Llama 3.2 3B vs StarCoder2 15B
Compare Llama 3.2 3B and StarCoder2 15B: pricing, performance, context window, latency, and best use cases. Side-by-side comparison on XALEN.
Updated 2026-05-21 · By Abhishek Raj · Our methodology
| Feature | Llama 3.2 3B | StarCoder2 15B |
|---|---|---|
| Category | Compact | Code |
| Parameters | 3B | 15B |
| Context Window | 128K | 16K |
| Input Price | $0.006/1M tokens | $0.02/1M tokens |
| Output Price | $0.012/1M tokens | $0.03/1M tokens |
| Latency | ~40ms | ~150ms |
Choose Llama 3.2 3B when:
- ✓ Mobile apps
- ✓ Edge inference
- ✓ Preprocessing
Ultra-small, Edge-ready, Minimal latency
Choose StarCoder2 15B when:
- ✓ Code completion
- ✓ Code generation
- ✓ Bug fixing
Strong coding, 600+ languages, Open weights
Verdict: Llama 3.2 3B vs StarCoder2 15B
For cost efficiency, Llama 3.2 3B wins at $0.006/1M input tokens. For speed, StarCoder2 15B is faster at ~150ms. Llama 3.2 3B excels at Mobile apps while StarCoder2 15B is better for Code completion. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.
Detailed Analysis
Pricing Comparison
Llama 3.2 3B costs $0.006/1M input tokens and $0.012/1M output tokens. StarCoder2 15B costs $0.02 input and $0.03 output. Llama 3.2 3B is 3.3x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.
Performance & Context
Llama 3.2 3B has a 128K context window with ~40ms latency. StarCoder2 15B offers 16K context at ~150ms. Llama 3.2 3B has the larger context window.
Best For
Llama 3.2 3B (Compact) is optimized for: Mobile apps, Edge inference, Preprocessing. StarCoder2 15B (Code) works best for: Code completion, Code generation, Bug fixing.
Try Both on XALEN
Both models are available through XALEN's OpenAI-compatible API. Switch between them by changing the model parameter:
from xalen import XALEN
client = XALEN(api_key="xln_test_YOUR_KEY")
# Use Llama 3.2 3B
response_a = client.chat.completions.create(
model="llama-3-2-3b",
messages=[{"role": "user", "content": "Your question here"}]
)
# Use StarCoder2 15B
response_b = client.chat.completions.create(
model="starcoder2-15b",
messages=[{"role": "user", "content": "Your question here"}]
)
Frequently Asked Questions
Which is better, Llama 3.2 3B or StarCoder2 15B?
Llama 3.2 3B (Compact, 3B) offers Ultra-small. StarCoder2 15B (Code, 15B) offers Strong coding. Choose Llama 3.2 3B for Mobile apps or StarCoder2 15B for Code completion.
How much does Llama 3.2 3B cost vs StarCoder2 15B?
Llama 3.2 3B: $0.006/1M input, $0.012/1M output. StarCoder2 15B: $0.02/1M input, $0.03/1M output. Both available on XALEN with batch processing at 50% discount.
Can I use both models on XALEN?
Yes. XALEN provides 200+ models through a single OpenAI-compatible API. Switch between Llama 3.2 3B and StarCoder2 15B by changing the model parameter. No code changes needed.
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Last updated: 2026-05-21. Pricing and specifications may change. Check pricing page for latest rates.