Model capability probe

Arcee AI: Trinity Large Preview (free) | JSON mode

Whether Arcee AI: Trinity Large Preview (free) supports JSON mode cannot be decided from the name alone. Check model ID arcee-ai/trinity-large-preview:free, provider Arcee Ai, catalog params, modality, a lightweight runtime probe, and the error body together.

Model

arcee-ai/trinity-large-preview:free

Arcee AI: Trinity Large Preview (free)

Provider

Arcee Ai

7 models in catalog

Capability

JSON mode

json-mode

Catalog signal

catalog shows support

Context: 131,000

Capability probe summary

Model

arcee-ai/trinity-large-preview:free

Capability

json-mode

Catalog signal

catalog shows support

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

How to judge this capability

Whether Arcee AI: Trinity Large Preview (free) supports JSON mode cannot be decided from the name alone. Check model ID arcee-ai/trinity-large-preview:free, provider Arcee Ai, catalog params, modality, a lightweight runtime probe, and the error body together.

Model: arcee-ai/trinity-large-preview:free
Provider: Arcee Ai
Capability: JSON mode

How to prove it during checking

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

Start with the catalog signal: catalog shows support, then verify with a real key in read-only mode.
The capability probe must bind model ID arcee-ai/trinity-large-preview:free; do not test another model from the same provider.
JSON mode · supports max_tokens · supports response_format · supports structured_outputs · supports temperature

Next action

Arcee AI: Trinity Large Preview (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: catalog shows support
Context: 131,000

Open key checker

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

Open models

Arcee AI: Trinity Large Preview (free)

Open providers

Arcee Ai