Solar Pro vs StarCoder2 7B

Compare Solar Pro and StarCoder2 7B: pricing, performance, context window, latency, and best use cases. Side-by-side comparison on XALEN.

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

All Upstage models All BigCode models What is an LLM API? Python Quickstart What is inference?
Feature Solar Pro StarCoder2 7B
CategoryOpen SourceCode
Parameters22B7B
Context Window32K16K
Input Price$0.02/1M tokens$0.008/1M tokens
Output Price$0.04/1M tokens$0.015/1M tokens
Latency~180ms~60ms

Choose Solar Pro when:

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

Good instruction following, Compact, Efficient

Choose StarCoder2 7B when:

  • ✓ Code completion
  • ✓ Quick generation
  • ✓ Editor integration
Key Strengths:

Open weights, Many languages, Fast

Verdict: Solar Pro vs StarCoder2 7B

For cost efficiency, StarCoder2 7B wins at $0.008/1M input tokens. For speed, Solar Pro is faster at ~180ms. Solar Pro excels at General purpose while StarCoder2 7B is better for Code completion. 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. StarCoder2 7B costs $0.008 input and $0.015 output. StarCoder2 7B is 2.5x 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. StarCoder2 7B offers 16K context at ~60ms. Solar Pro has the larger context window.

Best For

Solar Pro (Open Source) is optimized for: General purpose, Korean content, Chatbots. StarCoder2 7B (Code) works best for: Code completion, Quick generation, Editor integration.

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 StarCoder2 7B
response_b = client.chat.completions.create(
    model="starcoder2-7b",
    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, Solar Pro or StarCoder2 7B?

Solar Pro (Open Source, 22B) offers Good instruction following. StarCoder2 7B (Code, 7B) offers Open weights. Choose Solar Pro for General purpose or StarCoder2 7B for Code completion.

How much does Solar Pro cost vs StarCoder2 7B?

Solar Pro: $0.02/1M input, $0.04/1M output. StarCoder2 7B: $0.008/1M 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 Solar Pro and StarCoder2 7B by changing the model parameter. No code changes needed.

Related Comparisons

Solar Pro vs Vedika Code Solar Pro vs Gemma 3 27B Solar Pro vs Llama 4 Scout Solar Pro vs Llama 4 Maverick Solar Pro vs Llama 3.3 70B Solar Pro vs Llama 3.1 405B

Last updated: 2026-05-21. Pricing and specifications may change. Check pricing page for latest rates.