Model Comparison

Claude Sonnet 4.6 vs Phi-4-multimodal-instructWhich is better in 2026?

Claude Sonnet 4.6 significantly outperforms across most benchmarks. Phi-4-multimodal-instruct is 96.0x cheaper per token.

Verdict: Claude Sonnet 4.6 vs Phi-4-multimodal-instruct — which is better?

Claude Sonnet 4.6 (by Anthropic) and Phi-4-multimodal-instruct (by Microsoft) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

Claude Sonnet 4.6 outperforms in 1 benchmarks (MMMU-Pro), while Phi-4-multimodal-instruct is better at 0 benchmarks. Claude Sonnet 4.6 significantly outperforms across most benchmarks.

On price, Phi-4-multimodal-instruct is roughly 96.0x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Claude Sonnet 4.6 also accepts a larger context window (200,000 input tokens), making it the stronger choice for long documents and large codebases.

Choose Claude Sonnet 4.6 if…

  • you want the strongest raw capability — it leads on 1 of 1 shared benchmarks
  • you process long inputs — it offers a 200,000 token context window
  • you want the most recent training data — it shipped Feb 2026

Choose Phi-4-multimodal-instruct if…

  • cost matters — it's about 96.0x cheaper per token
  • you need open weights you can self-host or fine-tune

Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Claude Sonnet 4.6 outperforms in 1 benchmarks (MMMU-Pro), while Phi-4-multimodal-instruct is better at 0 benchmarks.

Claude Sonnet 4.6 significantly outperforms across most benchmarks.

Sat Jun 27 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Phi-4-multimodal-instruct costs less

For input processing, Claude Sonnet 4.6 ($3.00/1M tokens) is 60.0x more expensive than Phi-4-multimodal-instruct ($0.05/1M tokens).

For output processing, Claude Sonnet 4.6 ($15.00/1M tokens) is 150.0x more expensive than Phi-4-multimodal-instruct ($0.10/1M tokens).

In conclusion, Claude Sonnet 4.6 is more expensive than Phi-4-multimodal-instruct.*

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

Lowest available price from all providers
Sat Jun 27 2026 • llm-stats.com
Anthropic
Claude Sonnet 4.6
Input tokens$3.00
Output tokens$15.00
Best providerAnthropic
Microsoft
Phi-4-multimodal-instruct
Input tokens$0.05
Output tokens$0.10
Best providerDeepinfra
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Claude Sonnet 4.6 accepts 200,000 input tokens compared to Phi-4-multimodal-instruct's 128,000 tokens. Phi-4-multimodal-instruct can generate longer responses up to 128,000 tokens, while Claude Sonnet 4.6 is limited to 64,000 tokens.

Anthropic
Claude Sonnet 4.6
Input200,000 tokens
Output64,000 tokens
Microsoft
Phi-4-multimodal-instruct
Input128,000 tokens
Output128,000 tokens
Sat Jun 27 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Claude Sonnet 4.6 and Phi-4-multimodal-instruct support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Claude Sonnet 4.6

Text
Images
Audio
Video

Phi-4-multimodal-instruct

Text
Images
Audio
Video

License

Usage and distribution terms

Claude Sonnet 4.6 is licensed under a proprietary license, while Phi-4-multimodal-instruct uses MIT.

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

Claude Sonnet 4.6

Proprietary

Closed source

Phi-4-multimodal-instruct

MIT

Open weights

Release Timeline

When each model was launched

Claude Sonnet 4.6 was released on 2026-02-17, while Phi-4-multimodal-instruct was released on 2025-02-01.

Claude Sonnet 4.6 is 13 months newer than Phi-4-multimodal-instruct.

Claude Sonnet 4.6

Feb 17, 2026

4 months ago

1.0yr newer
Phi-4-multimodal-instruct

Feb 1, 2025

1.4 years ago

Knowledge Cutoff

When training data ends

Phi-4-multimodal-instruct has a documented knowledge cutoff of 2024-06-01, while Claude Sonnet 4.6's cutoff date is not specified.

We can confirm Phi-4-multimodal-instruct's training data extends to 2024-06-01, but cannot make a direct comparison without Claude Sonnet 4.6's cutoff date.

Claude Sonnet 4.6

—

Phi-4-multimodal-instruct

Jun 2024

Provider Availability

Claude Sonnet 4.6 is available from Anthropic. Phi-4-multimodal-instruct is available from DeepInfra.

Claude Sonnet 4.6

anthropic logo
Anthropic
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M

Phi-4-multimodal-instruct

deepinfra logo
Deepinfra
Input Price:Input: $0.05/1MOutput Price:Output: $0.10/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Anthropic
Larger context window (200,000 tokens)
Higher MMMU-Pro score (75.6% vs 38.5%)
Microsoft
Less expensive input tokens
Less expensive output tokens
Has open weights

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Claude Sonnet 4.6 and Phi-4-multimodal-instruct side-by-side, then vote on the output you prefer.

Claude Sonnet 4.6
✓ Preferred
Phi-4-multimodal-instruct
Open in Playground
AI Model Comparison Table
Feature
Anthropic
Claude Sonnet 4.6
Microsoft
Phi-4-multimodal-instruct

FAQ

Common questions about Claude Sonnet 4.6 vs Phi-4-multimodal-instruct.

Which is better, Claude Sonnet 4.6 or Phi-4-multimodal-instruct?

Claude Sonnet 4.6 significantly outperforms across most benchmarks. Claude Sonnet 4.6 is made by Anthropic and Phi-4-multimodal-instruct is made by Microsoft. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Claude Sonnet 4.6 compare to Phi-4-multimodal-instruct in benchmarks?

Claude Sonnet 4.6 scores Tau2 Telecom: 97.9%, Tau2 Retail: 91.7%, GPQA: 89.9%, MMMLU: 89.3%, SWE-Bench Verified: 79.6%. Phi-4-multimodal-instruct scores ScienceQA Visual: 97.5%, DocVQA: 93.2%, MMBench: 86.7%, POPE: 85.6%, OCRBench: 84.4%.

Is Claude Sonnet 4.6 cheaper than Phi-4-multimodal-instruct?

Phi-4-multimodal-instruct is 60.0x cheaper for input tokens. Claude Sonnet 4.6 costs $3.00/M input and $15.00/M output via anthropic. Phi-4-multimodal-instruct costs $0.05/M input and $0.10/M output via deepinfra.

What are the context window sizes for Claude Sonnet 4.6 and Phi-4-multimodal-instruct?

Claude Sonnet 4.6 supports 200K tokens and Phi-4-multimodal-instruct supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Claude Sonnet 4.6 and Phi-4-multimodal-instruct?

Key differences include context window (200K vs 128K), input pricing ($3.00 vs $0.05/M), licensing (Proprietary vs MIT). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude Sonnet 4.6 and Phi-4-multimodal-instruct?

Claude Sonnet 4.6 is developed by Anthropic and Phi-4-multimodal-instruct is developed by Microsoft.

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