Grok 4.6 vs Muse Spark 1.2
Grok 4.6 (xAI) and Muse Spark 1.2 (Meta AI) compared on benchmarks, pricing, context window, and use-case rankings.
- Grok 4.6 leads on overall intelligence (ECI 156 vs 156).
- Muse Spark 1.2 is cheaper on input tokens — $1.25 vs $2.00 per 1M.
- Muse Spark 1.2 has a larger context window (1M vs 500K tokens).
- Grok 4.6 ranks higher for coding (86th vs 77th percentile).
| Attribute | Grok 4.6 | Muse Spark 1.2 |
|---|---|---|
| Scores | ||
| Intelligence (ECI) | 156 | 156 |
| Coding | 86 | 77 |
| Math | 87 | — |
| Reasoning & Knowledge | 69 | 72 |
| Agentic & Tools | 91 | 44 |
| Specifications | ||
| Developer | xAI | Meta AI |
| Family | Grok | — |
| Released | Aug 12, 2026 | Aug 5, 2026 |
| Parameters | — | — |
| Availability | API access | API access |
| Context window | 500K | 1M |
| Price — $/M input | $2.00 | $1.25 |
| Price — $/M output | $6.00 | $4.25 |
| Inputs | text, image, file | text, image, video, file |
| Outputs | text | text |
| Benchmarks | ||
| AIME 2024/2025 | 99% | — |
| APEX | 65% | 36% |
| ARC-AGI | 88% | — |
| ARC-AGI-2 | 67% | — |
| GPQA Diamond | 94% | 90% |
| Humanity's Last Exam | 43% | 46% |
| SciCode | 56% | 57% |
| SimpleBench | 76% | 75% |
| SimpleQA Verified | 49% | 60% |
| WebDev Arena | 1618 | 1534 |
| WeirdML | 67% | 60% |
Use-case scores are 0–100 percentile composites across each area’s benchmarks, ranked against every model from the past year. Highlighted cells lead each row. Open a model for the full picture.
Frequently asked questions
Is Grok 4.6 better than Muse Spark 1.2?
On Epoch AI's Capabilities Index, Grok 4.6 scores higher (156) than Muse Spark 1.2 (156). The right pick depends on your task — compare their coding, math, and reasoning scores in the table above.
Which is cheaper, Grok 4.6 or Muse Spark 1.2?
Muse Spark 1.2 is cheaper on input tokens at $1.25 per million, versus $2.00 (representative OpenRouter pricing).
Which has a larger context window, Grok 4.6 or Muse Spark 1.2?
Muse Spark 1.2 supports up to 1M tokens, compared with 500K for the other.
Which is better for coding, Grok 4.6 or Muse Spark 1.2?
Across coding benchmarks like SWE-bench Verified and Terminal-Bench, Grok 4.6 ranks higher — 86th vs 77th percentile among the models tracked on Model Beat.
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Benchmarks & model data from Epoch AI (CC BY); pricing & specs from OpenRouter. ECI = Epoch Capabilities Index.