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GPT-6 Rosalind vs Grok-4.1 Thinking

Comparing GPT-6 Rosalind and Grok-4.1 Thinking across benchmarks, pricing, and capabilities.

OpenAI · xAI · Updated for 2026

Which is better?

GPT-6 Rosalind and Grok-4.1 Thinking trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.

On price, Grok-4.1 Thinking is roughly 5.0x 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 GPT-6 Rosalind

  • you want the most recent training data — it shipped Oct 2026

Choose Grok-4.1 Thinking

  • cost matters — it's about 5.0x cheaper per token

At a glance

The differences that matter most.

GPT-6 Rosalind
OpenAI
Grok-4.1 Thinking
xAI
Benchmark wins
—
—
Input price
$15.00 / M
$3.00 / M
Output price
$75.00 / M
$15.00 / M
Context window
—
256,000

Individual benchmarks

0 reported for GPT-6 Rosalind · 11 for Grok-4.1 Thinking

No common benchmarks found

GPT-6 Rosalind and Grok-4.1 Thinkingdon'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

Grok-4.1 Thinking costs less

For input processing, GPT-6 Rosalind ($15.00/1M tokens) is 5.0x more expensive than Grok-4.1 Thinking ($3.00/1M tokens).

For output processing, GPT-6 Rosalind ($75.00/1M tokens) is 5.0x more expensive than Grok-4.1 Thinking ($15.00/1M tokens).

In conclusion, GPT-6 Rosalind is more expensive than Grok-4.1 Thinking.*

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

Lowest available price from all providers
Tue Nov 10 2026 • llm-stats.com
OpenAI
GPT-6 Rosalind
Input tokens$15.00
Output tokens$75.00
Best providerOpenAI
xAI
Grok-4.1 Thinking
Input tokens$3.00
Output tokens$15.00
Best providerxAI
Notice missing or incorrect data?

Context Window

Maximum input and output token capacity

Only Grok-4.1 Thinking specifies input context (256,000 tokens). Only Grok-4.1 Thinking specifies output context (8,000 tokens).

OpenAI
GPT-6 Rosalind
Input- tokens
Output- tokens
xAI
Grok-4.1 Thinking
Input256,000 tokens
Output8,000 tokens
Tue Nov 10 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both GPT-6 Rosalind and Grok-4.1 Thinking support multimodal inputs.

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

GPT-6 Rosalind

Text
Images
Audio
Video

Grok-4.1 Thinking

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

GPT-6 Rosalind

Proprietary

Closed source

Grok-4.1 Thinking

Proprietary

Closed source

Release Timeline

When each model was launched

GPT-6 Rosalind was released on 2026-10-30, while Grok-4.1 Thinking was released on 2025-11-17.

GPT-6 Rosalind is 12 months newer than Grok-4.1 Thinking.

GPT-6 Rosalind

Oct 30, 2026

1 weeks ago

11mo newer
Grok-4.1 Thinking

Nov 17, 2025

11 months ago

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

GPT-6 Rosalind is available from OpenAI. Grok-4.1 Thinking is available from xAI.

GPT-6 Rosalind

openai logo
OpenAI
Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M

Grok-4.1 Thinking

xai logo
xAI
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against GPT-6 Rosalind and Grok-4.1 Thinking side-by-side, then vote on the output you prefer.

GPT-6 Rosalind
✓ Preferred
Grok-4.1 Thinking
Open in Playground

FAQ

Common questions about GPT-6 Rosalind vs Grok-4.1 Thinking.

Which is better, GPT-6 Rosalind or Grok-4.1 Thinking?

GPT-6 Rosalind (OpenAI) and Grok-4.1 Thinking (xAI) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.

How does GPT-6 Rosalind compare to Grok-4.1 Thinking in benchmarks?

Grok-4.1 Thinking scores Creative Writing v3: 86.1%, WMDP: 84.0%, EQ-Bench: 79.3%, ProtocolQA: 79.0%, LMArena Text Leaderboard: 74.2%.

Is GPT-6 Rosalind cheaper than Grok-4.1 Thinking?

Grok-4.1 Thinking is 5.0x cheaper for input tokens. GPT-6 Rosalind costs $15.00/M input and $75.00/M output via openai. Grok-4.1 Thinking costs $3.00/M input and $15.00/M output via xai.

What are the context window sizes for GPT-6 Rosalind and Grok-4.1 Thinking?

GPT-6 Rosalind supports an unknown number of tokens and Grok-4.1 Thinking supports 256K 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 Rosalind and Grok-4.1 Thinking?

Key differences include input pricing ($15.00 vs $3.00/M). See the full comparison above for benchmark-by-benchmark results.

Who makes GPT-6 Rosalind and Grok-4.1 Thinking?

GPT-6 Rosalind is developed by OpenAI and Grok-4.1 Thinking is developed by xAI.

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