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ERNIE-4.5-21B-A3B-Thinking

ernie131k context66k max outputreleased Mar 16, 2025Open weightsReasoning

As of Oct 4, 2026, the cheapest ERNIE-4.5-21B-A3B-Thinking API price is $0.07 per 1M input tokens (Helicone) and $0.28 per 1M output tokens (Helicone). ERNIE-4.5-21B-A3B-Thinking is offered by 2 providers in the ernie family, open weights, reasoning enabled.

Cheapest input
$0.07
Helicone
Cheapest output
$0.28
Helicone
Official
—
output per 1M tokens
Providers
2
offering this model
Spread
1.0×
max / min output

API pricing by provider

Metered per-token prices. Cheapest input and output are highlighted; † marks a context-tier surcharge. How prices are ranked.

ERNIE-4.5-21B-A3B-Thinking API prices by provider in USD per 1M tokens, updated Oct 4, 2026
Provider1M input1M output1M cache read1M cache writeContext
HeliconeCheapest$0.07Cheapest$0.28——128k
NovitaAIopen$0.07$0.28——131k

ERNIE-4.5-21B-A3B-Thinking pricing FAQ

What is the cheapest ERNIE-4.5-21B-A3B-Thinking API?

As of Oct 4, 2026, Helicone has the lowest ERNIE-4.5-21B-A3B-Thinking output price at $0.28 per 1M tokens, and Helicone has the lowest input price at $0.07 per 1M tokens. Prices are metered per-token rates in USD; free tiers and subscription plans are excluded.

How many providers offer ERNIE-4.5-21B-A3B-Thinking?

2 providers list ERNIE-4.5-21B-A3B-Thinking on Sovyron; 2 of them sell it at a metered per-token price.

Is ERNIE-4.5-21B-A3B-Thinking free?

No provider in the Sovyron catalog lists a free tier for ERNIE-4.5-21B-A3B-Thinking.

What is the context window of ERNIE-4.5-21B-A3B-Thinking?

ERNIE-4.5-21B-A3B-Thinking supports a 131k-token context window and up to 66k output tokens.