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Coqui XTTS vs Octave

Coqui XTTS or Octave? Their plans monthly and yearly, the capabilities their makers state, security and latest updates, side by side — read from the makers' own pages.

In short

  • Both: Text to speech, Voice cloning, Many languages, API

Coqui XTTS

Coqui XTTS is a multilingual text-to-speech model that clones a voice from a short audio clip and generates speech.

Plans

PRO

  • $9 /month
  • 10× private storage capacity
  • 2× public storage capacity
  • 20× included inference credits
  • 8× ZeroGPU quota and highest queue priority
  • Host ZeroGPU, Gradio & Docker Spaces
  • Spaces Dev Mode

Team

  • $20 /month per user
  • SSO support (SAML & OIDC)
  • Data location control with Storage Regions
  • Detailed action reviews with Audit Logs
  • Granular access control via Resource Groups
  • Repository usage Analytics
  • Advanced auth policies and repository visibility controls

Enterprise

  • $50 /month per user
  • + All benefits from the Team plan
  • Highest storage, bandwidth, and API rate limits
  • Automated user management with SCIM provisioning
  • Advanced security and access controls
  • Managed billing with annual commitments
  • Dedicated support

Prices checked 2026-09-25 on the maker’s page.

Capabilities

  • Text to speech — “Text-to-Speech” source
  • Voice cloning — “Voice cloning with just a 6-second audio clip.” source
  • Many languages — “Supports 17 languages.” source
  • API — “Using 🐸TTS API:” source
About Coqui XTTS

Octave

Octave is Hume's text-to-speech API for expressive speech, custom voices, emotional delivery, and real-time audio streaming.

Plans

Free

Free

  • 10,000 monthly included characters
  • 5 minutes of monthly EVI usage included
  • 15 requests per minute
  • 1 concurrent connection
  • Unlimited voice cloning (create and use)

Starter

  • $3 / month
  • 30,000 monthly included characters
  • 40 minutes of monthly EVI usage included
  • 5 concurrent connections
  • Unlimited voice cloning (create and use)

Creator

  • $14 / month
  • 140,000 monthly included characters
  • 200 minutes of monthly EVI usage included
  • 75 requests per minute
  • 5 concurrent connections
  • Unlimited voice cloning (create and use)

Pro

  • $70 / month
  • 1,000,000 monthly included characters
  • 1,200 minutes of monthly EVI usage included
  • 10 concurrent connections
  • Unlimited voice cloning (create and use)

Scale

  • $200 / month
  • 3,300,000 monthly included characters
  • 5,000 minutes of monthly EVI usage included
  • 20 concurrent connections
  • 3 team seats
  • Unlimited voice cloning (create and use)

Business

  • $500 / month
  • 10,000,000 monthly included characters
  • 12,500 minutes of monthly EVI usage included
  • 30 concurrent connections
  • 5 team seats
  • Unlimited voice cloning (create and use)

Enterprise

Price on request

  • As much text-to-speech usage as you need
  • As much EVI usage as you need
  • As many concurrent connections as you need
  • Unlimited team seats
  • Unlimited voice cloning (create, use and access via API)
  • Slack support

Prices checked 2026-09-25 on the maker’s page.

Capabilities

  • Text to speech — “Generate expressive, natural-sounding speech that conveys the full range of human emotion.” source
  • Voice cloning — “Choose from a curated library of expressive voices, clone any voice from a sample, or design entirely new voices from natural language descriptions.” source
  • Many languages — “Native-quality speech in 16+ languages with authentic accents.” source
  • API — “Octave is Hume's text-to-speech API with emotional intelligence.” source

Latest updates

About Octave