Granite 4.2 8B vs Grok 4.6
Granite 4.2 8B (IBM) and Grok 4.6 (xAI) compared on benchmarks, pricing, context window, and use-case rankings.
- Granite 4.2 8B is cheaper on input tokens — $0.06 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 7th percentile).
| Attribute | Granite 4.2 8B | Grok 4.6 |
|---|---|---|
| Scores | ||
| Intelligence (ECI) | — | 156 |
| Coding | 7 | 92 |
| Math | — | 92 |
| Reasoning & Knowledge | 7 | 73 |
| Agentic & Tools | — | 85 |
| Specifications | ||
| Developer | IBM | xAI |
| Family | — | Grok |
| Released | Aug 31, 2026 | Aug 12, 2026 |
| Parameters | — | — |
| Availability | — | API access |
| Context window | 131K | 500K |
| Price — $/M input | $0.06 | $2.00 |
| Price — $/M output | $0.25 | $6.00 |
| Inputs | text | text, image, file |
| Outputs | text | text |
| Benchmarks | ||
| GPQA Diamond | 63% | 94% |
| Humanity's Last Exam | 10% | 43% |
| SciCode | 32% | 56% |
| AIME 2024/2025 | — | 99% |
| APEX | — | 41% |
| ARC-AGI | — | 88% |
| ARC-AGI-2 | — | 67% |
| SimpleBench | — | 76% |
| SimpleQA Verified | — | 49% |
| WebDev Arena | — | 1629 |
| WeirdML | — | 67% |
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, Granite 4.2 8B or Grok 4.6?
Granite 4.2 8B is cheaper on input tokens at $0.06 per million, versus $2.00 (representative OpenRouter pricing).
Which has a larger context window, Granite 4.2 8B or Grok 4.6?
Grok 4.6 supports up to 500K tokens, compared with 131K for the other.
Which is better for coding, Granite 4.2 8B or Grok 4.6?
Across coding benchmarks like SWE-bench Verified and Terminal-Bench, Grok 4.6 ranks higher — 92th vs 7th 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.