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gpt-6-luna-pro vs qwen3-asr-0.6b vs perceptron-mk1.5 vs s1
Attribute	GPT-6 Luna Progpt-6-luna-pro	Qwen3 ASR 0.6Bqwen3-asr-0.6b	Perceptron Mk1.5perceptron-mk1.5	S1s1
Pricing
Input	$0.10 / 1M	$0 / 1M	$0.15 / 1M	$0 / 1M
Output	$0.50 / 1M	$0 / 1M	$1.50 / 1M	$0 / 1M
Cache Write (5m)	$0.10 / 1M	Not applicable	$0.15 / 1M	Not applicable
Cache Write (1h)	$0.10 / 1M	Not applicable	$0.15 / 1M	Not applicable
Cache Read	$0.10 / 1M	Not applicable	$0.15 / 1M	Not applicable
Web Search	$0 / 1M	$0 / 1M	$0 / 1M	$0 / 1M
Context
Max context	1.1M	N/A	36.9K	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	No	Yes	No
Catalogue
Provider	OpenAI	Qwen	Perceptron	Fish Audio
Category	chat	voice	chat	voice
Charge type	Pay As You Go	Pay As You Go	Pay As You Go	Pay As You Go
Released	—	2026-08-13	2026-09-25	2026-07-29
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.	Qwen3-ASR 0.6B 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.	Fish Audio S1 text-to-speech. Billed per UTF-8 byte of input text.