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Compare models

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. Mistral Small 4Mistral AIRemove
  3. Claude Sonnet 5.5AnthropicRemove
universal-3-5-pro vs mistral-small-2603 vs claude-sonnet-5.5
AttributeUniversal-3.5 Prouniversal-3-5-proMistral Small 4mistral-small-2603Claude Sonnet 5.5claude-sonnet-5.5
Pricing
Input— Not priced per input token$0.15 / 1M$2.00 / 1M
Output— Not priced per output token$0.60 / 1M$10.00 / 1M
Cache Write (5m)Not applicable$0.15 / 1M$2.50 / 1M
Cache Write (1h)Not applicable$0.15 / 1M$4.00 / 1M
Cache ReadNot applicable$0.15 / 1M$0.20 / 1M
Web Search$0 / 1M$0 / 1M$0 / 1M
Context
Max contextN/A262.1K1M
Max outputN/AN/AN/A
Capabilities
VisionNoYesYes
Function CallingNoYesYes
JSON ModeNoYesYes
StreamingNoYesYes
Catalogue
ProviderAssemblyAIMistral AIAnthropic
Categoryvoicechatchat
Charge typePay As You GoPay As You GoPay As You Go
Released2026-09-22——
Description
SummaryAssemblyAI Universal-3.5 Pro speech-to-text. Billed per second of audio.Mistral Small 4 is the latest release in the Mistral Small family, unifying capabilities from multiple flagship models into a single system. It integrates strong reasoning (Magistral), multimodal understanding (Pixtral), and agentic coding capabilities (Devstral), enabling a versatile, all-in-one model. Designed to handle complex analysis, software development, and visual tasks within the same workflow, Mistral Small 4 is well suited for integrated agentic applications and end-to-end problem solving across domains.Claude Sonnet 5.5 is Anthropic's Sonnet-class model for well-scoped everyday work, serving as a direct upgrade to Sonnet 5. It excels at feature development, bug fixing, and creating polished documents, presentations, and spreadsheets, while offering clearer writing and communication than its predecessor.