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Mercury 2 vs Nemotron Labs Dory 1.0 (4B)

Mercury 2 and Nemotron Labs Dory 1.0 (4B) are closely matched at 23.3 and 22.1 on the LLM Stats Score.

Inception · NVIDIA · Updated for 2026

Which is better?

Mercury 2 and Nemotron Labs Dory 1.0 (4B) are closely matched on the overall LLM Stats Score at 23.3 and 22.1.

In the 3 individual benchmarks reported for both models, Mercury 2 wins 2; this is a narrower head-to-head signal than the composite indexes.

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

Choose Mercury 2

  • you value its reported benchmark strengths — it wins 2 of 3 exact shared results

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.

Mercury 2
Inception
Nemotron Labs Dory 1.0 (4B)
NVIDIA
Core performance indexes
LLM Stats Score
23.3
#197
22.1
#202
Reasoning
22.4
#192
19.8
#213
Coding
12.0
#171
2.9
#241
Cost, coverage & limits
Benchmark wins
2 of 3
1 of 3
Input price
$0.25 / M
— / M
Output price
$0.75 / M
— / M
Context window
128,000
—

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Mercury 2
Nemotron Labs Dory 1.0 (4B)
Math
22.8#143
12.2#245
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

6 reported for Mercury 2 · 10 for Nemotron Labs Dory 1.0 (4B)

3 shared

Mercury 2 outperforms in 2 benchmarks (GPQA, SciCode), while Nemotron Labs Dory 1.0 (4B) is better at 1 benchmark (IFBench).

Mercury 2 shows notably better performance in the majority of benchmarks.

Mon Oct 19 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Mercury 2 specifies input context (128,000 tokens). Only Mercury 2 specifies output context (8,192 tokens).

Inception
Mercury 2
Input128,000 tokens
Output8,192 tokens
NVIDIA
Nemotron Labs Dory 1.0 (4B)
Input- tokens
Output- tokens
Mon Oct 19 2026 • llm-stats.com

License

Usage and distribution terms

Mercury 2 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.

Mercury 2

Proprietary

Closed source

Nemotron Labs Dory 1.0 (4B)

OpenMDW License v1.1

Open weights

Release Timeline

When each model was launched

Mercury 2 was released on 2026-02-24, while Nemotron Labs Dory 1.0 (4B) was released on 2026-10-16.

Nemotron Labs Dory 1.0 (4B) is 8 months newer than Mercury 2.

Mercury 2

Feb 24, 2026

7 months ago

Nemotron Labs Dory 1.0 (4B)

Oct 16, 2026

3 days ago

7mo 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

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Mercury 2 and Nemotron Labs Dory 1.0 (4B) side-by-side, then vote on the output you prefer.

Mercury 2
✓ Preferred
Nemotron Labs Dory 1.0 (4B)
Open in Playground

FAQ

Common questions about Mercury 2 vs Nemotron Labs Dory 1.0 (4B).

Which is better, Mercury 2 or Nemotron Labs Dory 1.0 (4B)?

Mercury 2 and Nemotron Labs Dory 1.0 (4B) are closely matched on the LLM Stats Score at 23.3 and 22.1. Mercury 2 is made by Inception 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 Mercury 2 compare to Nemotron Labs Dory 1.0 (4B) in benchmarks?

Mercury 2 scores AIME 2025: 91.1%, GPQA: 74.0%, IFBench: 71.0%, LiveCodeBench: 67.0%, Tau2 Airline: 53.0%. 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 Mercury 2 and Nemotron Labs Dory 1.0 (4B)?

Mercury 2 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 Mercury 2 and Nemotron Labs Dory 1.0 (4B)?

Key differences include LLM Stats Score (23.3 vs 22.1), licensing (Proprietary vs OpenMDW License v1.1). See the full comparison above for benchmark-by-benchmark results.

Who makes Mercury 2 and Nemotron Labs Dory 1.0 (4B)?

Mercury 2 is developed by Inception and Nemotron Labs Dory 1.0 (4B) is developed by NVIDIA.

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