# ERNIE 4.5 21B A3B API pricing

No price from the maker itself is on record for ERNIE 4.5 21B A3B. The lowest of 1 providers is Novita AI: $0.07 per 1M input tokens and $0.28 per 1M output tokens (as of 2026-11-12). Context window: 120K tokens, up to 8K output tokens per request.

- Type: Text
- Context: 120K
- Max output: 8K
- Released: 2025-06-30
- Open weights: Yes

## Price by provider (USD per 1M tokens)

| Provider | Model id | Input | Output | Cached | Notes |
| --- | --- | --- | --- | --- | --- |
| [Novita AI](https://novita.ai/docs/guides/introduction) | baidu/ernie-4.5-21B-a3b | $0.07 | $0.28 | — | Lowest |

Providers are those listed by models.dev. This site has not vetted them one by one; each provider's own page has the binding price.

Prices and specs come from models.dev (MIT licence), updated 2026-11-12. Each provider's name links to its official docs. A provider priced at 0 usually includes the model in a subscription; it is not necessarily a free API.

https://apibook.ai/models/baidu/ernie-4.5-21b-a3b/