Model capability probe

Baidu: ERNIE 4.5 21B A3B Thinking | streaming output

Whether Baidu: ERNIE 4.5 21B A3B Thinking supports streaming output cannot be decided from the name alone. Check model ID baidu/ernie-4.5-21b-a3b-thinking, provider Baidu Wenxin, catalog params, modality, a lightweight runtime probe, and the error body together.

Model

baidu/ernie-4.5-21b-a3b-thinking

Baidu: ERNIE 4.5 21B A3B Thinking

Provider

Baidu Wenxin

5 models in catalog

Capability

streaming output

streaming-output

Catalog signal

runtime probe required

Context: 131,072

Capability probe summary

Model

baidu/ernie-4.5-21b-a3b-thinking

Capability

streaming-output

Catalog signal

runtime probe required

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

How to judge this capability

Whether Baidu: ERNIE 4.5 21B A3B Thinking supports streaming output cannot be decided from the name alone. Check model ID baidu/ernie-4.5-21b-a3b-thinking, provider Baidu Wenxin, catalog params, modality, a lightweight runtime probe, and the error body together.

Model: baidu/ernie-4.5-21b-a3b-thinking
Provider: Baidu Wenxin
Capability: streaming output

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 baidu/ernie-4.5-21b-a3b-thinking; do not test another model from the same provider.
streaming output · supports frequency_penalty · supports include_reasoning · supports max_tokens · supports presence_penalty

Next action

Baidu: ERNIE 4.5 21B A3B Thinking streaming output 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

Baidu: ERNIE 4.5 21B A3B Thinking

Open providers

Baidu Wenxin