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GPT-5.1 Codex Mini vs Nemotron 3.5 Bolt (74B A9B 24GB)

Nemotron 3.5 Bolt (74B A9B 24GB) leads the LLM Stats Score 29.6 to -3.1.

OpenAI · NVIDIA · Updated for 2026

Which is better?

Nemotron 3.5 Bolt (74B A9B 24GB) leads the overall LLM Stats Score 29.6 to -3.1, ranking #146 overall.

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

Choose GPT-5.1 Codex Mini

  • you want predictable pricing at $0.25/M input and $2.00/M output

Choose Nemotron 3.5 Bolt (74B A9B 24GB)

  • overall performance matters — it scores 29.6 and ranks #146 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • 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-5.1 Codex Mini
OpenAI
Nemotron 3.5 Bolt (74B A9B 24GB)
NVIDIA
Core performance indexes
LLM Stats Score
-3.1
#366
29.6
#146
Reasoning
-3.0
#358
28.9
#146
Cost, coverage & limits
Benchmark wins
—
—
Input price
$0.25 / M
— / M
Output price
$2.00 / M
— / M
Context window
400,000
—

Individual benchmarks

1 reported for GPT-5.1 Codex Mini · 10 for Nemotron 3.5 Bolt (74B A9B 24GB)

No common benchmarks found

GPT-5.1 Codex Mini and Nemotron 3.5 Bolt (74B A9B 24GB)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-5.1 Codex Mini specifies input context (400,000 tokens). Only GPT-5.1 Codex Mini specifies output context (128,000 tokens).

OpenAI
GPT-5.1 Codex Mini
Input400,000 tokens
Output128,000 tokens
NVIDIA
Nemotron 3.5 Bolt (74B A9B 24GB)
Input- tokens
Output- tokens
Fri Oct 23 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both GPT-5.1 Codex Mini and Nemotron 3.5 Bolt (74B A9B 24GB) support multimodal inputs.

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

GPT-5.1 Codex Mini

Text
Images
Audio
Video

Nemotron 3.5 Bolt (74B A9B 24GB)

Text
Images
Audio
Video

License

Usage and distribution terms

GPT-5.1 Codex Mini is licensed under a proprietary license, while Nemotron 3.5 Bolt (74B A9B 24GB) uses OpenMDW License v1.1.

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

GPT-5.1 Codex Mini

Proprietary

Closed source

Nemotron 3.5 Bolt (74B A9B 24GB)

OpenMDW License v1.1

Open weights

Release Timeline

When each model was launched

GPT-5.1 Codex Mini was released on 2025-11-12, while Nemotron 3.5 Bolt (74B A9B 24GB) was released on 2026-10-15.

Nemotron 3.5 Bolt (74B A9B 24GB) is 11 months newer than GPT-5.1 Codex Mini.

GPT-5.1 Codex Mini

Nov 12, 2025

11 months ago

Nemotron 3.5 Bolt (74B A9B 24GB)

Oct 15, 2026

1 weeks ago

11mo newer

Knowledge Cutoff

When training data ends

Nemotron 3.5 Bolt (74B A9B 24GB) has a documented knowledge cutoff of 2026-05-01, while GPT-5.1 Codex Mini's cutoff date is not specified.

We can confirm Nemotron 3.5 Bolt (74B A9B 24GB)'s training data extends to 2026-05-01, but cannot make a direct comparison without GPT-5.1 Codex Mini's cutoff date.

GPT-5.1 Codex Mini

—

Nemotron 3.5 Bolt (74B A9B 24GB)

May 2026

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against GPT-5.1 Codex Mini and Nemotron 3.5 Bolt (74B A9B 24GB) side-by-side, then vote on the output you prefer.

GPT-5.1 Codex Mini
✓ Preferred
Nemotron 3.5 Bolt (74B A9B 24GB)
Open in Playground

FAQ

Common questions about GPT-5.1 Codex Mini vs Nemotron 3.5 Bolt (74B A9B 24GB).

Which is better, GPT-5.1 Codex Mini or Nemotron 3.5 Bolt (74B A9B 24GB)?

Nemotron 3.5 Bolt (74B A9B 24GB) leads the LLM Stats Score 29.6 to -3.1. GPT-5.1 Codex Mini is made by OpenAI and Nemotron 3.5 Bolt (74B A9B 24GB) 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-5.1 Codex Mini compare to Nemotron 3.5 Bolt (74B A9B 24GB) in benchmarks?

GPT-5.1 Codex Mini scores AIME 2025: 42.1%. Nemotron 3.5 Bolt (74B A9B 24GB) scores PinchBench: 87.8%, GPQA: 86.4%, BrowseComp: 66.8%, AA-LCR: 64.1%, MCP Atlas: 52.2%.

What are the context window sizes for GPT-5.1 Codex Mini and Nemotron 3.5 Bolt (74B A9B 24GB)?

GPT-5.1 Codex Mini supports 400K tokens and Nemotron 3.5 Bolt (74B A9B 24GB) 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-5.1 Codex Mini and Nemotron 3.5 Bolt (74B A9B 24GB)?

Key differences include LLM Stats Score (-3.1 vs 29.6), licensing (Proprietary vs OpenMDW License v1.1). See the full comparison above for benchmark-by-benchmark results.

Who makes GPT-5.1 Codex Mini and Nemotron 3.5 Bolt (74B A9B 24GB)?

GPT-5.1 Codex Mini is developed by OpenAI and Nemotron 3.5 Bolt (74B A9B 24GB) is developed by NVIDIA.

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