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claude-sonnet-5.5 vs perceptron-mk1.5 vs voxtral-mini-3b-2507 vs nova-3
Attribute	Claude Sonnet 5.5claude-sonnet-5.5	Perceptron Mk1.5perceptron-mk1.5	Voxtral Mini 3B 2507voxtral-mini-3b-2507	Nova-3nova-3
Pricing
Input	$2.00 / 1M	$0.15 / 1M	$0 / 1M	$0 / 1M
Output	$10.00 / 1M	$1.50 / 1M	$0 / 1M	$0 / 1M
Cache Write (5m)	$2.50 / 1M	$0.15 / 1M	Not applicable	Not applicable
Cache Write (1h)	$4.00 / 1M	$0.15 / 1M	Not applicable	Not applicable
Cache Read	$0.20 / 1M	$0.15 / 1M	Not applicable	Not applicable
Web Search	$0 / 1M	$0 / 1M	$0 / 1M	$0 / 1M
Context
Max context	1M	36.9K	N/A	N/A
Max output	N/A	N/A	N/A	N/A
Capabilities
Vision	Yes	No	No	No
Function Calling	Yes	No	No	No
JSON Mode	Yes	No	No	No
Streaming	Yes	Yes	No	No
Catalogue
Provider	Anthropic	Perceptron	Mistral AI	Deepgram
Category	chat	chat	voice	voice
Charge type	Pay As You Go	Pay As You Go	Pay As You Go	Pay As You Go
Released	—	2026-09-25	2026-08-13	2026-07-15
Description
Summary	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.	Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.	Mistral AI Voxtral Mini (3B) speech-to-text. Billed per second of audio.	Deepgram Nova-3 speech-to-text. Billed per second of audio.