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Software · head to head

Cartesia vs Midjourney

Cartesia logo

Cartesia

Software

Real-time voice AI platform for speech generation, transcription, and voice agents

From
Free
Rated
-
Full reviewWebsite
Midjourney logo

Midjourney

Software

AI image generation with artistic excellence

From
$10/month
Rated
-
Full reviewWebsite

The short version

  • Only Cartesia has a free tier, so it costs nothing to try first.
  • Each has a real cost: Cartesia instant and professional voice cloning are gated behind paid Pro and Startup tiers, unavailable on the free plan.; Midjourney subscription tiers as captured 29 December 2023 ranged from $10/month (3.3 Fast GPU hours) to $120/month (60 Fast GPU hours), with extra GPU time at $4/hour, and companies earning over $1,000,000/year in gross revenue were required to use the Pro plan
  • They diverge on capability: Cartesia covers Sonic text-to-speech, Midjourney covers Text-to-image.

Where they differ

Only the attributes on which Cartesia and Midjourney actually diverge.

Attributes where Cartesia and Midjourney differ
AttributeCartesiaMidjourney
Starting priceFree$10/month
Pricing modelfreemiumsubscription
Free tierYesNo
Platformsweb, apiDiscord, Web
FoundedUnknown2021

Identical on both: user rating (Not yet rated), category (Unknown).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Cartesia

  • Sonic text-to-speech
  • Ink speech-to-text
  • Line voice agent platform
  • Instant and professional voice cloning
  • Flexible deployment
  • Telephony integration

Only in Midjourney

  • Text-to-image
  • Style transfer
  • Image upscaling
  • Variation generation
  • Discord
  • Web interface
  • Discord support
  • Web support

What people use each for

The jobs each tool is most often brought in to do.

Cartesia

  • Building low-latency voice agents for customer supportnot Midjourney
  • Real-time transcription for conversational applicationsnot Midjourney
  • Voice cloning for branded synthetic voicesnot Midjourney
  • On-device or on-premise voice AI for regulated industriesnot Midjourney

Midjourney

  • ai tools managementnot Cartesia
  • Workflow automationnot Cartesia
  • Reportingnot Cartesia

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Cartesia

  • Instant and professional voice cloning are gated behind paid Pro and Startup tiers, unavailable on the free plan.
  • Voice agent calls carry a separate per-minute usage fee ($0.06/minute) on top of subscription credits.
  • Enterprise features like SSO and BAAs require a custom sales conversation rather than self-serve upgrade.
  • Free tier concurrency limits (2 TTS, 8 STT concurrent requests) may be restrictive for testing production-like load.

Midjourney

  • Subscription tiers as captured 29 December 2023 ranged from $10/month (3.3 Fast GPU hours) to $120/month (60 Fast GPU hours), with extra GPU time at $4/hour, and companies earning over $1,000,000/year in gross revenue were required to use the Pro plan

Pricing, plan by plan

Cartesia

Free
  • FreeFree
    • 20,000 credits/month
    • TTS and STT included
    • 2 concurrent TTS requests, 8 concurrent STT requests
  • Pro$4/month
    • 100,000 credits/month
    • Commercial use license
    • Instant voice cloning
  • Startup$39/month
    • 1.25M credits/month
    • Professional voice cloning
    • Organizations support
  • Scale$239/month
    • 8M credits/month
    • Priority support
    • High concurrency limits

Midjourney

$10/month
  • Basic$10/month
    • 200 generations/month
    • General commercial terms
  • Standard$30/month
    • 15 GPU hours
    • Unlimited relaxed
  • Pro$60/month
    • 30 GPU hours
    • Stealth mode

Which should you pick?

Choose Cartesia if

  • You need sonic text-to-speech.
  • You want to start without paying.
  • You work on web, api.
  • You also want ink speech-to-text.
Cartesia review

Choose Midjourney if

  • You need text-to-image.
  • You work on Discord, Web.
  • You also want style transfer.
Midjourney review

Questions people ask

Is Cartesia or Midjourney better?
Neither clearly leads. Cartesia starts at Free and Midjourney at $10/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Cartesia or Midjourney?
Cartesia has a free tier; the other does not. Paid plans start at Free for Cartesia and $10/month for Midjourney.
Does Cartesia or Midjourney run on more platforms?
Cartesia runs on web, api. Midjourney runs on Discord, Web.
Can I use Cartesia for free?
Yes. Cartesia has a free tier, so you can try it without paying. Midjourney starts at $10/month.
What is Cartesia best used for?
Cartesia is most often used for building low-latency voice agents for customer support, real-time transcription for conversational applications, voice cloning for branded synthetic voices, on-device or on-premise voice ai for regulated industries. Of those, building low-latency voice agents for customer support and real-time transcription for conversational applications are not what Midjourney is typically brought in for.
What can Cartesia do that Midjourney cannot?
Cartesia covers Sonic text-to-speech, Ink speech-to-text, Line voice agent platform, Instant and professional voice cloning. Midjourney covers Text-to-image, Style transfer, Image upscaling, Variation generation.

Answered from the vendors’ own pages

Cartesia: What does Cartesia cost?

Cartesia offers a free plan, Pro at $4/month, Startup at $39/month, Scale at $239/month, and custom Enterprise pricing, each including a monthly credit allotment, with annual billing saving 20%.

Source
Cartesia: Is there a free plan, and what are its limits?

The Free plan includes 20,000 credits per month, both TTS (Sonic) and STT (Ink), 2 concurrent TTS requests, 8 concurrent STT requests, and 1 voice agent slot.

Source
Cartesia: How is usage metered?

Usage draws down a monthly credit allotment, with voice agent calls additionally billed at $0.06/minute and telephony via Cartesia phone numbers at $0.014/minute.

Source
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