Grok 4.6 vs Solar Pro 3
Grok 4.6 (xAI) and Solar Pro 3 (Upstage) compared on benchmarks, pricing, context window, and use-case rankings.
- Solar Pro 3 is cheaper on input tokens — $0.15 vs $2.00 per 1M.
- Grok 4.6 has a larger context window (500K vs 131K tokens).
- Grok 4.6 ranks higher for coding (92th vs 2th percentile).
| Attribute | Grok 4.6 | Solar Pro 3 |
|---|---|---|
| Scores | ||
| Intelligence (ECI) | 156 | — |
| Coding | 92 | 2 |
| Math | 92 | — |
| Reasoning & Knowledge | 73 | 10 |
| Agentic & Tools | 85 | 45 |
| Specifications | ||
| Developer | xAI | Upstage |
| Family | Grok | — |
| Released | Aug 12, 2026 | Jan 27, 2026 |
| Parameters | — | — |
| Availability | API access | API access |
| Context window | 500K | 131K |
| Price — $/M input | $2.00 | $0.15 |
| Price — $/M output | $6.00 | $0.60 |
| Inputs | text, image, file | text |
| Outputs | text | text |
| Benchmarks | ||
| AIME 2024/2025 | 99% | — |
| APEX | 41% | — |
| ARC-AGI | 88% | — |
| ARC-AGI-2 | 67% | — |
| GPQA Diamond | 94% | 72% |
| Humanity's Last Exam | 43% | 10% |
| SciCode | 56% | 26% |
| SimpleBench | 76% | — |
| SimpleQA Verified | 49% | — |
| WebDev Arena | 1629 | — |
| WeirdML | 67% | — |
| τ²-bench | — | 86% |
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
Which is cheaper, Grok 4.6 or Solar Pro 3?
Solar Pro 3 is cheaper on input tokens at $0.15 per million, versus $2.00 (representative OpenRouter pricing).
Which has a larger context window, Grok 4.6 or Solar Pro 3?
Grok 4.6 supports up to 500K tokens, compared with 131K for the other.
Which is better for coding, Grok 4.6 or Solar Pro 3?
Across coding benchmarks like SWE-bench Verified and Terminal-Bench, Grok 4.6 ranks higher — 92th vs 2th 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.