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GPT-5.3 Chat vs Nemotron Labs Dory 1.0 (4B)

GPT-5.3 Chat leads the LLM Stats Score 29.0 to 21.8.

OpenAI · NVIDIA · Updated for 2026

Which is better?

GPT-5.3 Chat leads the overall LLM Stats Score 29.0 to 21.8, ranking #154 overall.

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

Choose GPT-5.3 Chat

  • overall performance matters — it scores 29.0 and ranks #154 on LLM Stats

Choose Nemotron Labs Dory 1.0 (4B)

  • you want the most recent training data — it shipped Oct 2026
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

GPT-5.3 Chat
OpenAI
Nemotron Labs Dory 1.0 (4B)
NVIDIA
Core performance indexes
LLM Stats Score
29.0
#154
21.8
#203
Cost, coverage & limits
Benchmark wins
—
—
Input price
$1.75 / M
— / M
Output price
$14.00 / M
— / M
Context window
128,000
—

Individual benchmarks

2 reported for GPT-5.3 Chat · 10 for Nemotron Labs Dory 1.0 (4B)

No common benchmarks found

GPT-5.3 Chat and Nemotron Labs Dory 1.0 (4B)don'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

Context Window

Maximum input and output token capacity

Only GPT-5.3 Chat specifies input context (128,000 tokens). Only GPT-5.3 Chat specifies output context (16,384 tokens).

OpenAI
GPT-5.3 Chat
Input128,000 tokens
Output16,384 tokens
NVIDIA
Nemotron Labs Dory 1.0 (4B)
Input- tokens
Output- tokens
Fri Oct 23 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

GPT-5.3 Chat supports multimodal inputs, whereas Nemotron Labs Dory 1.0 (4B) does not.

GPT-5.3 Chat can handle both text and other forms of data like images, making it suitable for multimodal applications.

GPT-5.3 Chat

Text
Images
Audio
Video

Nemotron Labs Dory 1.0 (4B)

Text
Images
Audio
Video

License

Usage and distribution terms

GPT-5.3 Chat is licensed under a proprietary license, while Nemotron Labs Dory 1.0 (4B) uses OpenMDW License v1.1.

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

GPT-5.3 Chat

Proprietary

Closed source

Nemotron Labs Dory 1.0 (4B)

OpenMDW License v1.1

Open weights

Release Timeline

When each model was launched

GPT-5.3 Chat was released on 2026-03-04, while Nemotron Labs Dory 1.0 (4B) was released on 2026-10-16.

Nemotron Labs Dory 1.0 (4B) is 8 months newer than GPT-5.3 Chat.

GPT-5.3 Chat

Mar 4, 2026

7 months ago

Nemotron Labs Dory 1.0 (4B)

Oct 16, 2026

3 days ago

7mo newer

Knowledge Cutoff

When training data ends

GPT-5.3 Chat has a documented knowledge cutoff of 2025-08-31, while Nemotron Labs Dory 1.0 (4B)'s cutoff date is not specified.

We can confirm GPT-5.3 Chat's training data extends to 2025-08-31, but cannot make a direct comparison without Nemotron Labs Dory 1.0 (4B)'s cutoff date.

GPT-5.3 Chat

Aug 2025

Nemotron Labs Dory 1.0 (4B)

—

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against GPT-5.3 Chat and Nemotron Labs Dory 1.0 (4B) side-by-side, then vote on the output you prefer.

GPT-5.3 Chat
✓ Preferred
Nemotron Labs Dory 1.0 (4B)
Open in Playground

FAQ

Common questions about GPT-5.3 Chat vs Nemotron Labs Dory 1.0 (4B).

Which is better, GPT-5.3 Chat or Nemotron Labs Dory 1.0 (4B)?

GPT-5.3 Chat leads the LLM Stats Score 29.0 to 21.8. GPT-5.3 Chat is made by OpenAI and Nemotron Labs Dory 1.0 (4B) is made by NVIDIA. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does GPT-5.3 Chat compare to Nemotron Labs Dory 1.0 (4B) in benchmarks?

GPT-5.3 Chat scores HealthBench: 54.1%, HealthBench Hard: 25.9%. Nemotron Labs Dory 1.0 (4B) scores IFBench: 77.9%, GPQA: 72.4%, AA-LCR: 71.0%, SWE-Bench Verified: 59.5%, SciCode: 34.9%.

What are the context window sizes for GPT-5.3 Chat and Nemotron Labs Dory 1.0 (4B)?

GPT-5.3 Chat supports 128K tokens and Nemotron Labs Dory 1.0 (4B) 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 GPT-5.3 Chat and Nemotron Labs Dory 1.0 (4B)?

Key differences include LLM Stats Score (29.0 vs 21.8), multimodal support (yes vs no), licensing (Proprietary vs OpenMDW License v1.1). See the full comparison above for benchmark-by-benchmark results.

Who makes GPT-5.3 Chat and Nemotron Labs Dory 1.0 (4B)?

GPT-5.3 Chat is developed by OpenAI and Nemotron Labs Dory 1.0 (4B) is developed by NVIDIA.

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