Model catalog profile

Baidu: ERNIE 4.5 21B A3B | API profile

Start with Baidu: ERNIE 4.5 21B A3B model ID, modality, and parameter surface, then decide whether to continue to a key check or integration test.

Provider

Baidu Wenxin

5 models in catalog

Context

120,000

China model route

Input

$0.07

USD / 1M tokens

Output

$0.28

USD / 1M tokens

What this page answers

A sophisticated text-based Mixture-of-Experts (MoE) model featuring 21B total parameters with 3B activated per token, delivering exceptional multimodal understanding and generation through heterogeneous MoE structures an

Baidu Wenxin · baidu/ernie-4.5-21b-a3b
text->text · China model route
120,000 context · $0.07 input

Before connecting

Do not stop at the model name. Before integration, verify base URL, protocol, visible models, parameters, and limits together.

supports frequency_penalty
supports max_tokens
supports presence_penalty
supports repetition_penalty
supports seed

Next action

After this page, the usual next step is to open the model profile, the provider profile, or run a key check to confirm the real callable range.

Check whether the model fits the use case
Then verify key permission and callable models

Continue

baidu/ernie-4.5-21b-a3b