Grok 4.20 0309 Reasoning vs Llama Guard 4 12B
Price, context window & benchmark comparison
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Verdict: Llama Guard 4 12B is 8.7× cheaper than Grok 4.20 0309 Reasoning on a typical 3:1 input/output mix. Grok 4.20 0309 Reasoning has the larger context window (1M vs 164K).
| Grok 4.20 0309 Reasoning | Llama Guard 4 12B | |
|---|---|---|
| Input price / 1M | $1.25 | $0.18 |
| Output price / 1M | $2.50 | $0.18 |
| Blended price (3:1) | $1.56 | $0.18 |
| Cached input / 1M | $0.20 | — |
| Context window | 1M | 164K |
| Max output | 30K | 16K |
| Intelligence index | — | — |
| Coding index | — | — |
| Providers | — | 3 |
| Best provider uptime (30m) | — | 100.0% |
| Vision input | Yes | Yes |
| Reasoning | Yes | No |
| Tool calling | Yes | No |
| Released | 2026-10-16 | 2025-04-30 |
| Retirement | — | — |
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FAQ
Which is cheaper, Grok 4.20 0309 Reasoning or Llama Guard 4 12B?
Llama Guard 4 12B is 8.7× cheaper than Grok 4.20 0309 Reasoning on a typical 3:1 input/output mix.
Grok 4.20 0309 Reasoning vs Llama Guard 4 12B: which has a bigger context window?
Grok 4.20 0309 Reasoning: 1,000,000 tokens. Llama Guard 4 12B: 163,840 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: Grok 4.20 0309 Reasoning ≈ $3,750, Llama Guard 4 12B ≈ $450.00.
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