o3 Mini vs Solar Pro

Compare o3 Mini and Solar 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 o3 Mini Solar Pro
CategoryReasoningOpen Source
Parameters~200B22B
Context Window200K32K
Input Price$0.04/1M tokens$0.02/1M tokens
Output Price$0.16/1M tokens$0.04/1M tokens
Latency~1000ms~180ms

Choose o3 Mini when:

  • ✓ Structured analysis
  • ✓ Quick reasoning
  • ✓ Scoring tasks
Key Strengths:

Fast reasoning, Good logic chains, Cost-efficient

Choose Solar Pro when:

  • ✓ General purpose
  • ✓ Korean content
  • ✓ Chatbots
Key Strengths:

Good instruction following, Compact, Efficient

Verdict: o3 Mini vs Solar Pro

For cost efficiency, Solar Pro wins at $0.02/1M input tokens. For speed, o3 Mini is faster at ~1000ms. o3 Mini excels at Structured analysis while Solar Pro is better for General purpose. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.

Detailed Analysis

Pricing Comparison

o3 Mini costs $0.04/1M input tokens and $0.16/1M output tokens. Solar Pro costs $0.02 input and $0.04 output. Solar Pro is 2.0x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.

Performance & Context

o3 Mini has a 200K context window with ~1000ms latency. Solar Pro offers 32K context at ~180ms. o3 Mini has the larger context window.

Best For

o3 Mini (Reasoning) is optimized for: Structured analysis, Quick reasoning, Scoring tasks. Solar Pro (Open Source) works best for: General purpose, Korean content, Chatbots.

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 o3 Mini
response_a = client.chat.completions.create(
    model="o3-mini",
    messages=[{"role": "user", "content": "Your question here"}]
)

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

Start Building with XALEN

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Get API Key Try in Playground

Frequently Asked Questions

Which is better, o3 Mini or Solar Pro?

o3 Mini (Reasoning, ~200B) offers Fast reasoning. Solar Pro (Open Source, 22B) offers Good instruction following. Choose o3 Mini for Structured analysis or Solar Pro for General purpose.

How much does o3 Mini cost vs Solar Pro?

o3 Mini: $0.04/1M input, $0.16/1M output. Solar Pro: $0.02/1M input, $0.04/1M 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 o3 Mini and Solar 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.