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perceptron-mk1.5 vs transcribe-1 vs claude-sonnet-5.5 vs nova-3
Attribute	Perceptron Mk1.5perceptron-mk1.5	Transcribe 1transcribe-1	Claude Sonnet 5.5claude-sonnet-5.5	Nova-3nova-3
Pricing
Input	$0.15 / 1M	$0 / 1M	$2.00 / 1M	$0 / 1M
Output	$1.50 / 1M	$0 / 1M	$10.00 / 1M	$0 / 1M
Cache Write (5m)	$0.15 / 1M	Not applicable	$2.50 / 1M	Not applicable
Cache Write (1h)	$0.15 / 1M	Not applicable	$4.00 / 1M	Not applicable
Cache Read	$0.15 / 1M	Not applicable	$0.20 / 1M	Not applicable
Web Search	$0 / 1M	$0 / 1M	$0 / 1M	$0 / 1M
Context
Max context	36.9K	N/A	1M	N/A
Max output	N/A	N/A	N/A	N/A
Capabilities
Vision	No	No	Yes	No
Function Calling	No	No	Yes	No
JSON Mode	No	No	Yes	No
Streaming	Yes	No	Yes	No
Catalogue
Provider	Perceptron	Fish Audio	Anthropic	Deepgram
Category	chat	voice	chat	voice
Charge type	Pay As You Go	Pay As You Go	Pay As You Go	Pay As You Go
Released	2026-09-25	2026-07-29	—	2026-07-15
Description
Summary	Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.	Fish Audio Transcribe 1 speech-to-text. Billed per second of audio.	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.	Deepgram Nova-3 speech-to-text. Billed per second of audio.