PT PriceTape

Pricing › AI agents › AssemblyAI vs Cartesia

AssemblyAI vs Cartesia pricing

What AssemblyAI and Cartesia each publish about pricing, every dated change on their own pages, and what public buyers paid. Side by side, each line with its source.

AssemblyAI

AssemblyAI publishes pricing at www.assemblyai.com/pricing (as of PriceTape's capture on 2026-10-10).

Changes on their pages

2026-01-29

observed between 2025-03-21 and 2026-01-29

Raises entry rate to $0.15/hr; adds HIPAA listing

observed 2026-01-29 pricing page pricepackagingcompliance from an archived copy on the record since 2026-10-06

2024-05-25

observed between 2022-11-29 and 2024-05-25

Adds Free Tier, Swaps Flat Per-Second Rate for $0.12–$0.37/hr Tiers

observed 2024-05-25 pricing page pricepackagingtrial / access from an archived copy on the record since 2026-10-06

Public records

No public record yet.

Cartesia

Cartesia publishes pricing at www.cartesia.ai/pricing (as of PriceTape's capture on 2026-10-10).

Changes on their pages

2026-03-27

observed between 2025-09-04 and 2026-03-27

Adds Yearly Billing, Cutting Pro/Startup/Scale Prices ~20%

observed 2026-03-27 pricing page pricepackagingproduct from an archived copy on the record since 2026-10-09

Public records

No public record yet.