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.

Transcribe 1 ProFish Audio Remove
GPT-6 SolOpenAI Remove
Grok STT 1.0xAI Remove
Perceptron Mk1.5Perceptron Remove

4 is the maximum. Remove one to add another.

transcribe-1-pro vs gpt-6-sol vs grok-stt-1.0 vs perceptron-mk1.5
Attribute	Transcribe 1 Protranscribe-1-pro	GPT-6 Solgpt-6-sol	Grok STT 1.0grok-stt-1.0	Perceptron Mk1.5perceptron-mk1.5
Pricing
Input	$0 / 1M	$2.00 / 1M	$0 / 1M	$0.15 / 1M
Output	$0 / 1M	$10.00 / 1M	$0 / 1M	$1.50 / 1M
Cache Write (5m)	Not applicable	$2.00 / 1M	Not applicable	$0.15 / 1M
Cache Write (1h)	Not applicable	$2.00 / 1M	Not applicable	$0.15 / 1M
Cache Read	Not applicable	$2.00 / 1M	Not applicable	$0.15 / 1M
Web Search	$0 / 1M	$0 / 1M	$0 / 1M	$0 / 1M
Context
Max context	N/A	1.1M	N/A	36.9K
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	No	Yes	No	Yes
Catalogue
Provider	Fish Audio	OpenAI	xAI	Perceptron
Category	voice	chat	voice	chat
Charge type	Pay As You Go	Pay As You Go	Pay As You Go	Pay As You Go
Released	2026-09-24	—	2026-07-23	2026-09-25
Description
Summary	Fish Audio Transcribe 1 Pro speech-to-text with speaker labels; transcripts include speaker tags such as <\|speaker:0\|>. Billed per second of audio.	GPT-6 Sol is OpenAI's cost-efficient high-end model in the GPT-6 series, positioned between the flagship GPT-6 Astra and the fast GPT-6 Luna tier. It is designed for professional knowledge work, agentic coding, business workflow automation, and computer-use tasks, with particular strength in long-horizon software engineering across real-world codebases. GPT-6 Sol approaches Astra-level factual reliability at a significantly lower cost, while sharing its clear and concise communication style. This balance of capability, reliability, and efficiency makes it well suited for production agents, complex engineering workflows, and scalable professional applications	xAI Grok STT 1.0 speech-to-text. Billed per second of audio.	Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.