Muse Spark 1.1 vs Phi 4: side-by-side summary

Muse Spark 1.1 and Phi 4 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Muse Spark 1.1, 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.

Phi 4, from Microsoft, has a 16,384-token context window and is priced at $0.07/M tokens input, $0.14/M tokens output on OpenRouter.

Context window

• Muse Spark 1.1: 1,048,576 tokens
• Phi 4: 16,384 tokens

Price

• Muse Spark 1.1: $1.25/M tokens input, $4.25/M tokens output
• Phi 4: $0.07/M tokens input, $0.14/M tokens output

Provided by

• Muse Spark 1.1: Meta
• Phi 4: Microsoft

• Muse Spark 1.1 model details, providers and pricing
• Phi 4 model details, providers and pricing