# Meta Llama 3.1 405B Instruct vs Llama Guard 4 12B

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

## Specifications

| | Meta Llama 3.1 405B Instruct | Llama Guard 4 12B |
| --- | --- | --- |
| Lab | Meta | Meta |
| Access | Open weights | Not served on Allocate |
| Context window | 4K tokens | n/a |
| List price, input | $3.50 / M tokens | Not served |
| List price, output | $3.50 / M tokens | Not served |
| Cached input | n/a | n/a |
| License | Llama community | Not listed |
| Fine-tunable | Yes | Yes |

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

## Choose Meta Llama 3.1 405B Instruct for

- Training toward a model you own

## Choose Llama Guard 4 12B for

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

## Common questions

### Which has the bigger context window?

Meta Llama 3.1 405B Instruct: 4,096 tokens (4K) against an unlisted window for Llama Guard 4 12B.

### Can I fine-tune Meta Llama 3.1 405B Instruct or Llama Guard 4 12B?

Both publish open weights (Meta Llama 3.1 405B Instruct: Llama community; Llama Guard 4 12B: Not listed), so both can be fine-tuned. On Allocate the trained weights stay inside your boundary and belong to you.

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[HTML page](https://allocate.network/compare/meta-llama-3-1-405b-instruct-vs-meta-llama-guard-4-12b) · [Meta Llama 3.1 405B Instruct](https://allocate.network/models/meta-llama-3-1-405b-instruct.md) · [Llama Guard 4 12B](https://allocate.network/models/meta-llama-guard-4-12b.md) · [Machine-readable catalog](https://allocate.network/catalog.json)