free plan limits → Discount programs →
License cost is computed from publicly listed plans (real math, list price × seats). Median annual cost is from Vendr's deal flow when available — see source badges. Hidden costs and contract terms each cite their own sources. We do not invent composite scores.
Voice APIs (Text-to-Speech & Voice Cloning)

Cartesia

$0–$299
/month
5 plans · Free tier
Full pricing breakdown →
VS
Voice APIs (Text-to-Speech & Voice Cloning)

Hume AI

$0–$500
/month
7 plans · Free tier
Full pricing breakdown →

Plan-by-Plan Pricing

Plan Cartesia Hume AI
Free Free /month Free /user/month
Pro $5 /month $3 /user/month
Startup $49 /month $14 /user/month
Scale $299 /month $70 /user/month
Enterprise Custom $200 /user/month
Business — $500 /user/month
Enterprise — Custom

Hidden Costs

Beyond the sticker price — what catches buyers off guard.

Cartesia 4 hidden costs

high
Overage Charges
medium
Pro Voice Cloning Training Fee
medium
Telephony Rates $0.06/minute
critical
Lack of Enterprise Features
See all Cartesia hidden costs →

Hume AI 4 hidden costs

high
Commercial License Restriction
high
Usage Cap (Free Plan)
medium
Overage - TTS Characters (Creator) $0.15 per 1,000
medium
Overage - EVI Minutes (Starter) $0.07 each
See all Hume AI hidden costs →

Continue researching

Cartesia

Hume AI

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