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gpt-6-luna-pro vs transcribe-1 vs qwen3-asr-1.7b vs perceptron-mk1.5
Attribute	GPT-6 Luna Progpt-6-luna-pro	Transcribe 1transcribe-1	Qwen3 ASR 1.7Bqwen3-asr-1.7b	Perceptron Mk1.5perceptron-mk1.5
Pricing
Input	$0.10 / 1M	$0 / 1M	$0 / 1M	$0.15 / 1M
Output	$0.50 / 1M	$0 / 1M	$0 / 1M	$1.50 / 1M
Cache Write (5m)	$0.10 / 1M	Not applicable	Not applicable	$0.15 / 1M
Cache Write (1h)	$0.10 / 1M	Not applicable	Not applicable	$0.15 / 1M
Cache Read	$0.10 / 1M	Not applicable	Not applicable	$0.15 / 1M
Web Search	$0 / 1M	$0 / 1M	$0 / 1M	$0 / 1M
Context
Max context	1.1M	N/A	N/A	36.9K
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	No	No	Yes
Catalogue
Provider	OpenAI	Fish Audio	Qwen	Perceptron
Category	chat	voice	voice	chat
Charge type	Pay As You Go	Pay As You Go	Pay As You Go	Pay As You Go
Released	—	2026-07-29	2026-08-13	2026-09-25
Description
Summary	GPT-6 Luna Pro uses the same underlying model as GPT-6 Luna, but runs with reasoning.mode set to pro for higher-quality responses on complex tasks. It combines Luna's speed and cost efficiency with deeper reasoning and more reliable multi-step execution, making it well suited for advanced coding, computer use, and agentic workflows where higher solution quality is needed without moving to a larger GPT-6 tier.	Fish Audio Transcribe 1 speech-to-text. Billed per second of audio.	Qwen3-ASR 1.7B 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.