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Put up to 4 models beside each other — token prices, context windows, capabilities and provider, from the same catalogue the model pages read.

  1. Universal-3.5 ProAssemblyAIRemove
  2. Gemini 3.1 Flash Lite PreviewGoogleRemove
universal-3-5-pro vs gemini-3.1-flash-lite-preview
AttributeUniversal-3.5 Prouniversal-3-5-proGemini 3.1 Flash Lite Previewgemini-3.1-flash-lite-preview
Pricing
Input— Not priced per input token$0.25 / 1M
Output— Not priced per output token$1.50 / 1M
Cache Write (5m)Not applicable$0.25 / 1M
Cache Write (1h)Not applicable$0.25 / 1M
Cache ReadNot applicable$0.25 / 1M
Web Search$0 / 1M$0 / 1M
Context
Max contextN/A1.0M
Max outputN/AN/A
Capabilities
VisionNoYes
Function CallingNoYes
JSON ModeNoYes
StreamingNoYes
Catalogue
ProviderAssemblyAIGoogle
Categoryvoicechat
Charge typePay As You GoPay As You Go
Released2026-09-22—
Description
SummaryAssemblyAI Universal-3.5 Pro speech-to-text. Billed per second of audio.Gemini 3.1 Flash Lite Preview is Google's high-efficiency model designed for high-volume and cost-sensitive workloads. It improves overall quality compared to Gemini 2.5 Flash Lite while approaching the performance of Gemini 2.5 Flash across key capabilities. The model delivers enhancements in audio input/ASR, RAG snippet ranking, translation, data extraction, and code completion, and supports configurable thinking levels (minimal, low, medium, high) for flexible cost–performance optimization. With pricing at roughly half the cost of Gemini 3 Flash, it is well suited for large-scale production deployments.