Cohere Rerank 3.5 vs Amazon Titan Premier
Compare Cohere Rerank 3.5 and Amazon Titan Premier: 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 | Cohere Rerank 3.5 | Amazon Titan Premier |
|---|---|---|
| Category | Reranking | Enterprise |
| Parameters | ~600M | ~100B |
| Context Window | 4K | 32K |
| Input Price | $0.002/search/1M tokens | $0.05/1M tokens |
| Output Price | N/A/1M tokens | $0.10/1M tokens |
| Latency | ~25ms | ~400ms |
Choose Cohere Rerank 3.5 when:
- ✓ Search reranking
- ✓ RAG improvement
- ✓ Result quality
Higher quality, Multilingual, Fast
Choose Amazon Titan Premier when:
- ✓ Enterprise apps
- ✓ AWS integration
- ✓ Secure workloads
AWS native, Enterprise security, Good quality
Verdict: Cohere Rerank 3.5 vs Amazon Titan Premier
For cost efficiency, Cohere Rerank 3.5 wins at $0.002/search/1M input tokens. For speed, Cohere Rerank 3.5 is faster at ~25ms. Cohere Rerank 3.5 excels at Search reranking while Amazon Titan Premier is better for Enterprise apps. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.
Detailed Analysis
Pricing Comparison
Cohere Rerank 3.5 costs $0.002/search/1M input tokens and N/A/1M output tokens. Amazon Titan Premier costs $0.05 input and $0.10 output. Cohere Rerank 3.5 is 25.0x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.
Performance & Context
Cohere Rerank 3.5 has a 4K context window with ~25ms latency. Amazon Titan Premier offers 32K context at ~400ms. Amazon Titan Premier has the larger context window.
Best For
Cohere Rerank 3.5 (Reranking) is optimized for: Search reranking, RAG improvement, Result quality. Amazon Titan Premier (Enterprise) works best for: Enterprise apps, AWS integration, Secure workloads.
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 Cohere Rerank 3.5
response_a = client.chat.completions.create(
model="rerank-v3-5",
messages=[{"role": "user", "content": "Your question here"}]
)
# Use Amazon Titan Premier
response_b = client.chat.completions.create(
model="amazon-titan-text-premier",
messages=[{"role": "user", "content": "Your question here"}]
)Frequently Asked Questions
Which is better, Cohere Rerank 3.5 or Amazon Titan Premier?
Cohere Rerank 3.5 (Reranking, ~600M) offers Higher quality. Amazon Titan Premier (Enterprise, ~100B) offers AWS native. Choose Cohere Rerank 3.5 for Search reranking or Amazon Titan Premier for Enterprise apps.
How much does Cohere Rerank 3.5 cost vs Amazon Titan Premier?
Cohere Rerank 3.5: $0.002/search/1M input, N/A/1M output. Amazon Titan Premier: $0.05/1M input, $0.10/1M 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 Cohere Rerank 3.5 and Amazon Titan Premier 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.