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.

S1Fish Audio Remove
GPT-6 SolOpenAI Remove
Transcribe 1 ProFish Audio Remove
Voxtral Mini 3B 2507Mistral AI Remove

4 is the maximum. Remove one to add another.

s1 vs gpt-6-sol vs transcribe-1-pro vs voxtral-mini-3b-2507
Attribute	S1s1	GPT-6 Solgpt-6-sol	Transcribe 1 Protranscribe-1-pro	Voxtral Mini 3B 2507voxtral-mini-3b-2507
Pricing
Input	$0 / 1M	$2.00 / 1M	$0 / 1M	$0 / 1M
Output	$0 / 1M	$10.00 / 1M	$0 / 1M	$0 / 1M
Cache Write (5m)	Not applicable	$2.00 / 1M	Not applicable	Not applicable
Cache Write (1h)	Not applicable	$2.00 / 1M	Not applicable	Not applicable
Cache Read	Not applicable	$2.00 / 1M	Not applicable	Not applicable
Web Search	$0 / 1M	$0 / 1M	$0 / 1M	$0 / 1M
Context
Max context	N/A	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	No	Yes	No	No
Catalogue
Provider	Fish Audio	OpenAI	Fish Audio	Mistral AI
Category	voice	chat	voice	voice
Charge type	Pay As You Go	Pay As You Go	Pay As You Go	Pay As You Go
Released	2026-07-29	—	2026-09-24	2026-08-13
Description
Summary	Fish Audio S1 text-to-speech. Billed per UTF-8 byte of input text.	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	Fish Audio Transcribe 1 Pro speech-to-text with speaker labels; transcripts include speaker tags such as <\|speaker:0\|>. Billed per second of audio.	Mistral AI Voxtral Mini (3B) speech-to-text. Billed per second of audio.