Side-by-side comparison
ERNIE 4.5 21B A3B vs Virtuoso Large
Baidu Qianfan
ERNIE 4.5 21B A3B
🔧 Tools
Input / 1M
$0.0700
Output / 1M
$0.2800
| ERNIE 4.5 21B A3B | Virtuoso Large | |
|---|---|---|
| Provider | Baidu Qianfan | Arcee AI |
| Context window Maximum tokens (input + output) the model can process in a single request. Glossary → | 120,000 | 131,072 |
| Capabilities Optional capabilities the model advertises: vision (images), tools (function calling), json_mode (structured output). | tools | tools |
| Input $ / 1M tokens Cost for tokens you send (prompt + context). Cheaper side highlighted. Glossary → | 0.0700 | 0.7500 |
| Output $ / 1M tokens Cost for tokens the model generates. Output is normally 3–5× pricier than input. Glossary → | 0.2800 | 1.2000 |
Frequently asked questions
Which is cheaper, ERNIE 4.5 21B A3B or Virtuoso Large?
ERNIE 4.5 21B A3B is cheaper than Virtuoso Large on a 50/50 input/output blend by about $0.8 per 1M tokens. Exact savings depend on your input-vs-output ratio — use the cost calculator on this page for a workload-specific estimate.
Which has a larger context window, ERNIE 4.5 21B A3B or Virtuoso Large?
Virtuoso Large has the larger context window at 131k tokens versus 120k tokens for ERNIE 4.5 21B A3B. That means Virtuoso Large can ingest about 1.1x as much text per request.
What is the difference between ERNIE 4.5 21B A3B and Virtuoso Large?
ERNIE 4.5 21B A3B comes from Baidu Qianfan; Virtuoso Large comes from Arcee AI. They differ in pricing, context window, and supported capabilities — see the side-by-side table on this page for the exact figures, refreshed nightly.