Aya Expanse 32B vs Perplexity Sonar Pro

Compare Aya Expanse 32B and Perplexity Sonar Pro: pricing, performance, context window, latency, and best use cases. Side-by-side comparison on XALEN.

Updated 2026-05-21 · By Abhishek Raj · Our methodology

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Feature Aya Expanse 32B Perplexity Sonar Pro
CategoryOpen SourceSearch
Parameters32B~200B
Context Window128K200K
Input Price$0.03/1M tokens$0.003/1M tokens
Output Price$0.06/1M tokens$0.015/1M tokens
Latency~250ms~600ms

Choose Aya Expanse 32B when:

  • ✓ Multilingual apps
  • ✓ Translation
  • ✓ Global content
Key Strengths:

23 languages, Open weights, Strong multilingual

Choose Perplexity Sonar Pro when:

  • ✓ Research Q&A
  • ✓ Fact-checking
  • ✓ Current events
Key Strengths:

Web-grounded, Auto-citations, Current information

Verdict: Aya Expanse 32B vs Perplexity Sonar Pro

For cost efficiency, Perplexity Sonar Pro wins at $0.003/1M input tokens. For speed, Aya Expanse 32B is faster at ~250ms. Aya Expanse 32B excels at Multilingual apps while Perplexity Sonar Pro is better for Research Q&A. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.

Detailed Analysis

Pricing Comparison

Aya Expanse 32B costs $0.03/1M input tokens and $0.06/1M output tokens. Perplexity Sonar Pro costs $0.003 input and $0.015 output. Perplexity Sonar Pro is 10.0x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.

Performance & Context

Aya Expanse 32B has a 128K context window with ~250ms latency. Perplexity Sonar Pro offers 200K context at ~600ms. Perplexity Sonar Pro has the larger context window.

Best For

Aya Expanse 32B (Open Source) is optimized for: Multilingual apps, Translation, Global content. Perplexity Sonar Pro (Search) works best for: Research Q&A, Fact-checking, Current events.

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 Aya Expanse 32B
response_a = client.chat.completions.create(
    model="c4ai-aya-expanse-32b",
    messages=[{"role": "user", "content": "Your question here"}]
)

# Use Perplexity Sonar Pro
response_b = client.chat.completions.create(
    model="perplexity-sonar-pro",
    messages=[{"role": "user", "content": "Your question here"}]
)

Start Building with XALEN

200+ AI models. One API. Pay-as-you-go.

Get API Key Try in Playground

Frequently Asked Questions

Which is better, Aya Expanse 32B or Perplexity Sonar Pro?

Aya Expanse 32B (Open Source, 32B) offers 23 languages. Perplexity Sonar Pro (Search, ~200B) offers Web-grounded. Choose Aya Expanse 32B for Multilingual apps or Perplexity Sonar Pro for Research Q&A.

How much does Aya Expanse 32B cost vs Perplexity Sonar Pro?

Aya Expanse 32B: $0.03/1M input, $0.06/1M output. Perplexity Sonar Pro: $0.003/1M input, $0.015/1M 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 Aya Expanse 32B and Perplexity Sonar Pro 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.