Grok 4.6 vs Muse Spark 1.2
Specs, per-token pricing, and live benchmark scores — refreshed daily from our benchmark database.
Specs & pricing
| Grok 4.6 | Muse Spark 1.2 | |
|---|---|---|
| Company | xAI | Meta AI |
| Released | Aug 2026 | Aug 2026 |
| Context window | 500K | 1.0M |
| Input /1M tokens | $2 | $1.25 |
| Output /1M tokens | $6 | $4.25 |
| Open weights | No | No |
Benchmarks
| Benchmark | Grok 4.6 | Muse Spark 1.2 |
|---|---|---|
| GPQA | — | 90.4% |
| Hallucination Rate (lower is better) | — | 33.3% |
Scores come from published leaderboards and official model cards (sources listed on the benchmarks page) and refresh daily. Pricing via vendor pages and OpenRouter.