GPT-6 Rosalind vs Phi 4
Comparing GPT-6 Rosalind and Phi 4 across benchmarks, pricing, and capabilities.
OpenAI · Microsoft · Updated for 2026
Which is better?
GPT-6 Rosalind and Phi 4 trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.
On price, Phi 4 is roughly 342.9x 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 Phi 4
- cost matters — it's about 342.9x cheaper per token
- you need open weights you can self-host or fine-tune
At a glance
The differences that matter most.
Individual benchmarks
0 reported for GPT-6 Rosalind · 13 for Phi 4
GPT-6 Rosalind and Phi 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
For input processing, GPT-6 Rosalind ($15.00/1M tokens) is 214.3x more expensive than Phi 4 ($0.07/1M tokens).
For output processing, GPT-6 Rosalind ($75.00/1M tokens) is 535.7x more expensive than Phi 4 ($0.14/1M tokens).
In conclusion, GPT-6 Rosalind is more expensive than Phi 4.*
* Using a 3:1 ratio of input to output tokens
Context Window
Maximum input and output token capacity
Only Phi 4 specifies input context (16,384 tokens). Only Phi 4 specifies output context (16,384 tokens).
Input capabilities
Documented input modalities across available providers
GPT-6 Rosalind supports multimodal inputs, whereas Phi 4 does not.
GPT-6 Rosalind can handle both text and other forms of data like images, making it suitable for multimodal applications.
GPT-6 Rosalind
Phi 4
License
Usage and distribution terms
GPT-6 Rosalind is licensed under a proprietary license, while Phi 4 uses MIT.
License differences may affect how you can use these models in commercial or open-source projects.
Proprietary
Closed source
MIT
Open weights
Release Timeline
When each model was launched
GPT-6 Rosalind was released on 2026-10-30, while Phi 4 was released on 2024-12-12.
GPT-6 Rosalind is 23 months newer than Phi 4.
Oct 30, 2026
2 days ago
1.9yr newerDec 12, 2024
1.9 years ago
Knowledge Cutoff
When training data ends
Phi 4 has a documented knowledge cutoff of 2024-06-01, while GPT-6 Rosalind's cutoff date is not specified.
We can confirm Phi 4's training data extends to 2024-06-01, but cannot make a direct comparison without GPT-6 Rosalind's cutoff date.
—
Jun 2024
Provider Availability
GPT-6 Rosalind is available from OpenAI. Phi 4 is available from DeepInfra.
GPT-6 Rosalind
Phi 4
Outputs Comparison
Judge for yourself.
Run your own prompts against GPT-6 Rosalind and Phi 4 side-by-side, then vote on the output you prefer.
FAQ
Common questions about GPT-6 Rosalind vs Phi 4.