Model capability probe

Llama Guard 3 8B | JSON mode

Whether Llama Guard 3 8B supports JSON mode cannot be decided from the name alone. Check model ID meta-llama/llama-guard-3-8b, provider Meta, catalog params, modality, a lightweight runtime probe, and the error body together.

Model

meta-llama/llama-guard-3-8b

Llama Guard 3 8B

Provider

How to judge this capability

Whether Llama Guard 3 8B supports JSON mode cannot be decided from the name alone. Check model ID meta-llama/llama-guard-3-8b, provider Meta, catalog params, modality, a lightweight runtime probe, and the error body together.

Model: meta-llama/llama-guard-3-8b
Provider: Meta
Capability: JSON mode

How to prove it during checking

Read-only check. Detection data burns after 5 minutes.

Start with the catalog signal: runtime probe required, then verify with a real key in read-only mode.
The capability probe must bind model ID meta-llama/llama-guard-3-8b; do not test another model from the same provider.
JSON mode · supports frequency_penalty · supports max_tokens · supports presence_penalty · supports repetition_penalty

Next action

Llama Guard 3 8B JSON mode should turn into an operator action: confirm sale tags, fill the capability matrix, change route, suggest a fallback model, or mark unsupported for now.

Read-only check. Detection data burns after 5 minutes.
Catalog signal: runtime probe required
Context: 131,072

Open key checker

Read-only check. Detection data burns after 5 minutes.

Open models

Llama Guard 3 8B

Open providers