head-to-head

SpaceXAI: Grok Build 0.1 vs NVIDIA: Nemotron 3 Nano Omni (free)

Side-by-side comparison of specs, pricing, benchmark scores, and task rankings. Updated 2026-11-07.

SpaceXAI: Grok Build 0.1 NVIDIA: Nemotron 3 Nano Omni (free)
Vendorx-ainvidia
Quality Score100100
Input Price$1.00/MFree
Output Price$2.00/MFree
Context Window256,000256,000
Max Output230,40065,536
Tool Calling✓✓
Structured Output✓-
Reasoning Mode✓✓
Vision✓✓
Audio-✓

The verdict

For a sample job of 1 million input tokens and 250,000 output tokens, Nemotron 3 Nano Omni (free) costs $0 and Grok Build 0.1 costs $1.50, so Nemotron 3 Nano Omni (free) is free for the same work.

Both read up to 256,000 tokens at once, roughly 384 pages of text.

Only Grok Build 0.1 offers structured output; only Nemotron 3 Nano Omni (free) offers audio input and video input.

Across the 19 tasks where they differ, Grok Build 0.1 scores higher on 12 (SQL Generation, Code Review, Code Refactoring and others), Nemotron 3 Nano Omni (free) on 7 (Code Completion, Code Documentation, Regex Writing and others).

Grok Build 0.1 was released in May 2026 and Nemotron 3 Nano Omni (free) in April 2026.

Pick Grok Build 0.1 if you need structured output; pick Nemotron 3 Nano Omni (free) if you need lower cost, audio input or video input.

Costs use current list prices per million tokens; page counts assume about 0.75 words per token and 500 words per page.

Who wins by task?

TaskSpaceXAI: Grok Build 0.1NVIDIA: Nemotron 3 Nano Omni (free)
SQL Generation 130 123
Code Review 126 122
Code Completion 116 129
Code Refactoring 127 123
Unit Test Generation 121 113
Code Documentation 125 126
Regex Writing 119 120
CI/CD Pipelines 117 113
Frontend Component Design 122 118
Data Analysis 124 120
CSV / Spreadsheet Cleanup 127 116
ETL Scripting 122 118
JSON Extraction 123 120
Bulk Data Labeling 121 126
OCR / Document Parsing 128 120
Table Extraction from PDFs 128 120
Long-Document Summarization 129 129
Short-Form Summarization 115 124
Blog Post Writing 118 119

Scores reflect capability match + benchmark data + pricing for each task. Methodology →

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