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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. DeepSeek V4.1 FlashDeepSeekRemove
  2. Universal-3.5 ProAssemblyAIRemove
  3. mai-ds-r1:freeNot in the catalogueRemove
deepseek-v4.1-flash vs universal-3-5-pro vs mai-ds-r1:free
AttributeDeepSeek V4.1 Flashdeepseek-v4.1-flashUniversal-3.5 Prouniversal-3-5-promai-ds-r1:freeNot in the catalogue
Pricing
Input$0.30 / 1M— Not priced per input token—
Output$1.20 / 1M— Not priced per output token—
Cache Write (5m)$0.30 / 1MNot applicable—
Cache Write (1h)$0.30 / 1MNot applicable—
Cache Read$0.30 / 1MNot applicable—
Web Search$0 / 1M$0 / 1M—
Context
Max context1MN/A—
Max outputN/AN/A—
Capabilities
VisionYesNo—
Function CallingYesNo—
JSON ModeYesNo—
StreamingYesNo—
Catalogue
ProviderDeepSeekAssemblyAI—
Categorychatvoice—
Charge typePay As You GoPay As You Go—
Released—2026-09-22—
Description
SummaryDeepSeek V4.1 Flash is a cost-efficient sparse Mixture-of-Experts (MoE) model in DeepSeek's V4.1 family, optimized for coding, reasoning, and agentic workflows. Despite its efficiency-focused positioning, DeepSeek reports that it surpasses the previous V4 Pro in performance, inference speed, and overall task completion time. The model is particularly strong at long-horizon, multi-step execution, making it well suited for coding agents, complex problem solving, and autonomous workflows that must reliably carry tasks through to completion.AssemblyAI Universal-3.5 Pro speech-to-text. Billed per second of audio.—