# Grok 4.3 vs Llama Guard 4 12B

Grok 4.3 and Llama Guard 4 12B are not currently in the Allocate serving catalog, so this page lists no prices for them: every price on this site comes from the live catalog.

## Specifications

| | Grok 4.3 | Llama Guard 4 12B |
| --- | --- | --- |
| Lab | xAI | Meta |
| Access | Not served on Allocate | Not served on Allocate |
| Context window | n/a | n/a |
| List price, input | Not served | Not served |
| List price, output | Not served | Not served |
| Cached input | n/a | n/a |
| License | Proprietary API | Not listed |
| Fine-tunable | No | Yes |

Specifications and provider list prices from the Allocate catalog, checked 2026-09-12.

## Choose Grok 4.3 for

- Freshness-sensitive answers
- Fast reasoning turns
- Research assistants

## Choose Llama Guard 4 12B for

- Prompt and reply moderation
- Policy labelling
- Guardrails in front of agents

## Common questions

### Can I fine-tune Grok 4.3 or Llama Guard 4 12B?

Llama Guard 4 12B publishes open weights (Not listed) and can be fine-tuned on your own data. Grok 4.3 is a closed model served over API; its weights are not available.

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[HTML page](https://allocate.network/compare/grok-4-3-vs-meta-llama-guard-4-12b) · [Grok 4.3](https://allocate.network/models/grok-4-3.md) · [Llama Guard 4 12B](https://allocate.network/models/meta-llama-guard-4-12b.md) · [Machine-readable catalog](https://allocate.network/catalog.json)