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ChatGPT-4o Latest vs GPT-6 Rosalind

Comparing ChatGPT-4o Latest and GPT-6 Rosalind across benchmarks, pricing, and capabilities.

OpenAI · OpenAI · Updated for 2026

Which is better?

ChatGPT-4o Latest and GPT-6 Rosalind trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.

On price, ChatGPT-4o Latest is roughly 6.9x 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 ChatGPT-4o Latest

  • cost matters — it's about 6.9x cheaper per token

Choose GPT-6 Rosalind

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

At a glance

The differences that matter most.

ChatGPT-4o Latest
OpenAI
GPT-6 Rosalind
OpenAI
Benchmark wins
—
—
Input price
$2.50 / M
$15.00 / M
Output price
$10.00 / M
$75.00 / M
Context window
128,000
—

Individual benchmarks

1 reported for ChatGPT-4o Latest · 0 for GPT-6 Rosalind

No common benchmarks found

ChatGPT-4o Latest and GPT-6 Rosalinddon'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

ChatGPT-4o Latest costs less

For input processing, ChatGPT-4o Latest ($2.50/1M tokens) is 6.0x cheaper than GPT-6 Rosalind ($15.00/1M tokens).

For output processing, ChatGPT-4o Latest ($10.00/1M tokens) is 7.5x cheaper than GPT-6 Rosalind ($75.00/1M tokens).

In conclusion, GPT-6 Rosalind is more expensive than ChatGPT-4o Latest.*

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

Lowest available price from all providers
Wed Nov 04 2026 • llm-stats.com
OpenAI
ChatGPT-4o Latest
Input tokens$2.50
Output tokens$10.00
Best providerOpenAI
OpenAI
GPT-6 Rosalind
Input tokens$15.00
Output tokens$75.00
Best providerOpenAI
Notice missing or incorrect data?

Context Window

Maximum input and output token capacity

Only ChatGPT-4o Latest specifies input context (128,000 tokens). Only ChatGPT-4o Latest specifies output context (16,384 tokens).

OpenAI
ChatGPT-4o Latest
Input128,000 tokens
Output16,384 tokens
OpenAI
GPT-6 Rosalind
Input- tokens
Output- tokens
Wed Nov 04 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both ChatGPT-4o Latest and GPT-6 Rosalind support multimodal inputs.

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

ChatGPT-4o Latest

Text
Images
Audio
Video

GPT-6 Rosalind

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.

ChatGPT-4o Latest

Proprietary

Closed source

GPT-6 Rosalind

Proprietary

Closed source

Release Timeline

When each model was launched

ChatGPT-4o Latest was released on 2024-05-13, while GPT-6 Rosalind was released on 2026-10-30.

GPT-6 Rosalind is 30 months newer than ChatGPT-4o Latest.

ChatGPT-4o Latest

May 13, 2024

2.5 years ago

GPT-6 Rosalind

Oct 30, 2026

5 days ago

2.5yr newer

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

ChatGPT-4o Latest is available from OpenAI. GPT-6 Rosalind is available from OpenAI.

ChatGPT-4o Latest

openai logo
OpenAI
Input Price:Input: $2.50/1MOutput Price:Output: $10.00/1M

GPT-6 Rosalind

openai logo
OpenAI
Input Price:Input: $15.00/1MOutput Price:Output: $75.00/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against ChatGPT-4o Latest and GPT-6 Rosalind side-by-side, then vote on the output you prefer.

ChatGPT-4o Latest
✓ Preferred
GPT-6 Rosalind
Open in Playground

FAQ

Common questions about ChatGPT-4o Latest vs GPT-6 Rosalind.

Which is better, ChatGPT-4o Latest or GPT-6 Rosalind?

ChatGPT-4o Latest (OpenAI) and GPT-6 Rosalind (OpenAI) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.

How does ChatGPT-4o Latest compare to GPT-6 Rosalind in benchmarks?

ChatGPT-4o Latest scores GPQA: 84.0%.

Is ChatGPT-4o Latest cheaper than GPT-6 Rosalind?

ChatGPT-4o Latest is 6.0x cheaper for input tokens. ChatGPT-4o Latest costs $2.50/M input and $10.00/M output via openai. GPT-6 Rosalind costs $15.00/M input and $75.00/M output via openai.

What are the context window sizes for ChatGPT-4o Latest and GPT-6 Rosalind?

ChatGPT-4o Latest supports 128K tokens and GPT-6 Rosalind 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 ChatGPT-4o Latest and GPT-6 Rosalind?

Key differences include input pricing ($2.50 vs $15.00/M). See the full comparison above for benchmark-by-benchmark results.

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