Key Takeaways
ERNIE 4.5 300B A47B wins:
- Cheaper input tokens
- Cheaper output tokens
GPT-5.2 Pro wins:
- Larger context window
- Faster response time
- Higher intelligence benchmark
- Better at coding
- Better at math
- Supports vision
Price Advantage
ERNIE 4.5 300B A47B
Benchmark Advantage
GPT-5.2 Pro
Context Window
GPT-5.2 Pro
Speed
GPT-5.2 Pro
Pricing Comparison
Price Comparison
| Metric | ERNIE 4.5 300B A47B | GPT-5.2 Pro | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $0.28 | $21.00 | ERNIE 4.5 300B A47B |
| Output (per 1M tokens) | $1.10 | $168.00 | ERNIE 4.5 300B A47B |
Using a 3:1 input/output ratio, ERNIE 4.5 300B A47B is 99% cheaper overall.
ERNIE 4.5 300B A47B Providers
SiliconFlow $0.28 (Cheapest)
Novita $0.28 (Cheapest)
GPT-5.2 Pro Providers
OpenAI $21.00 (Cheapest)
Benchmark Comparison
7
Benchmarks Compared
0
ERNIE 4.5 300B A47B Wins
6
GPT-5.2 Pro Wins
Benchmark Scores
| Benchmark | ERNIE 4.5 300B A47B | GPT-5.2 Pro | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | 14.9 | 51.2 | |
Coding Index Code generation & understanding | 14.5 | 48.7 | |
Math Index Mathematical reasoning | 41.3 | 99.0 | |
MMLU Pro Academic knowledge | 77.6 | 87.4 | |
GPQA Graduate-level science | 81.1 | 90.3 | |
LiveCodeBench Competitive programming | 46.7 | 88.9 | |
AIME Competition math | 49.3 | - | - |
GPT-5.2 Pro significantly outperforms in coding benchmarks.
Cost vs Quality
X-axis:
Y-axis:
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ERNIE 4.5 300B A47B
Other models
Context & Performance
Context Window
ERNIE 4.5 300B A47B
123,000
tokens
Max output: 12,000 tokens
GPT-5.2 Pro
400,000
tokens
Max output: 128,000 tokens
GPT-5.2 Pro has a 69% larger context window.
Speed Performance
| Metric | ERNIE 4.5 300B A47B | GPT-5.2 Pro | Winner |
|---|---|---|---|
| Tokens/second | 28.6 tok/s | 98.3 tok/s | |
| Time to First Token | 1.90s | 46.57s |
GPT-5.2 Pro responds 244% faster on average.
Capabilities
Feature Comparison
| Feature | ERNIE 4.5 300B A47B | GPT-5.2 Pro |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | ERNIE 4.5 300B A47B | GPT-5.2 Pro |
|---|---|---|
| License | Open Source | Proprietary |
| Author | Baidu | OpenAI |
| Released | Jun 2025 | Dec 2025 |
ERNIE 4.5 300B A47B Modalities
Input
text
Output
text
GPT-5.2 Pro Modalities
Input
imagetextfile
Output
text