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.

GPT-6 AstraOpenAI Remove
Perceptron Mk1.5Perceptron Remove
MAI-Transcribe 2Microsoft Remove
Transcribe 1 ProFish Audio Remove

4 is the maximum. Remove one to add another.

gpt-6-astra vs perceptron-mk1.5 vs mai-transcribe-2 vs transcribe-1-pro
Attribute	GPT-6 Astragpt-6-astra	Perceptron Mk1.5perceptron-mk1.5	MAI-Transcribe 2mai-transcribe-2	Transcribe 1 Protranscribe-1-pro
Pricing
Input	$10.00 / 1M	$0.15 / 1M	$0 / 1M	$0 / 1M
Output	$50.00 / 1M	$1.50 / 1M	$0 / 1M	$0 / 1M
Cache Write (5m)	$10.00 / 1M	$0.15 / 1M	Not applicable	Not applicable
Cache Write (1h)	$10.00 / 1M	$0.15 / 1M	Not applicable	Not applicable
Cache Read	$10.00 / 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	OpenAI	Perceptron	Microsoft	Fish Audio
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	2026-09-03	2026-09-24
Description
Summary	GPT-6 Astra is OpenAI's flagship model for demanding end-to-end professional work, designed for advanced analysis, software engineering, deep research, scientific tasks, and document creation. It is particularly strong in long-horizon agentic workflows, including tasks that require sustained reasoning, tool orchestration, and computer and browser use, making it well suited for complex autonomous workflows and production-grade knowledge work.	Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.	Microsoft MAI-Transcribe-2 speech-to-text. Billed per second of audio.	Fish Audio Transcribe 1 Pro speech-to-text with speaker labels; transcripts include speaker tags such as <\|speaker:0\|>. Billed per second of audio.