Nemotron 3 Super - NC Bench

nvidia/nemotron-3-super-120b-a12b:free

Nemotron 3 Super

via OpenRouter

Release Date

Mar 11th, 2026

Context Size

262k

Reasoning

Benchmark Cost

$0.0000

Speed

76.7 tok/s

Subcategories

Bad Writing Habits

Detects common prose quality anti-patterns in AI-generated creative writing, including passive voice, past progressive overuse, weak dialogue tags, filter words, purple prose, cliches, AI-ism words/adverbs/names, and more.

Scenario	#1	#2	#3	#4	#5	Total
Detailed Writing Rules
Fantasy: entering an ancient ruin Creative Writing Hallucination	73	68	68	67	62	68%
Horror: alone in an eerie place at night Creative Writing Hallucination	75	69	69	67	66	69%
Literary fiction: old friends reunite Creative Writing Hallucination	81	78	77	73	71	76%
Mystery: examining a crime scene Creative Writing Hallucination	77	75	74	72	71	74%
Romance: separated couple reunites Creative Writing Hallucination	72	71	68	68	66	69%
Thriller: chase through city streets Creative Writing Hallucination	72	72	72	69	69	71%
Detailed Writing Rules						71.17%
genre
Fantasy: entering an ancient ruin Creative Writing Hallucination	66	66	62	62	57	63%
Horror: alone in an eerie place at night Creative Writing Hallucination	68	68	63	62	61	64%
Literary fiction: old friends reunite Creative Writing Hallucination	77	69	64	64	61	67%
Mystery: examining a crime scene Creative Writing Hallucination	74	70	68	68	67	69%
Romance: separated couple reunites Creative Writing Hallucination	69	69	66	63	60	66%
Thriller: chase through city streets Creative Writing Hallucination	72	72	71	69	68	71%
genre						66.56%
Novelcrafter Default Prompt
Fantasy: entering an ancient ruin Creative Writing Hallucination	79	69	65	64	64	68%
Horror: alone in an eerie place at night Creative Writing Hallucination	75	69	67	67	61	68%
Literary fiction: old friends reunite Creative Writing Hallucination	79	70	70	70	69	72%
Mystery: examining a crime scene Creative Writing Hallucination	84	77	76	75	75	77%
Romance: separated couple reunites Creative Writing Hallucination	75	71	71	67	61	69%
Thriller: chase through city streets Creative Writing Hallucination	75	74	73	68	65	71%
Novelcrafter Default Prompt						70.95%
69.56%

Codex Extraction

Evaluates a model's ability to extract structured codex entries (characters, locations, objects, lore) from prose passages and return them as well-formed XML.

Scenario	#1	#2	#3	#4	#5	Total
Long: The Spire of Echoes (Dense) Tooling Reasoning	97	96	95	95	95	96%
Medium: The Hollow (Inferred) Tooling Reasoning	96	96	95	95	93	95%
Medium: Through the Thornveil (Scattered) Tooling Reasoning	98	97	95	94	94	96%
Short: The Rusty Lantern (Explicit) Tooling Reasoning	96	96	96	96	93	96%
95.47%

Codex Red Herring (False Positive Detection)

Tests whether models correctly report "no violations" when a codex is fully consistent with the prose passage. Models that hallucinate false violations (false positives) fail. Uses a 2×2 matrix of text length × codex size, with bare and detailed-entry variants.

Scenario	#1	#2	#3	#4	#5	#6	#7	#8	#9	#10	Total
basic entries
Long text (~1594 words), big codex (51 entries) Hallucination	100	100	100	100	100	100	100	100	100	25	93%
Long text (~1594 words), small codex (11 entries) Hallucination	100	100	100	100	100	100	100	100	100	100	100%
Short text (~524 words), big codex (51 entries) Hallucination	100	100	100	100	100	100	100	100	100	100	100%
Short text (~524 words), small codex (11 entries) Hallucination	100	100	100	100	100	100	100	100	100	100	100%
basic entries											98.13%
detailed entries
Long text (~1594 words), big codex (51 detailed entries) Hallucination	100	100	100	100	100	100	100	100	100	100	100%
Long text (~1594 words), small codex (11 detailed entries) Hallucination	100	100	100	100	100	100	100	100	100	100	100%
Short text (~524 words), big codex (51 detailed entries) Hallucination	100	100	100	100	100	100	100	100	100	100	100%
Short text (~524 words), small codex (11 detailed entries) Hallucination	100	100	100	100	100	100	100	100	100	100	100%
detailed entries											100.00%
99.06%

Codex Violation Detection

Detects factual inconsistencies between a story bible and prose passages. The model must output structured XML identifying each violation with paragraph number and substring.

Scenario	#1	#2	#3	#4	#5	#6	#7	#8	#9	#10	Total
matrix
Large codex (40 entries), long passage (1,019 words) Tooling Reasoning	98	96	95	95	95	95	94	93	93	92	95%
Large codex (40 entries), short passage (165 words) Tooling Reasoning	96	96	96	95	95	95	95	95	93	92	95%
Small codex (7 entries), long passage (734 words) Tooling Reasoning	100	95	91	83	83	83	76	72	68	68	82%
Small codex (7 entries), short passage (165 words) Tooling Reasoning	100	100	100	100	100	100	100	100	100	100	100%
matrix											92.91%
tiers
5 codex entries Tooling Reasoning	100	100	100	100	100	100	100	100	100	100	100%
10 codex entries Tooling Reasoning	94	86	86	86	86	86	86	86	86	86	87%
20 codex entries Tooling Reasoning	89	89	86	86	85	85	85	77	3	3	69%
40 codex entries Tooling Reasoning	100	100	97	97	97	97	97	97	97	93	97%
tiers											88.19%
90.55%

Data extraction

Extract key details from a given block of text.

Scenario	#1	#2	#3	#4	#5	#6	#7	#8	#9	#10	Total
All valid emails Utility	100	100	100	100	100	100	100	100	100	100	100%
Contextual pronoun Utility	100	100	100	100	100	100	100	100	100	100	100%
Fruits excluding citrus Utility	100	100	100	100	100	100	100	100	100	100	100%
Future event time Reasoning	100	100	100	100	100	100	100	100	100	100	100%
Guess the pet Reasoning	100	100	100	100	100	100	100	100	100	100	100%
Highest-rated movie Reasoning	100	100	100	100	100	100	100	100	100	100	100%
Indirect birth year Reasoning	100	100	100	100	100	100	100	100	100	100	100%
What instrument does Lucy play? Reasoning	100	100	100	100	100	100	100	100	100	100	100%
What's the color of the car? Utility	100	100	100	100	100	100	100	100	100	100	100%
What's the correct time? Reasoning	0	0	0	0	0	0	0	0	0	0	0%
Who's the sister? Reasoning	100	100	100	100	100	100	100	100	100	100	100%
Who's the tallest? Reasoning	100	100	100	100	100	100	100	100	100	100	100%
91.67%

Dialogue tags

Various tasks related to dialogue tags in text.

Scenario	#1	#2	#3	#4	#5	#6	#7	#8	#9	#10	Total
dialogue-200
Write 200 words with 10% dialogue Rule Following Utility	100	100	100	100	100	100	100	100	51	51	90%
Write 200 words with 50% dialogue Rule Following Utility	100	100	100	100	100	99	99	98	50	50	90%
Write 200 words with 90% dialogue Rule Following Utility	100	100	100	99	95	84	79	71	50	46	82%
dialogue-200											87.41%
dialogue-500
Write 500 words with 30% dialogue Rule Following Utility	100	100	95	94	93	87	50	48	44	0	71%
Write 500 words with 50% dialogue Rule Following Utility	99	88	82	75	59	50	50	38	32	0	57%
Write 500 words with 70% dialogue Rule Following Utility	100	100	100	100	97	75	49	48	46	22	74%
dialogue-500											67.38%
Ungrouped
Write unattributed dialogue Rule Following	100	100	100	100	100	61	0	0	0	0	56%
74.35%

Language Comprehension

Does the model understand more than just English?

Scenario	#1	#2	#3	#4	#5	Total
Asking for directions (Dutch) Language	100	100	0	0	0	40%
Asking for directions (German) Language	100	0	0	0	0	20%
Friend got new kittens (German) Language	100	100	100	100	100	100%
Friend got new kittens (Tagalog) Language	100	100	100	100	100	100%
65.00%

Language Writing

Can the model generate text in different languages?

Scenario	#1	#2	#3	#4	#5	Total
Character dialogue (French) in a story Language	100	100	100	100	85	97%
Character dialogue (German) in a story Language	100	100	100	100	92	98%
Character dialogue (Hindi) in a story Language	100	100	100	90	88	96%
Character dialogue (Italian) in a story Language	100	100	100	100	92	98%
Character dialogue (Spanish) in a story Language	100	100	100	100	100	100%
97.82%

N-Length Sentences

Write sentences with exactly N words

Scenario	#1	#2	#3	#4	#5	#6	#7	#8	#9	#10	Total
Write sentences with 5 words each Utility	100	100	100	100	100	100	100	100	100	100	100%
Write sentences with 10 words each Utility	100	100	100	100	100	100	100	100	100	100	100%
Write sentences with 20 words each Utility	100	100	100	100	100	100	100	100	100	100	100%
100.00%

Novel outline

Handle questions about the outline of a novel in various formats

Scenario	#1	#2	#3	#4	#5	#6	#7	#8	#9	#10	Total
outline-count
Count acts Utility	100	100	100	100	100	100	100	100	100	100	100%
Count chapters Utility	100	100	100	100	100	100	100	100	100	100	100%
Count scenes Utility	100	100	100	100	100	100	100	100	100	100	100%
outline-count											100.00%
pov-count
Count point of views for Jack and Olivia Utility	100	100	100	100	100	100	50	50	50	50	80%
Count point of views for Jack Harper Utility	100	100	100	100	100	100	0	0	0	0	60%
Count point of views for Olivia Utility	100	100	100	100	100	100	100	100	100	0	90%
pov-count											76.67%
88.33%

Text Replacement

Tests deterministic text transformations: renaming characters/locations, expanding contractions, tense rewriting, POV shifts, gender swaps, combined transformations, and word avoidance. Scored by checking each expected change independently.

Scenario	#1	#2	#3	#4	#5	#6	#7	Total
Generic Prompt
Avoid said/asked/replied/answered Text Editing	100	100	100	100	100	100	100	100%
Character rename: Elena->Mirabel, Gregor->Aldric Text Editing	100	100	100	100	100	100	100	100%
Combined: 3rd person past → 1st person present Text Editing	99	97	96	93	93	70	23	82%
Expand all contractions Text Editing	100	100	100	100	100	100	100	100%
Location rename: market square, outer ring, bridge, northern mines Text Editing	100	100	100	100	100	100	100	100%
Multi-character gender swap: Priya(F)->Rohan(M), Mara unchanged Text Editing	99	99	95	94	90	73	73	89%
Passive voice → active voice Text Editing Hallucination	96	95	77	76	58	58	34	71%
POV shift: 3rd person to 1st person (Elena's perspective) Text Editing	100	100	100	100	100	99	99	100%
Tense rewriting: past to present Text Editing	89	89	89	89	89	88	22	79%
Generic Prompt								91.12%
Specific Prompt
Avoid said/asked/replied/answered Text Editing	100	100	100	100	100	100	100	100%
Character rename: Elena->Mirabel, Gregor->Aldric Text Editing	100	100	100	100	100	100	100	100%
Combined: 3rd person past → 1st person present Text Editing	100	99	99	99	99	99	22	88%
Expand all contractions Text Editing	100	100	100	100	100	99	99	100%
Location rename: market square, outer ring, bridge, northern mines Text Editing	100	100	100	100	100	100	100	100%
Multi-character gender swap: Priya(F)->Rohan(M), Mara unchanged Text Editing	100	100	99	99	99	99	98	99%
Passive voice → active voice Text Editing Hallucination	99	97	96	94	78	52	49	81%
POV shift: 3rd person to 1st person (Elena's perspective) Text Editing	100	100	100	100	100	100	100	100%
Tense rewriting: past to present Text Editing	100	100	100	100	100	100	99	100%
Specific Prompt								96.44%
93.78%

Tool usage within Novelcrafter

Output messages that are related to tool usage within Novelcrafter

Scenario	#1	#2	#3	#4	#5	#6	#7	#8	#9	#10	Total
Create alternate prose sections Tooling	100	100	100	100	100	100	100	67	67	67	90%
90.00%

Voice/dialogue sheets

Extract dialogue from given text as voice sheets.

Scenario	#1	#2	#3	#4	#5	#6	#7	#8	#9	#10	Total
Multiple speakers Rule Following	0	0	0	0	0	0	0	0	0	0	0%
Simple Rule Following	100	0	0	0	0	0	0	0	0	0	10%
Simple (1-shot) 1-shot Rule Following	100	100	100	100	100	0	0	0	0	0	50%
Simple (5-shot) Few-shot Rule Following	100	100	100	100	100	0	0	0	0	0	50%
Unattributed dialogue Rule Following	100	100	100	100	100	100	100	100	100	100	100%
42.00%

Write N of X

Write exactly N words/sentences/paragraphs...

Scenario	#1	#2	#3	#4	#5	#6	#7	#8	#9	#10	Total
paragraphs
1 paragraph summary Utility	100	100	100	100	100	100	100	100	100	100	100%
3 paragraph summary Utility	100	100	100	100	100	100	100	100	100	100	100%
5 paragraph summary Utility	100	100	100	100	100	100	100	100	100	100	100%
paragraphs											100.00%
sentences
1 sentence summary Utility	100	100	100	100	100	100	100	100	100	100	100%
3 sentence summary Utility	100	100	100	100	100	100	100	100	100	100	100%
10 sentence summary Utility	100	100	100	100	100	100	100	100	100	100	100%
20 sentence summary Utility	100	100	100	100	100	100	100	100	100	98	100%
50 sentence summary Utility	100	100	100	100	100	100	100	100	100	0	90%
sentences											97.96%
words
10 word summary Utility	100	100	100	100	100	100	100	100	100	100	100%
20 word summary Utility	100	100	100	100	100	100	100	100	100	100	100%
50 word summary Utility	100	100	100	100	100	100	100	100	100	100	100%
100 word summary Utility	100	100	100	100	100	100	100	100	100	98	100%
200 word summary Utility	100	100	100	100	100	100	100	100	100	100	100%
words											99.96%
99.20%