ERNIE 4.5 21B A3B

Name: ERNIE 4.5 21B A3B
Brand: baidu
SKU: baidu/ernie-4.5-21b-a3b

baidu·baidu/ernie-4.5-21b-a3b·GA·Open weights·ernie series

Open-weight instruction model for adaptable chat and self-hosted production workloads

Specs & pricing

Input / output per 1M tokens

Reference priceNovitaAI

$0.07 / $0.28

Blended $0.12 · Cache read —

Lowest paidNovitaAIGateway

$0.07 / $0.28

Blended $0.12

Context

120,000

Output limit

8,000

Knowledge cutoff

2025-03

Released / updated

2025-06-30 / 2025-06-30

Capabilities

Reasoning✓ Tool use? Structured output✓ TemperatureAttachments

Modalities

Text

Available at 1 providers1 with public prices

Priced only

Provider	Tier	Input	Output	Cache read	Cache write	Context	Output limit	Status
NovitaAI baidu/ernie-4.5-21B-a3b	Gateway	$0.07	$0.28	—	—	120,000	8,000

Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.

Your usage cost

Input tokens / month

Output tokens / month

Cache hit rate

Common scenarios

1NovitaAI$28.00

The cheapest paid channel is the only channel.

Price historyone sample accumulated per data sync

Input listOutput listMin blended

ERNIE 4.5 21B A3B

Specs & pricing

Available at 1 providers1 with public prices

Your usage cost

Price historyone sample accumulated per data sync

Related models

ERNIE 4.5 21B A3B

Specs & pricing

Available at 1 providers1 with public prices

Your usage cost

Price historyone sample accumulated per data sync

Related models