Baidu: ERNIE 4.5 21B A3B Thinkingbaidu
Baidu: ERNIE 4.5 21B A3B Thinking: $0.07/1M input, $0.28/1M output, 131K context. ERNIE-4.5-21B-A3B-Thinking is Baidu's upgraded lightweight MoE model, refined to boost reasoning depth and quality for top-tier performance in logical puzzles, math, science, coding, text generation, and expert-level academic benchmarks.
API Pricing (per 1M tokens)
| Input | $0.07 |
| Output | $0.28 |
| Cache Read | — |
| Cache Write | — |
| Blended (3:1) | $0.12 |
Specs & Performance
| Context Length | 131K |
| Max Output | 66K |
| Intelligence | — |
| Coding | — |
| Math | — |
| Speed | — |
| TTFT | — |
| CPS Grade | — |
| Input / Output Modalities | text → text |
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FAQ
How much does the Baidu: ERNIE 4.5 21B A3B Thinking API cost?
Baidu: ERNIE 4.5 21B A3B Thinking costs $0.07/1M input tokens and $0.28/1M output tokens. Blended cost at a 3:1 ratio is about $0.12/1M tokens.
What is the context window of Baidu: ERNIE 4.5 21B A3B Thinking?
Baidu: ERNIE 4.5 21B A3B Thinking supports a 131K token context window with up to 66K output tokens.
Is Baidu: ERNIE 4.5 21B A3B Thinking worth it?
Baidu: ERNIE 4.5 21B A3B Thinking has a CPS grade of — (score —), intelligence index —, coding index —. Use the compare page to benchmark against rivals.