Claude Opus 4 vs Codestral
Compare Claude Opus 4 and Codestral: 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 | Claude Opus 4 | Codestral |
|---|---|---|
| Category | Frontier | Code |
| Parameters | ~2T | 22B |
| Context Window | 200K | 256K |
| Input Price | $0.15/1M tokens | $0.03/1M tokens |
| Output Price | $0.75/1M tokens | $0.05/1M tokens |
| Latency | ~800ms | ~200ms |
Choose Claude Opus 4 when:
- ✓ Complex counseling
- ✓ Detailed chart analysis
- ✓ Enterprise reports
Deepest reasoning, Exceptional nuance, Best complex analysis
Choose Codestral when:
- ✓ API integration code
- ✓ SDK generation
- ✓ Code review
256K context for code, Strong code generation, Good APIs
Verdict: Claude Opus 4 vs Codestral
For cost efficiency, Codestral wins at $0.03/1M input tokens. For speed, Codestral is faster at ~200ms. Claude Opus 4 excels at Complex counseling while Codestral is better for API integration code. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.
Detailed Analysis
Pricing Comparison
Claude Opus 4 costs $0.15/1M input tokens and $0.75/1M output tokens. Codestral costs $0.03 input and $0.05 output. Codestral is 5.0x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.
Performance & Context
Claude Opus 4 has a 200K context window with ~800ms latency. Codestral offers 256K context at ~200ms. Codestral has the larger context window.
Best For
Claude Opus 4 (Frontier) is optimized for: Complex counseling, Detailed chart analysis, Enterprise reports. Codestral (Code) works best for: API integration code, SDK generation, Code review.
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 Claude Opus 4
response_a = client.chat.completions.create(
model="claude-opus-4",
messages=[{"role": "user", "content": "Your question here"}]
)
# Use Codestral
response_b = client.chat.completions.create(
model="codestral",
messages=[{"role": "user", "content": "Your question here"}]
)Frequently Asked Questions
Which is better, Claude Opus 4 or Codestral?
Claude Opus 4 (Frontier, ~2T) offers Deepest reasoning. Codestral (Code, 22B) offers 256K context for code. Choose Claude Opus 4 for Complex counseling or Codestral for API integration code.
How much does Claude Opus 4 cost vs Codestral?
Claude Opus 4: $0.15/1M input, $0.75/1M output. Codestral: $0.03/1M input, $0.05/1M 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 Claude Opus 4 and Codestral 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.