Smallest.ai vs Cartesia: Features, Pricing and User Reviews 2026
Compare features, pricing, reviews, and more to make an informed decision
Smallest.ai
Smallest.ai delivers the world's fastest AI voice technology with sub-100ms text-to-speech and real-time voice agents for enterprises.
Cartesia
Cartesia is an ultra-fast AI voice platform that generates realistic speech with 45ms latency and instant voice cloning.
Smallest.ai
Smallest.ai delivers the world's fastest AI voice technology with sub-100ms text-to-speech and real-time voice agents for enterprises.
Cartesia
Cartesia is an ultra-fast AI voice platform that generates realistic speech with 45ms latency and instant voice cloning.
Smallest.ai
World's fastest TTS with 100ms latency
Voice cloning from 10-second audio samples
16+ language support with native accents
Real-time AI voice agents for enterprises
SOC2, HIPAA, PCI compliance and security
REST API with easy SDK integration
Emotion-aware speech synthesis
Custom voice creation and branding
On-premises and cloud deployment options
Enterprise-grade analytics and reporting
Cartesia
Ultra-fast 45ms voice generation latency
Instant voice cloning from audio samples
15 language support with accent localization
Real-time streaming and batch processing
On-device and cloud processing options
Commercial use rights included
Enterprise security and compliance
API integration for developers
Team collaboration and organizations
Speech-to-text transcription capabilities
Smallest.ai
Smallest.ai offers flexible pricing plans designed for different business needs:
Free Plan: Includes 1 template AI agent, basic TTS model access, full TTS Studio access, and $1 in free test credits at no cost.
Personal Plan ($49/month): Perfect for individual developers and early-stage teams. Includes no-code builder for 5 agents, premium Lightning voices, 3 concurrent requests, and email support.
Business Plan ($1,999/month): Designed for growing teams deploying voice AI across products. Features professional voice clone support, large cost-effective credit bundles, 10 concurrent requests, and priority support via Slack and email.
Enterprise Plan: Custom pricing for high-volume, regulated, or OEM deployments. Includes on-premises/VPC deployment, custom CRM and webhook integrations, SLA-backed uptime guarantees, and dedicated account management.
Per-usage costs are extremely competitive, with TTS starting at $0.01 per minute and voice cloning at $0.045 per minute, making it cost-effective for large-scale operations.
Cartesia
Cartesia offers flexible pricing plans to accommodate everyone from individual creators to large enterprises. The platform uses a credit-based system where each character of text counts as one credit.
Pricing tiers include:
Free Plan ($0) - 20,000 credits monthly with 2 concurrent requests for personal use
Pro Plan ($5/month) - 100,000 credits with instant cloning and commercial rights
Startup Plan ($49/month) - 1.25 million credits with team features and priority support
Scale Plan ($299/month) - 8 million credits with advanced features and higher concurrency
Enterprise Plan - Custom pricing with unlimited credits, dedicated support, and compliance features
All paid plans include commercial licensing, voice cloning capabilities, and access to all 15 languages. The platform also offers a startup grant program providing four free months of the Scale plan for qualifying new businesses.
