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Model capability probe

Nous: Hermes 3 405B Instruct (free) | JSON mode

Whether Nous: Hermes 3 405B Instruct (free) supports JSON mode cannot be decided from the name alone. Check model ID nousresearch/hermes-3-llama-3.1-405b:free, provider Nousresearch, catalog params, modality, a lightweight runtime probe, and the error body together.

Model
nousresearch/hermes-3-llama-3.1-405b:free
Nous: Hermes 3 405B Instruct (free)
Provider
Nousresearch
6 models in catalog
Capability
JSON mode
json-mode
Catalog signal
runtime probe required
Context: 131,072
Capability probe summary
Model
nousresearch/hermes-3-llama-3.1-405b:free
Capability
json-mode
Catalog signal
runtime probe required
Read-only check. Detection data burns after 5 minutes.
Read-only check. Detection data burns after 5 minutes.

How to judge this capability

Whether Nous: Hermes 3 405B Instruct (free) supports JSON mode cannot be decided from the name alone. Check model ID nousresearch/hermes-3-llama-3.1-405b:free, provider Nousresearch, catalog params, modality, a lightweight runtime probe, and the error body together.

  • Model: nousresearch/hermes-3-llama-3.1-405b:free
  • Provider: Nousresearch
  • 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 nousresearch/hermes-3-llama-3.1-405b:free; do not test another model from the same provider.
  • JSON mode · supports frequency_penalty · supports max_tokens · supports presence_penalty · supports stop

Next action

Nous: Hermes 3 405B Instruct (free) 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