# GPT-5.6 Sol vs Muse Spark 1.3

As of Oct 14, 2026, GPT-5.6 Sol leads Muse Spark 1.3 in 4 of 8 shared categories: Coding, Coding › Agentic, Long context, and Vision.

GPT-5.6 Sol: $8.000000000000002 per 1M blended tokens.

Muse Spark 1.3: $2.0000000000000004 per 1M blended tokens.

GPT-5.6 Sol: closed weights.

Muse Spark 1.3: closed weights.

- Which to pick, General LLM: As of Oct 14, 2026, Muse Spark 1.3 leads GPT-5.6 Sol in General LLM at #9 against #17.
- Which to pick, Reasoning: As of Oct 14, 2026, Muse Spark 1.3 leads GPT-5.6 Sol in Reasoning at #8 against #12.
- Which to pick, Coding: As of Oct 14, 2026, GPT-5.6 Sol leads Muse Spark 1.3 in Coding at #9 against #18.
- Which to pick, Coding › Agentic: As of Oct 14, 2026, GPT-5.6 Sol leads Muse Spark 1.3 in Coding › Agentic at #9 against #18.
- Which to pick, Coding › Web dev: As of Oct 14, 2026, Muse Spark 1.3 leads GPT-5.6 Sol in Coding › Web dev at #10 against #21.
- Which to pick, Long context: As of Oct 14, 2026, GPT-5.6 Sol leads Muse Spark 1.3 in Long context at #13 against #15.
- Which to pick, Vision: As of Oct 14, 2026, GPT-5.6 Sol leads Muse Spark 1.3 in Vision at #3 against #8.
- Which to pick, Factuality: As of Oct 14, 2026, Muse Spark 1.3 leads GPT-5.6 Sol in Factuality at #11 against #14.

As of Oct 14, 2026, GPT-5.6 Sol is near state of the art, rank #3 in Vision (since Oct 14, 2026; sources GDP.pdf; methodology v1.0).

As of Oct 14, 2026, Muse Spark 1.3 is state of the art on best per dollar in Coding › Web dev (since Oct 14, 2026; sources LMArena WebDev; methodology v1.0).