Key Takeaways
GPT-5.3 Chat wins:
- Larger context window
- Supports vision
Llama 3 Euryale 70B v2.1 wins:
- Cheaper input tokens
- Cheaper output tokens
- Higher intelligence benchmark
Price Advantage
Llama 3 Euryale 70B v2.1
Benchmark Advantage
Llama 3 Euryale 70B v2.1
Context Window
GPT-5.3 Chat
Speed
N/A
Pricing Comparison
Price Comparison
| Metric | GPT-5.3 Chat | Llama 3 Euryale 70B v2.1 | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $1.75 | $1.48 | Llama 3 Euryale 70B v2.1 |
| Output (per 1M tokens) | $14.00 | $1.48 | Llama 3 Euryale 70B v2.1 |
| Cache Read (per 1M) | $0.17 | N/A | GPT-5.3 Chat |
Using a 3:1 input/output ratio, Llama 3 Euryale 70B v2.1 is 69% cheaper overall.
GPT-5.3 Chat Providers
No provider data available
Llama 3 Euryale 70B v2.1 Providers
No provider data available
Benchmark Comparison
4
Benchmarks Compared
0
GPT-5.3 Chat Wins
0
Llama 3 Euryale 70B v2.1 Wins
Benchmark Scores
| Benchmark | GPT-5.3 Chat | Llama 3 Euryale 70B v2.1 | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | - | 35.5 | - |
MMLU Pro Academic knowledge | - | 45.5 | - |
GPQA Graduate-level science | - | 10.8 | - |
BBH Big-Bench Hard | - | 49.2 | - |
Both models show comparable benchmark performance.
Cost vs Quality
X-axis:
Y-axis:
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Other models
Context & Performance
Context Window
GPT-5.3 Chat
128,000
tokens
Llama 3 Euryale 70B v2.1
8,192
tokens
GPT-5.3 Chat has a 94% larger context window.
Speed Performance
Speed benchmarks not available for these models
Capabilities
Feature Comparison
| Feature | GPT-5.3 Chat | Llama 3 Euryale 70B v2.1 |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | GPT-5.3 Chat | Llama 3 Euryale 70B v2.1 |
|---|---|---|
| License | Proprietary | Open Source |
| Author | OpenAI | Sao10k |
| Released | Mar 2026 | Jun 2024 |
GPT-5.3 Chat Modalities
Input
textimagefile
Output
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Llama 3 Euryale 70B v2.1 Modalities
Input
text
Output
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