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ERNIE-4.5-21B-A3B-Thinking

NovitaAIOpen weights

ERNIE-4.5-21B-A3B-Thinking by NovitaAI costs $0.07 per 1M input tokens and $0.28 per 1M output tokens, with a 131K-token context window.

Pricing

Input (per 1M tokens)
$0.07
Output (per 1M tokens)
$0.28
Cached input (per 1M)
—

Specifications

Provider
NovitaAI
Context window
131K tokens
Parameters
—
Released
Sep 2025
Open weights
Yes
Frontier model
No

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FAQ

How much does ERNIE-4.5-21B-A3B-Thinking cost?

ERNIE-4.5-21B-A3B-Thinking is priced at $0.07 per 1M input tokens and $0.28 per 1M output tokens. Output tokens cost more than input.

What is ERNIE-4.5-21B-A3B-Thinking's context window?

ERNIE-4.5-21B-A3B-Thinking supports a context window of 131K tokens — the maximum prompt plus response length it can handle in a single request.

Is ERNIE-4.5-21B-A3B-Thinking open weight?

Yes — ERNIE-4.5-21B-A3B-Thinking has openly available weights.

Data as of 2026-06-28. Source: models.dev (open). Pricing is per 1M tokens (USD); confirm with the provider before production use.