MiniMax M2.7 - NC Bench

minimax/minimax-m2.7

MiniMax M2.7

via OpenRouter

Release Date

Mar 18th, 2026

Context Size

204.8k

Reasoning

Yes

Benchmark Cost

$3.96

Speed

51.3 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	90	85	81	78	77	82%
Horror: alone in an eerie place at night Creative Writing Hallucination	92	89	86	84	83	87%
Literary fiction: old friends reunite Creative Writing Hallucination	87	87	86	86	82	86%
Mystery: examining a crime scene Creative Writing Hallucination	89	87	86	83	82	85%
Romance: separated couple reunites Creative Writing Hallucination	88	87	84	82	81	84%
Thriller: chase through city streets Creative Writing Hallucination	92	90	87	84	82	87%
Detailed Writing Rules						85.24%
genre
Fantasy: entering an ancient ruin Creative Writing Hallucination	76	74	72	65	61	70%
Horror: alone in an eerie place at night Creative Writing Hallucination	83	77	76	74	70	76%
Literary fiction: old friends reunite Creative Writing Hallucination	81	81	80	79	77	80%
Mystery: examining a crime scene Creative Writing Hallucination	82	80	78	76	75	78%
Romance: separated couple reunites Creative Writing Hallucination	87	86	84	80	77	83%
Thriller: chase through city streets Creative Writing Hallucination	85	80	78	78	78	80%
genre						77.73%
Novelcrafter Default Prompt
Fantasy: entering an ancient ruin Creative Writing Hallucination	79	72	71	70	66	72%
Horror: alone in an eerie place at night Creative Writing Hallucination	86	85	84	83	79	83%
Literary fiction: old friends reunite Creative Writing Hallucination	89	84	80	79	74	81%
Mystery: examining a crime scene Creative Writing Hallucination	90	86	86	79	76	83%
Romance: separated couple reunites Creative Writing Hallucination	83	82	81	79	79	81%
Thriller: chase through city streets Creative Writing Hallucination	86	83	83	81	80	82%
Novelcrafter Default Prompt						80.43%
81.13%

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	96	95	95	95	94	95%
Medium: The Hollow (Inferred) Tooling Reasoning	96	96	95	95	94	95%
Medium: Through the Thornveil (Scattered) Tooling Reasoning	96	95	94	94	93	95%
Short: The Rusty Lantern (Explicit) Tooling Reasoning	100	100	99	98	97	99%
95.83%

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	25	25	25	25	25	63%
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	25	93%
Short text (~524 words), small codex (11 entries) Hallucination	100	100	100	100	100	100	100	100	100	100	100%
basic entries											88.75%
detailed entries
Long text (~1594 words), big codex (51 detailed entries) Hallucination	100	100	100	100	100	100	100	100	100	25	93%
Long text (~1594 words), small codex (11 detailed entries) Hallucination	100	100	100	100	100	100	100	25	25	25	78%
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	25	93%
detailed entries											90.63%
89.69%

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	91	89	88	86	85	85	85	85	84	79	86%
Large codex (40 entries), short passage (165 words) Tooling Reasoning	96	96	95	93	90	88	86	85	84	81	89%
Small codex (7 entries), long passage (734 words) Tooling Reasoning	97	93	93	93	93	93	88	88	88	80	91%
Small codex (7 entries), short passage (165 words) Tooling Reasoning	100	100	97	97	97	92	92	88	88	88	94%
matrix											89.91%
tiers
5 codex entries Tooling Reasoning	100	100	100	93	93	93	93	93	83	83	93%
10 codex entries Tooling Reasoning	100	100	100	100	100	100	100	94	94	89	98%
20 codex entries Tooling Reasoning	97	94	94	94	89	89	86	86	85	79	89%
40 codex entries Tooling Reasoning	100	97	93	93	93	93	92	90	88	84	92%
tiers											93.17%
91.54%

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	50	95%
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	100	0	0	0	0	0	0	0	0	0	10%
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%
92.08%

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	99	68	97%
Write 200 words with 50% dialogue Rule Following Utility	100	100	100	100	100	100	100	99	99	62	96%
Write 200 words with 90% dialogue Rule Following Utility	100	100	100	100	99	99	98	96	50	50	89%
dialogue-200											93.94%
dialogue-500
Write 500 words with 30% dialogue Rule Following Utility	100	94	91	82	68	66	61	50	50	50	71%
Write 500 words with 50% dialogue Rule Following Utility	100	100	99	98	87	83	50	50	50	0	72%
Write 500 words with 70% dialogue Rule Following Utility	98	93	78	50	50	50	50	50	19	0	54%
dialogue-500											65.64%
Ungrouped
Write unattributed dialogue Rule Following	100	100	100	100	100	100	100	100	61	0	86%
80.69%

Language Comprehension

Does the model understand more than just English?

Scenario	#1	#2	#3	#4	#5	Total
Asking for directions (Dutch) Language	100	100	100	100	100	100%
Asking for directions (German) Language	100	100	100	100	100	100%
Friend got new kittens (German) Language	100	100	100	100	100	100%
Friend got new kittens (Tagalog) Language	100	100	100	100	100	100%
100.00%

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	95	61	50	0	61%
Character dialogue (German) in a story Language	100	100	92	86	0	75%
Character dialogue (Hindi) in a story Language	68	55	55	50	47	55%
Character dialogue (Italian) in a story Language	100	100	98	96	94	98%
Character dialogue (Spanish) in a story Language	100	100	95	0	0	59%
69.59%

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	89	99%
Write sentences with 10 words each Utility	100	100	100	100	100	100	100	100	89	89	98%
Write sentences with 20 words each Utility	100	100	100	100	100	100	100	100	100	100	100%
98.89%

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	0	0	0	70%
outline-count											90.00%
pov-count
Count point of views for Jack and Olivia Utility	100	100	100	100	100	100	100	100	50	50	90%
Count point of views for Jack Harper Utility	100	100	100	100	100	100	100	0	0	0	70%
Count point of views for Olivia Utility	100	100	100	100	100	100	100	100	100	0	90%
pov-count											83.33%
86.67%

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	89	89	97%
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	99	99	99	99	99	98	99%
Expand all contractions Text Editing	100	100	100	100	100	100	99	100%
Location rename: market square, outer ring, bridge, northern mines Text Editing	100	100	100	100	100	100	96	99%
Multi-character gender swap: Priya(F)->Rohan(M), Mara unchanged Text Editing	100	100	100	100	100	100	100	100%
Passive voice → active voice Text Editing Hallucination	96	94	92	91	91	89	89	92%
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	99	99	99	95	95	92	97%
Generic Prompt								98.21%
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	99	99	99	93	76	23	23	73%
Expand all contractions Text Editing	100	100	100	100	100	100	99	100%
Location rename: market square, outer ring, bridge, northern mines Text Editing	100	100	100	100	100	100	71	96%
Multi-character gender swap: Priya(F)->Rohan(M), Mara unchanged Text Editing	100	100	100	99	99	99	99	100%
Passive voice → active voice Text Editing Hallucination	98	97	96	96	96	59	37	83%
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	99	96	99%
Specific Prompt								94.53%
96.37%

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	100	100	100	100%
100.00%

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	100	0	0	0	0	0	0	0	0	0	10%
Simple Rule Following	100	100	100	100	100	100	0	0	0	0	60%
Simple (1-shot) 1-shot Rule Following	100	100	0	0	0	0	0	0	0	0	20%
Simple (5-shot) Few-shot Rule Following	100	100	100	100	100	100	100	100	100	0	90%
Unattributed dialogue Rule Following	100	100	100	100	100	100	100	100	100	100	100%
56.00%

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	98	92	99%
20 sentence summary Utility	100	100	100	98	98	92	92	92	77	9	86%
50 sentence summary Utility	100	100	100	100	100	100	100	92	77	54	92%
sentences											95.47%
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	98	98	98	100%
100 word summary Utility	100	100	100	100	100	100	100	98	98	0	90%
200 word summary Utility	100	100	100	98	98	27	0	0	0	0	52%
words											88.32%
93.76%