Model capability probe

Qwen: Qwen3 Coder 480B A35B (free) | JSON mode

Whether Qwen: Qwen3 Coder 480B A35B (free) supports JSON mode cannot be decided from the name alone. Check model ID qwen/qwen3-coder:free, provider Alibaba Cloud · Qwen, catalog params, modality, a lightweight runtime probe, and the error body together.

Model

qwen/qwen3-coder:free

Qwen: Qwen3 Coder 480B A35B (free)

Provider

Alibaba Cloud · Qwen

49 models in catalog

Capability

JSON mode

json-mode

Catalog signal

runtime probe required

Context: 262,000

Capability probe summary

Model

qwen/qwen3-coder:free

Capability

json-mode

Catalog signal

runtime probe required

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

How to judge this capability

Whether Qwen: Qwen3 Coder 480B A35B (free) supports JSON mode cannot be decided from the name alone. Check model ID qwen/qwen3-coder:free, provider Alibaba Cloud · Qwen, catalog params, modality, a lightweight runtime probe, and the error body together.

Model: qwen/qwen3-coder:free
Provider: Alibaba Cloud · Qwen
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 qwen/qwen3-coder: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

Qwen: Qwen3 Coder 480B A35B (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: 262,000

Open key checker

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

Open models

Qwen: Qwen3 Coder 480B A35B (free)

Open providers

Alibaba Cloud · Qwen