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Kimi K2.7 Code vs Solar Pro 4

Kimi K2.7 Code and Solar Pro 4 are closely matched at 39.6 and 36.0 on the LLM Stats Score. Solar Pro 4 is 2.7x cheaper per token.

Moonshot AI · Upstage · Updated for 2026

Which is better?

Kimi K2.7 Code and Solar Pro 4 are closely matched on the overall LLM Stats Score at 39.6 and 36.0.

On price, Solar Pro 4 is roughly 2.7x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Solar Pro 4 also accepts a larger context window (524,288 input tokens), making it the stronger choice for long documents and large codebases.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Kimi K2.7 Code

  • your work emphasizes agents — it leads those capability indexes
  • you need open weights you can self-host or fine-tune

Choose Solar Pro 4

  • cost matters — it's about 2.7x cheaper per token
  • you process long inputs — it offers a 524,288 token context window
  • you want the most recent training data — it shipped Aug 2026

At a glance

The differences that matter most.

Kimi K2.7 Code
Moonshot AI
Solar Pro 4
Upstage
Core performance indexes
LLM Stats Score
39.6
#49
36.0
#72
Reasoning
35.2
#74
35.6
#71
Coding
32.2
#42
22.1
#73
Agents
28.0
#37
13.8
#84
Cost, coverage & limits
Benchmark wins
—
—
Input price
$0.74 / M
$0.30 / M
Output price
$3.50 / M
$1.20 / M
Context window
262,144
524,288

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Kimi K2.7 Code
Solar Pro 4
Tool use
25.6#26
15.3#81
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

9 reported for Kimi K2.7 Code · 9 for Solar Pro 4

No common benchmarks found

Kimi K2.7 Code and Solar Pro 4don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Solar Pro 4 costs less

For input processing, Kimi K2.7 Code ($0.74/1M tokens) is 2.5x more expensive than Solar Pro 4 ($0.30/1M tokens).

For output processing, Kimi K2.7 Code ($3.50/1M tokens) is 2.9x more expensive than Solar Pro 4 ($1.20/1M tokens).

In conclusion, Kimi K2.7 Code is more expensive than Solar Pro 4.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Fri Aug 28 2026 • llm-stats.com
Moonshot AI
Kimi K2.7 Code
Input tokens$0.74
Output tokens$3.50
Best providerDeepinfra
Upstage
Solar Pro 4
Input tokens$0.30
Output tokens$1.20
Best providerUnknown Organization
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Solar Pro 4 accepts 524,288 input tokens compared to Kimi K2.7 Code's 262,144 tokens. Both models can generate responses up to 131,072 tokens.

Moonshot AI
Kimi K2.7 Code
Input262,144 tokens
Output131,072 tokens
Upstage
Solar Pro 4
Input524,288 tokens
Output131,072 tokens
Fri Aug 28 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Kimi K2.7 Code supports multimodal inputs, whereas Solar Pro 4 does not.

Kimi K2.7 Code can handle both text and other forms of data like images, making it suitable for multimodal applications.

Kimi K2.7 Code

Text
Images
Audio
Video

Solar Pro 4

Text
Images
Audio
Video

License

Usage and distribution terms

Kimi K2.7 Code is licensed under Modified MIT License, while Solar Pro 4 uses a proprietary license.

License differences may affect how you can use these models in commercial or open-source projects.

Kimi K2.7 Code

Modified MIT License

Open weights

Solar Pro 4

Proprietary

Closed source

Release Timeline

When each model was launched

Kimi K2.7 Code was released on 2026-06-12, while Solar Pro 4 was released on 2026-08-06.

Solar Pro 4 is 2 months newer than Kimi K2.7 Code.

Kimi K2.7 Code

Jun 12, 2026

2 months ago

Solar Pro 4

Aug 6, 2026

3 weeks ago

1mo newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

Kimi K2.7 Code is available from DeepInfra, Fireworks, Moonshot AI, Novita, Together. Solar Pro 4 is available from Upstage.

Kimi K2.7 Code

deepinfra logo
Deepinfra
Input Price:Input: $0.74/1MOutput Price:Output: $3.50/1M
fireworks logo
Fireworks
Input Price:Input: $0.95/1MOutput Price:Output: $4.00/1M
moonshot logo
Unknown Organization
Input Price:Input: $0.95/1MOutput Price:Output: $4.00/1M
novita logo
Novita
Input Price:Input: $0.95/1MOutput Price:Output: $4.00/1M
together logo
Together
Input Price:Input: $0.95/1MOutput Price:Output: $4.00/1M

Solar Pro 4

upstage logo
Unknown Organization
Input Price:Input: $0.30/1MOutput Price:Output: $1.20/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Kimi K2.7 Code and Solar Pro 4 side-by-side, then vote on the output you prefer.

Kimi K2.7 Code
✓ Preferred
Solar Pro 4
Open in Playground

FAQ

Common questions about Kimi K2.7 Code vs Solar Pro 4.

Which is better, Kimi K2.7 Code or Solar Pro 4?

Kimi K2.7 Code and Solar Pro 4 are closely matched on the LLM Stats Score at 39.6 and 36.0. Kimi K2.7 Code is made by Moonshot AI and Solar Pro 4 is made by Upstage. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Kimi K2.7 Code compare to Solar Pro 4 in benchmarks?

Kimi K2.7 Code scores MCP-Mark: 81.1%, MCP Atlas: 76.0%, LiveBench: 71.9%, Kimi Code Bench v2: 62.0%, Program Bench: 53.6%. Solar Pro 4 scores AIME 2026: 95.3%, GPQA: 89.0%, LiveCodeBench: 87.8%, MMLU-Pro: 86.3%, AA-LCR: 71.0%.

Is Kimi K2.7 Code cheaper than Solar Pro 4?

Solar Pro 4 is 2.5x cheaper for input tokens. Kimi K2.7 Code costs $0.74/M input and $3.50/M output via deepinfra. Solar Pro 4 costs $0.30/M input and $1.20/M output via upstage.

What are the context window sizes for Kimi K2.7 Code and Solar Pro 4?

Kimi K2.7 Code supports 262K tokens and Solar Pro 4 supports 524K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Kimi K2.7 Code and Solar Pro 4?

Key differences include LLM Stats Score (39.6 vs 36.0), context window (262K vs 524K), input pricing ($0.74 vs $0.30/M), multimodal support (yes vs no), licensing (Modified MIT License vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes Kimi K2.7 Code and Solar Pro 4?

Kimi K2.7 Code is developed by Moonshot AI and Solar Pro 4 is developed by Upstage.

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