Muse Spark 1.2 vs Kimi K3: side-by-side summary

Muse Spark 1.2 and Kimi K3 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Muse Spark 1.2, from Meta, has a 1,048,576-token context window and is priced at $1.25/M tokens input, $4.25/M tokens output on OpenRouter.

Kimi K3, from moonshotai, has a 1,048,576-token context window and is priced at $2.55/M tokens input, $12.75/M tokens output on OpenRouter.

Context window

• Muse Spark 1.2: 1,048,576 tokens
• Kimi K3: 1,048,576 tokens

Price

• Muse Spark 1.2: $1.25/M tokens input, $4.25/M tokens output
• Kimi K3: $2.55/M tokens input, $12.75/M tokens output

Provided by

• Muse Spark 1.2: Meta
• Kimi K3: moonshotai

• Muse Spark 1.2 model details, providers and pricing
• Kimi K3 model details, providers and pricing