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Claude Sonnet 5.5 vs Llama 4 Maverick

Claude Sonnet 5.5 leads the LLM Stats Score 58.0 to 14.7. Llama 4 Maverick is 14.4x cheaper per token.

Anthropic · Meta · Updated for 2026

Which is better?

Claude Sonnet 5.5 leads the overall LLM Stats Score 58.0 to 14.7, ranking #3 overall.

On price, Llama 4 Maverick is roughly 14.4x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

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

Choose Claude Sonnet 5.5

  • overall performance matters — it scores 58.0 and ranks #3 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 Llama 4 Maverick

  • cost matters — it's about 14.4x cheaper per token
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Claude Sonnet 5.5
Anthropic
Llama 4 Maverick
Meta
Core performance indexes
LLM Stats Score
58.0
#3
14.7
#242
Reasoning
56.6
#3
14.3
#238
Coding
48.8
#2
3.0
#227
Cost, coverage & limits
Benchmark wins
—
—
Input price
$2.00 / M
$0.17 / M
Output price
$10.00 / M
$0.60 / M
Context window
1,000,000
1,000,000

Capability indexes

Additional strengths measured across groups of related public benchmarks

3 shared
Index
Claude Sonnet 5.5
Llama 4 Maverick
Math
36.9#34
20.4#159
Vision
40.0#3
12.4#108
Multimodal
40.1#2
15.7#93
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

47 reported for Claude Sonnet 5.5 · 13 for Llama 4 Maverick

No common benchmarks found

Claude Sonnet 5.5 and Llama 4 Maverickdon'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

Llama 4 Maverick costs less

For input processing, Claude Sonnet 5.5 ($2.00/1M tokens) is 11.8x more expensive than Llama 4 Maverick ($0.17/1M tokens).

For output processing, Claude Sonnet 5.5 ($10.00/1M tokens) is 16.7x more expensive than Llama 4 Maverick ($0.60/1M tokens).

In conclusion, Claude Sonnet 5.5 is more expensive than Llama 4 Maverick.*

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

Lowest available price from all providers
Wed Sep 30 2026 • llm-stats.com
Anthropic
Claude Sonnet 5.5
Input tokens$2.00
Output tokens$10.00
Best providerAnthropic
Meta
Llama 4 Maverick
Input tokens$0.17
Output tokens$0.60
Best providerDeepinfra
Notice missing or incorrect data?

Context Window

Maximum input and output token capacity

Both models have the same input context window of 1,000,000 tokens. Llama 4 Maverick can generate longer responses up to 1,000,000 tokens, while Claude Sonnet 5.5 is limited to 128,000 tokens.

Anthropic
Claude Sonnet 5.5
Input1,000,000 tokens
Output128,000 tokens
Meta
Llama 4 Maverick
Input1,000,000 tokens
Output1,000,000 tokens
Wed Sep 30 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Claude Sonnet 5.5 and Llama 4 Maverick support multimodal inputs.

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

Claude Sonnet 5.5

Text
Images
Audio
Video

Llama 4 Maverick

Text
Images
Audio
Video

License

Usage and distribution terms

Claude Sonnet 5.5 is licensed under a proprietary license, while Llama 4 Maverick uses Llama 4 Community License Agreement.

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

Claude Sonnet 5.5

Proprietary

Closed source

Llama 4 Maverick

Llama 4 Community License Agreement

Open weights

Release Timeline

When each model was launched

Claude Sonnet 5.5 was released on 2026-09-28, while Llama 4 Maverick was released on 2025-04-05.

Claude Sonnet 5.5 is 18 months newer than Llama 4 Maverick.

Claude Sonnet 5.5

Sep 28, 2026

1 days ago

1.5yr newer
Llama 4 Maverick

Apr 5, 2025

1.5 years ago

Knowledge Cutoff

When training data ends

Claude Sonnet 5.5 has a documented knowledge cutoff of 2026-06-01, while Llama 4 Maverick's cutoff date is not specified.

We can confirm Claude Sonnet 5.5's training data extends to 2026-06-01, but cannot make a direct comparison without Llama 4 Maverick's cutoff date.

Claude Sonnet 5.5

Jun 2026

Llama 4 Maverick

—

Provider Availability

Claude Sonnet 5.5 is available from Anthropic. Llama 4 Maverick is available from DeepInfra, Novita, Lambda, Groq, Fireworks, Together, Sambanova.

Claude Sonnet 5.5

anthropic logo
Anthropic
Input Price:Input: $2.00/1MOutput Price:Output: $10.00/1M

Llama 4 Maverick

deepinfra logo
Deepinfra
Input Price:Input: $0.17/1MOutput Price:Output: $0.60/1M
novita logo
Novita
Input Price:Input: $0.17/1MOutput Price:Output: $0.85/1M
lambda logo
Lambda
Input Price:Input: $0.18/1MOutput Price:Output: $0.60/1M
groq logo
Groq
Input Price:Input: $0.20/1MOutput Price:Output: $0.60/1M
fireworks logo
Fireworks
Input Price:Input: $0.22/1MOutput Price:Output: $0.88/1M
together logo
Together
Input Price:Input: $0.27/1MOutput Price:Output: $0.85/1M
sambanova logo
Sambanova
Input Price:Input: $0.63/1MOutput Price:Output: $1.79/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Claude Sonnet 5.5 and Llama 4 Maverick side-by-side, then vote on the output you prefer.

Claude Sonnet 5.5
✓ Preferred
Llama 4 Maverick
Open in Playground

FAQ

Common questions about Claude Sonnet 5.5 vs Llama 4 Maverick.

Which is better, Claude Sonnet 5.5 or Llama 4 Maverick?

Claude Sonnet 5.5 leads the LLM Stats Score 58.0 to 14.7. Claude Sonnet 5.5 is made by Anthropic and Llama 4 Maverick is made by Meta. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Claude Sonnet 5.5 compare to Llama 4 Maverick in benchmarks?

Claude Sonnet 5.5 scores BenchCAD (with Python tool): 96.3%, ArXivMath (with tools): 95.2%, Global-MMLU: 92.1%, MILU: 91.6%, SWE-bench Multilingual: 90.3%. Llama 4 Maverick scores DocVQA: 94.4%, MGSM: 92.3%, ChartQA: 90.0%, MMLU: 85.5%, MMLU-Pro: 80.5%.

Is Claude Sonnet 5.5 cheaper than Llama 4 Maverick?

Llama 4 Maverick is 11.8x cheaper for input tokens. Claude Sonnet 5.5 costs $2.00/M input and $10.00/M output via anthropic. Llama 4 Maverick costs $0.17/M input and $0.60/M output via deepinfra.

What are the context window sizes for Claude Sonnet 5.5 and Llama 4 Maverick?

Claude Sonnet 5.5 supports 1.0M tokens and Llama 4 Maverick supports 1.0M 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 5.5 and Llama 4 Maverick?

Key differences include LLM Stats Score (58.0 vs 14.7), input pricing ($2.00 vs $0.17/M), licensing (Proprietary vs Llama 4 Community License Agreement). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude Sonnet 5.5 and Llama 4 Maverick?

Claude Sonnet 5.5 is developed by Anthropic and Llama 4 Maverick is developed by Meta.

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