DeepSeek vs AssemblyAI Pricing (2026)

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

DeepSeek pricing AssemblyAI pricing
Starts at Custom Custom
Number of plans 2 2
Free plan — —
Free trial — —
Pricing model usage-based usage-based

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

DeepSeek pricing

Official page

deepseek-flash

Custom
  • Json Output
  • Tool Calls
  • Responses API
  • Anthropic API
  • Chat Prefix Completion（Beta）
  • FIM Completion（Beta）
  • Vision

deepseek-v4-pro

Custom
  • Json Output
  • Tool Calls
  • Responses API
  • Anthropic API
  • Chat Prefix Completion（Beta）
  • FIM Completion（Beta）

AssemblyAI pricing

Official page

Pay as you go

Custom
  • Universal-3.5 Pro ($0.21/hr)
  • Universal-2 ($0.15/hr)
  • Universal-3.6 Pro Realtime ($0.45/hr)
  • Universal-Streaming ($0.15/hr)
  • Universal-Streaming Multilingual ($0.15/hr)

Custom

Custom
  • Get custom rate limits, enhanced concurrency, and enterprise-grade flexibility tailored to your AI workloads.

DeepSeek vs AssemblyAI 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?
Neither has a free plan.
How do they charge?
Both use a usage-based model, so the comparison is straightforward — it comes down to features and limits at each price point.
Which one is a better deal?
Depends on what you need. DeepSeek: This is the low-cost challenger play against OpenAI and Anthropic, winning developers and cost-sensitive API shops who care more about price per token than brand safety. The pricing listed here is 'Custom' rather than published, which is a bit surprising for a usage-based API and means you'll have to check their live rate card before benchmarking. The half-price off-peak window is a clear pitch to batch and async workloads that can shift to quieter hours. AssemblyAI: With no free plan or trial and rates behind a calculator, they're signaling a quality-first API vendor rather than the race-to-the-bottom option, though the low-cent add-on prices keep the entry cost approachable. They're clearly targeting builders embedding speech AI into products who care about accuracy and model breadth over the cheapest per-minute rate.

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

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