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Llama Guard 4 12B

Official publisher releaseGated access

Meta

Llama Guard 4 12B is a language model from Meta. It does not hold a position on ModelCap's current board yet; it is placed automatically once its model card or a public benchmark compares it with ranked models. It is listed at $0.18 per million input tokens and $0.18 per million output tokens from one provider. It reads up to 164K tokens of context, and its weights are downloadable after an access request.

Figures as of 7 Nov 2026, 13:42 UTC · download the public dataset · methodology

ModelCap Index · Current board
—
Index position pending
Market Gravity
21.6
Secondary market signal
Input
$0.18
per 1M tokens
Output
$0.18
per 1M tokens
Context
164K
tokens
Providers
1
3 endpoints

Providers

Uptime measured over the last 30 minutes
ProviderInputOutputContextQuantUptime
DeepInfrabf16/flexCheapest$0.144$0.144164Kbf16—
DeepInfrabf16$0.18$0.18164Kbf16100.0%
DeepInfrabf16/priority$0.27$0.27164Kbf16100.0%

Hugging Face Inference Providers

Exact repository identity

Provider economics and telemetry published by the Hugging Face Router. These are operational signals, not benchmark results.

ProviderInputOutputContextTTFTThroughputFeatures
deepinfra
live
$0.18$0.18164K391 ms9.2 tok/s—

ModelCap Index · Current board

Methodology
—
Index position pending
Technical details
Public rank basis
Index position pending (abstained)
Evidence label
Index position pending · no public benchmark rows
Index support
0.0% · not applicable
Identity binding
Exact catalogue product · meta-llama/meta-llama/llama-guard-4-12b · aggregates disclosed benchmark configurations · endpoint configuration not claimed · artifact metadata meta-llama/Llama-Guard-4-12B@87acb4b94e930c3d679e6e7ee9d57e2feab9ea71 (not the evaluation revision)
Index observations used
0
Architecture fallback
abstained · 0% coverage · 0 anchors
Bayesian Evidence Score · measured evidence input only

BES normalizes admitted public benchmark evidence for measured Index rows. Its legacy score and observables prior do not define the public language rank.

Observed capability
—
Evidence status
No admitted measured evidence
General preference
—
Coding
—
Agents & tools
—
Reasoning
—
Evidence breadth
0%
Evidence coverage
0%
Market and catalogue signals · secondary, never the language Index rank
Usage (OpenRouter popularity)
8.9
Liquidity (providers × uptime)
34.5
Open reach (HF downloads)
—
Surface (context / tools / modalities)
41.8
Freshness
12.0
  • · OpenRouter popularity #202
  • · 1 live provider
  • · Catalogue: context 163840, modalities Image/Text
  • · First seen 2025-04-30

These adoption and deployment observations remain context only. They do not change this model's ModelCap Index score or rank.

The bounded 0–100 capability score blends each source’s competitive placement with its published achievement, then combines capability families. Evidence breadth adds a modest uncertainty adjustment; price and popularity are not part of benchmark-led rank.

Experimental capability estimate

Estimate policy
28.3
14.2–42.4 uncertainty interval
Excluded from rank
Confidence
77%
Training support
221 models · 129 lineages
Out-of-domain check
in domain
Feature coverage
100%
Lineage-held-out error
8.4 MAE

Experimental estimate. This layer predicts from admitted evidence and safe metadata only. It never enters ModelCap Score or rank.

Deployment readiness

Metadata index
53.6
partial · 65% metadata coverage
Not capability
Artifact reproducibility
85.0
Access & legal clarity
68.3
Deployability
48.0
Evaluation provenance
0.0

Not yet published: the base model it derives from, a link to the licence terms, measured provider uptime, admitted benchmark results, results across several capability areas, results from more than one source, a confident match to its benchmark entries, pinned evaluation dataset versions.

A metadata completeness and deployability index—not a safety certification, quality grade, or production-readiness claim.

Market activity

Venue coverage
Market Gravity
21.6
OpenRouter weekly popularity
#202 of 340

Market Gravity uses OpenRouter’s full-catalogue popularity order. Sparse Vercel top-ten observations appear only when published and do not affect the score.

Arena preference

No matched Arena rating

This model is visible because it is available in the live catalogue, but it has no trustworthy community result yet. ModelCap does not infer a quality score from price, features, or market activity.

Market Gravity breakdown

Usage55%
8.9

OpenRouter weekly popularity across the full model catalogue.

Liquidity25%
34.5

Independent providers versus the model's open or closed cohort, weighted by uptime.

Open reach15%
50.0

Hugging Face 30-day downloads for open models; neutral for closed models.

Freshness5%
12.0

Time since first public availability, on a six-month half-life.

Specification

Model ID
meta-llama/llama-guard-4-12b
Context window
164K tokens
Declared output cap
16K tokens

OpenRouter catalogue or provider-endpoint declaration. Limits can vary by provider and prompt length; a model-wide maximum has not been independently verified. OpenRouter metadata

Inputs
Image, Text
Outputs
Text
Tokenizer
Other
Cached input tokens
Not offered
First seen on OpenRouter
30 Apr 2025
Knowledge cutoff
2024-08-31

Capabilities

  • Not supported: Reasoning
  • Not supported: Tool use
  • Not supported: Structured output
  • Not supported: Response format
  • Not supported: Moderated

Weights & access

Gated access. The weights are hosted behind an access request or acceptance step. Review the publisher's access requirements and license before use or redistribution.

Access
Gated access
Licence
llama4
Pinned revision
87acb4b94e93
Parameters
12.0B
Architecture
Llama4ForConditionalGeneration
Model type
llama4
Hugging Face downloads (30d)
89K
Downloads (all time)
1.6M
Likes
138
Repository updated
29 Apr 2025, 18:14 UTC

Llama Guard 4 12B: common questions

How does Llama Guard 4 12B rank among AI models?

Llama Guard 4 12B has no public ModelCap Index position as of 7 November 2026: the snapshot lacks enough matched benchmark evidence, or the identity match is unresolved. Its catalogue facts (price, context, providers) are shown without a rank.

How much does Llama Guard 4 12B cost per 1M tokens?

Llama Guard 4 12B is listed at $0.18 per 1M input tokens and $0.18 per 1M output tokens as of 7 November 2026. Prices come from the OpenRouter catalogue and re-observe on every refresh. For 1,000 requests using 2,000 input and 500 output tokens each, the listed rates imply $0.45 total (2M input + 0.5M output). This excludes caching, batch discounts, prompt-length tiers, tool charges and retries; verify the chosen endpoint's rate and limits before budgeting.

What is the context window of Llama Guard 4 12B?

Llama Guard 4 12B has a published context window of 164K tokens (163,840). The snapshot lists a 16,384 token catalogue-declared route output cap. OpenRouter catalogue or provider-endpoint declaration. Limits can vary by provider and prompt length; a model-wide maximum has not been independently verified. The providers table lists each endpoint's context limit.

Is Llama Guard 4 12B open-weight?

Gated access (llama4). The weights are hosted behind an access request or acceptance step. Review the publisher's access requirements and license before use or redistribution. The repository is meta-llama/Llama-Guard-4-12B on Hugging Face.

Which API providers serve Llama Guard 4 12B?

One provider serves Llama Guard 4 12B through OpenRouter as of 7 November 2026: DeepInfra. Each provider's price, context limit, quantization and measured uptime are in the providers table above.

When was Llama Guard 4 12B released?

Llama Guard 4 12B first appeared in the catalogue on 30 Apr 2025, with a published knowledge cutoff of 2024-08-31. It is the current version in its family. Rank and price movements since then are recorded on the site's changes feed.