StarCoder2 15B vs Falcon 3 10B
Compare StarCoder2 15B and Falcon 3 10B: 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 | StarCoder2 15B | Falcon 3 10B |
|---|---|---|
| Category | Code | Open Source |
| Parameters | 15B | 10B |
| Context Window | 16K | 32K |
| Input Price | $0.02/1M tokens | $0.01/1M tokens |
| Output Price | $0.03/1M tokens | $0.02/1M tokens |
| Latency | ~150ms | ~100ms |
Choose StarCoder2 15B when:
- ✓ Code completion
- ✓ Code generation
- ✓ Bug fixing
Strong coding, 600+ languages, Open weights
Choose Falcon 3 10B when:
- ✓ Arabic content
- ✓ General tasks
- ✓ Edge deployment
Open weights, Compact, Good Arabic
Verdict: StarCoder2 15B vs Falcon 3 10B
For cost efficiency, Falcon 3 10B wins at $0.01/1M input tokens. For speed, Falcon 3 10B is faster at ~100ms. StarCoder2 15B excels at Code completion while Falcon 3 10B is better for Arabic content. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.
Detailed Analysis
Pricing Comparison
StarCoder2 15B costs $0.02/1M input tokens and $0.03/1M output tokens. Falcon 3 10B costs $0.01 input and $0.02 output. Falcon 3 10B is 2.0x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.
Performance & Context
StarCoder2 15B has a 16K context window with ~150ms latency. Falcon 3 10B offers 32K context at ~100ms. Falcon 3 10B has the larger context window.
Best For
StarCoder2 15B (Code) is optimized for: Code completion, Code generation, Bug fixing. Falcon 3 10B (Open Source) works best for: Arabic content, General tasks, Edge deployment.
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 StarCoder2 15B
response_a = client.chat.completions.create(
model="starcoder2-15b",
messages=[{"role": "user", "content": "Your question here"}]
)
# Use Falcon 3 10B
response_b = client.chat.completions.create(
model="falcon-3-10b",
messages=[{"role": "user", "content": "Your question here"}]
)Frequently Asked Questions
Which is better, StarCoder2 15B or Falcon 3 10B?
StarCoder2 15B (Code, 15B) offers Strong coding. Falcon 3 10B (Open Source, 10B) offers Open weights. Choose StarCoder2 15B for Code completion or Falcon 3 10B for Arabic content.
How much does StarCoder2 15B cost vs Falcon 3 10B?
StarCoder2 15B: $0.02/1M input, $0.03/1M output. Falcon 3 10B: $0.01/1M input, $0.02/1M 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 StarCoder2 15B and Falcon 3 10B 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.