Grok 4.6 vs Muse Spark 1.1: Specs & Benchmark Comparison

Grok 4.6 is developed by xAI, while Muse Spark 1.1 comes from Meta. Muse Spark 1.1 was released in July 2026, and Grok 4.6 followed a month later in August 2026.

We have 11 benchmark results for Grok 4.6 and 11 benchmark results for Muse Spark 1.1, but they overlap on a single test: DeepSWE 1.1, where Grok 4.6 scores 66.0% against 53.0%.

Muse Spark 1.1 is the cheaper API at $1.25 per million input tokens and $4.25 per million output tokens, about 60% below Grok 4.6 at $2 and $6. Muse Spark 1.1 takes the larger context window at 1M tokens, compared with 500K for Grok 4.6. Both accept text and images as input.

CharacteristicGrok 4.6Muse Spark 1.1
CompanyxAIMeta
Release DateAugust 12, 2026July 9, 2026
Parameters
MultimodalYesYes
Context (input)500K1.0M
Context (output)131K
Input Price / 1M$2.00$1.25
Output Price / 1M$6.00$4.25
Average Score49.6%70.7%
Benchmarks
DeepSWE 1.166.0%53.0%

Visual Benchmark Comparison

Grok 4.6
Muse Spark 1.1
DeepSWE 1.10.7 vs 0.5
0.7
0.5

Verdict

Muse Spark 1.1 leads in 2 out of 4 comparison categories.

Overall Performance

Both models show comparable average scores: Grok 4.6 — 0.5, Muse Spark 1.1 — 0.7.

API Cost

Muse Spark 1.1 is 1.5x cheaper: input $1.25/1M vs $2.00/1M tokens.

Context Window

Muse Spark 1.1 supports a larger context: 1M vs 500K tokens.

Recency

Grok 4.6 is newer: released 8/12/2026 vs 7/9/2026.

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Frequently Asked Questions

Which is better for coding — Grok 4.6 or Muse Spark 1.1?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Grok 4.6 or Muse Spark 1.1?
Muse Spark 1.1 is cheaper for input: $1.25 per 1M tokens vs $2.00.
Which has a larger context window — Grok 4.6 or Muse Spark 1.1?
Muse Spark 1.1 supports a larger context: 1,000,000 tokens vs 500,000.

The Grok 4.6 and Muse Spark 1.1 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Grok 4.6 or Muse Spark 1.1 page. See also the complete list of AI model comparisons.