The AI arena is free today

Open Superagent

GPT-6 Sol vs Phi-3.5-MoE-instruct

GPT-6 Sol leads the LLM Stats Score 49.4 to 1.9.

OpenAI · Microsoft · Updated for 2026

Which is better?

GPT-6 Sol leads the overall LLM Stats Score 49.4 to 1.9, ranking #21 overall.

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

Choose GPT-6 Sol

  • overall performance matters — it scores 49.4 and ranks #21 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you want the most recent training data — it shipped Sep 2026

Choose Phi-3.5-MoE-instruct

  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Core performance indexes
49.4
#21
1.9
#324
45.6
#29
1.4
#317
35.8
#25
-3.8
#260
Cost, coverage & limits
Benchmark wins
Input price
$2.00 / M
— / M
Output price
$10.00 / M
— / M
Context window
1,050,000

Individual benchmarks

5 reported for GPT-6 Sol · 31 for Phi-3.5-MoE-instruct

No common benchmarks found

GPT-6 Sol and Phi-3.5-MoE-instructdon'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

Context Window

Maximum input and output token capacity

Only GPT-6 Sol specifies input context (1,050,000 tokens). Only GPT-6 Sol specifies output context (128,000 tokens).

OpenAI
GPT-6 Sol
Input1,050,000 tokens
Output128,000 tokens
Microsoft
Phi-3.5-MoE-instruct
Input- tokens
Output- tokens
Tue Sep 22 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

GPT-6 Sol supports multimodal inputs, whereas Phi-3.5-MoE-instruct does not.

GPT-6 Sol can handle both text and other forms of data like images, making it suitable for multimodal applications.

GPT-6 Sol

Text
Images
Audio
Video

Phi-3.5-MoE-instruct

Text
Images
Audio
Video

License

Usage and distribution terms

GPT-6 Sol is licensed under a proprietary license, while Phi-3.5-MoE-instruct uses MIT.

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

GPT-6 Sol

Proprietary

Closed source

Phi-3.5-MoE-instruct

MIT

Open weights

Release Timeline

When each model was launched

GPT-6 Sol was released on 2026-09-22, while Phi-3.5-MoE-instruct was released on 2024-08-23.

GPT-6 Sol is 25 months newer than Phi-3.5-MoE-instruct.

GPT-6 Sol

Sep 22, 2026

0 days ago

2.1yr newer
Phi-3.5-MoE-instruct

Aug 23, 2024

2.1 years ago

Knowledge Cutoff

When training data ends

GPT-6 Sol has a documented knowledge cutoff of 2026-04-20, while Phi-3.5-MoE-instruct's cutoff date is not specified.

We can confirm GPT-6 Sol's training data extends to 2026-04-20, but cannot make a direct comparison without Phi-3.5-MoE-instruct's cutoff date.

GPT-6 Sol

Apr 2026

Phi-3.5-MoE-instruct

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Judge for yourself.

Run your own prompts against GPT-6 Sol and Phi-3.5-MoE-instruct side-by-side, then vote on the output you prefer.

GPT-6 Sol
✓ Preferred
Phi-3.5-MoE-instruct
Open in Playground

FAQ

Common questions about GPT-6 Sol vs Phi-3.5-MoE-instruct.

Which is better, GPT-6 Sol or Phi-3.5-MoE-instruct?

GPT-6 Sol leads the LLM Stats Score 49.4 to 1.9. GPT-6 Sol is made by OpenAI and Phi-3.5-MoE-instruct is made by Microsoft. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does GPT-6 Sol compare to Phi-3.5-MoE-instruct in benchmarks?

GPT-6 Sol scores DeepSWE 1.1: 68.8%, OSWorld 2.0: 64.4%, Agents' Last Exam: 56.4%, FrontierCode 1.1: 49.3%, AutomationBench v1.0.6: 33.2%. Phi-3.5-MoE-instruct scores ARC-C: 91.0%, OpenBookQA: 89.6%, GSM8k: 88.7%, PIQA: 88.6%, RULER: 87.1%.

What are the context window sizes for GPT-6 Sol and Phi-3.5-MoE-instruct?

GPT-6 Sol supports 1.1M tokens and Phi-3.5-MoE-instruct supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between GPT-6 Sol and Phi-3.5-MoE-instruct?

Key differences include LLM Stats Score (49.4 vs 1.9), multimodal support (yes vs no), licensing (Proprietary vs MIT). See the full comparison above for benchmark-by-benchmark results.

Who makes GPT-6 Sol and Phi-3.5-MoE-instruct?

GPT-6 Sol is developed by OpenAI and Phi-3.5-MoE-instruct is developed by Microsoft.