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perceptron-mk1.5 vs gpt-6-sol-pro vs transcribe-1 vs mai-transcribe-2
Attribute	Perceptron Mk1.5perceptron-mk1.5	GPT-6 Sol Progpt-6-sol-pro	Transcribe 1transcribe-1	MAI-Transcribe 2mai-transcribe-2
Pricing
Input	$0.15 / 1M	$2.00 / 1M	$0 / 1M	$0 / 1M
Output	$1.50 / 1M	$10.00 / 1M	$0 / 1M	$0 / 1M
Cache Write (5m)	$0.15 / 1M	$2.00 / 1M	Not applicable	Not applicable
Cache Write (1h)	$0.15 / 1M	$2.00 / 1M	Not applicable	Not applicable
Cache Read	$0.15 / 1M	$2.00 / 1M	Not applicable	Not applicable
Web Search	$0 / 1M	$0 / 1M	$0 / 1M	$0 / 1M
Context
Max context	36.9K	1.1M	N/A	N/A
Max output	N/A	N/A	N/A	N/A
Capabilities
Vision	No	Yes	No	No
Function Calling	No	Yes	No	No
JSON Mode	No	Yes	No	No
Streaming	Yes	Yes	No	No
Catalogue
Provider	Perceptron	OpenAI	Fish Audio	Microsoft
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	—	2026-07-29	2026-09-03
Description
Summary	Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.	GPT-6 Sol Pro uses the same underlying model as GPT-6 Sol, but runs with reasoning.mode set to pro for higher-quality responses on complex and demanding tasks. Optimized for deeper reasoning, greater accuracy, and more reliable multi-step execution, it is particularly well suited for agentic coding, long-horizon software engineering, professional analysis, and complex automated workflows where solution quality takes priority over latency and cost.	Fish Audio Transcribe 1 speech-to-text. Billed per second of audio.	Microsoft MAI-Transcribe-2 speech-to-text. Billed per second of audio.