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muse-spark-1.3 vs perceptron-mk1.5 vs grok-stt-1.0 vs qwen3-asr-1.7b
Attribute	Muse Spark 1.3muse-spark-1.3	Perceptron Mk1.5perceptron-mk1.5	Grok STT 1.0grok-stt-1.0	Qwen3 ASR 1.7Bqwen3-asr-1.7b
Pricing
Input	$1.25 / 1M	$0.15 / 1M	$0 / 1M	$0 / 1M
Output	$4.25 / 1M	$1.50 / 1M	$0 / 1M	$0 / 1M
Cache Write (5m)	$1.25 / 1M	$0.15 / 1M	Not applicable	Not applicable
Cache Write (1h)	$1.25 / 1M	$0.15 / 1M	Not applicable	Not applicable
Cache Read	$1.25 / 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	Meta	Perceptron	xAI	Qwen
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	2026-07-23	2026-08-13
Description
Summary	Muse Spark 1.3 is Meta's multimodal reasoning model designed for long-running agentic, multi-agent, and coding workflows. It maintains context and information across extended tasks, enabling reliable execution in complex, multi-step environments. The model is optimized to resolve conflicting information, seek clarification or confirmation when necessary, and execute concisely, making it well suited for autonomous agents, collaborative multi-agent systems, and long-horizon software engineering workflows.	Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.	xAI Grok STT 1.0 speech-to-text. Billed per second of audio.	Qwen3-ASR 1.7B speech-to-text. Billed per second of audio.