Solar Pro vs IBM Granite 3.1 8B

Compare Solar Pro and IBM Granite 3.1 8B: 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 Solar Pro IBM Granite 3.1 8B
CategoryOpen SourceEnterprise
Parameters22B8B
Context Window32K128K
Input Price$0.02/1M tokens$0.01/1M tokens
Output Price$0.04/1M tokens$0.02/1M tokens
Latency~180ms~80ms

Choose Solar Pro when:

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

Good instruction following, Compact, Efficient

Choose IBM Granite 3.1 8B when:

  • ✓ Regulated industries
  • ✓ Enterprise compliance
  • ✓ IBM ecosystem
Key Strengths:

Enterprise compliance, IP indemnification, 128K context

Verdict: Solar Pro vs IBM Granite 3.1 8B

For cost efficiency, IBM Granite 3.1 8B wins at $0.01/1M input tokens. For speed, Solar Pro is faster at ~180ms. Solar Pro excels at General purpose while IBM Granite 3.1 8B is better for Regulated industries. Both are available on XALEN through a single API — try them in the Playground to see which fits your workload.

Detailed Analysis

Pricing Comparison

Solar Pro costs $0.02/1M input tokens and $0.04/1M output tokens. IBM Granite 3.1 8B costs $0.01 input and $0.02 output. IBM Granite 3.1 8B is 2.0x cheaper on input tokens. XALEN offers batch processing at 50% discount on both models.

Performance & Context

Solar Pro has a 32K context window with ~180ms latency. IBM Granite 3.1 8B offers 128K context at ~80ms. IBM Granite 3.1 8B has the larger context window.

Best For

Solar Pro (Open Source) is optimized for: General purpose, Korean content, Chatbots. IBM Granite 3.1 8B (Enterprise) works best for: Regulated industries, Enterprise compliance, IBM ecosystem.

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

# Use IBM Granite 3.1 8B
response_b = client.chat.completions.create(
    model="granite-3-1-8b",
    messages=[{"role": "user", "content": "Your question here"}]
)

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Get API Key Try in Playground

Frequently Asked Questions

Which is better, Solar Pro or IBM Granite 3.1 8B?

Solar Pro (Open Source, 22B) offers Good instruction following. IBM Granite 3.1 8B (Enterprise, 8B) offers Enterprise compliance. Choose Solar Pro for General purpose or IBM Granite 3.1 8B for Regulated industries.

How much does Solar Pro cost vs IBM Granite 3.1 8B?

Solar Pro: $0.02/1M input, $0.04/1M output. IBM Granite 3.1 8B: $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 Solar Pro and IBM Granite 3.1 8B 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.