AssemblyAI vs Copy.ai Pricing (2026)

How do these two stack up on price? Here's what each one costs, what you get, and where the value sits.

AssemblyAI pricing Copy.ai pricing
Starts at Custom $29/mo
Number of plans 2 5
Free plan —
Free trial
Pricing model usage-based per-seat

Price is one row. To weigh the features too, use our feature comparison template →

AssemblyAI pricing

Official page

Pay as you go

$0/mo
  • Universal-3.5 Pro ($0.21/hr)
  • Universal-2 ($0.15/hr)
  • Universal-3.5 Pro Realtime ($0.45/hr)
  • Universal-Streaming ($0.15/hr)
  • Universal-Streaming Multilingual ($0.15/hr)
  • Sync API ($0.45/hr)
  • Voice Agent API ($4.50/hr)
  • Speaker Diarization ($0.02/hr pre-recorded, $0.12/hr realtime)
  • Medical Mode ($0.15/hr)
  • Keyterms Prompting
  • Prompting ($0.05/hr)
  • Speaker Identification ($0.02/hr)
  • Translation ($0.06/hr)
  • Custom Formatting ($0.03/hr)
  • Entity Detection ($0.08/hr)
  • Sentiment Analysis ($0.02/hr)
  • Auto Chapters ($0.08/hr)
  • Key Phrases ($0.01/hr)
  • Topic Detection ($0.15/hr)
  • Summarization ($0.03/hr)
  • Profanity Filtering ($0.01/hr)
  • PII Audio Redaction ($0.05/hr)
  • PII Text Redaction ($0.08/hr)
  • Content Moderation ($0.15/hr)
  • LLM Gateway
  • No minimum commitments
  • No credit card required to start

Custom

Custom
  • Custom rate limits
  • Enhanced concurrency
  • Enterprise-grade flexibility
  • Volume-based pricing
  • Custom starting concurrency limits

Copy.ai pricing

Official page

Chat

$29/mo
  • 5 Seat
  • Unlimited Words in Chat
  • Unlimited Chat Projects
  • Access to OpenAI, Anthropic, and Gemini models

Growth

$1000/mo
  • 75 Seats
  • Unlimited Words in Chat
  • 20K Workflow Credits/Mo

Expansion

$2000/mo
  • 150 Seats
  • Unlimited Words in Chat
  • 45K Workflow Credits/Mo

Scale

$3000/mo
  • 200 Seats
  • Unlimited Words in Chat
  • 75K Workflow Credits/Mo

Enterprise

Custom
  • Guided Jumpstart Implementation
  • API Access & Bulk Workflow Runs
  • 20+ Tech Integrations & API Access
  • Unlimited Customizable Workflows
  • Designated Account & Support Team
  • Enterprise Grade Security Protocols

AssemblyAI vs Copy.ai FAQ

Which one is cheaper?
One or both use custom pricing, so it depends on your specific needs.
Can I use either one for free?
AssemblyAI has a free plan. Copy.ai doesn't — though they do offer a free trial.
How do they charge?
Different approach here. AssemblyAI uses usage-based pricing, while Copy.ai goes with per-seat. That changes the math depending on your team size and usage.
Which one is a better deal?
Depends on what you need. AssemblyAI: They're positioning as the developer-friendly, API-first alternative to Deepgram and Rev AI — competitive on price at scale but differentiated by the breadth of AI features (LLM Gateway, multichannel, etc.). The AWS Marketplace listing signals they're actively chasing enterprise procurement budgets. Copy.ai: That $1000/mo Growth tier puts Copy.ai firmly in premium territory compared to Jasper or Writesonic, positioning it less as a writing tool and more as a GTM automation platform competing with category names like Clay. They're clearly not chasing solo creators past the Chat tier — they want mid-market revenue teams with real budget.

Still deciding? See the best AssemblyAI alternatives or the best Copy.ai alternatives, ranked with verified pricing.

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