Xiaomi MIMO v2.6 Flash

xiaomi/mimo-v2.6-flash

Xiaomi MIMO v2.6 Flash

via OpenRouter

Release Date

Sep 21st, 2026

Context Size

Reasoning

Yes

Benchmark Cost

$0.45

Speed

37.7 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	92	83	83	81	78	84%
Horror: alone in an eerie place at night Creative Writing Hallucination	94	91	89	88	80	88%
Literary fiction: old friends reunite Creative Writing Hallucination	87	87	85	82	82	85%
Mystery: examining a crime scene Creative Writing Hallucination	89	87	87	85	85	87%
Romance: separated couple reunites Creative Writing Hallucination	89	88	87	85	84	87%
Thriller: chase through city streets Creative Writing Hallucination	90	90	89	88	87	89%
Detailed Writing Rules						86.50%
genre
Fantasy: entering an ancient ruin Creative Writing Hallucination	86	85	80	80	78	82%
Horror: alone in an eerie place at night Creative Writing Hallucination	83	83	82	74	70	78%
Literary fiction: old friends reunite Creative Writing Hallucination	84	81	80	78	78	80%
Mystery: examining a crime scene Creative Writing Hallucination	88	84	81	79	78	82%
Romance: separated couple reunites Creative Writing Hallucination	84	80	76	75	74	78%
Thriller: chase through city streets Creative Writing Hallucination	82	82	80	80	78	80%
genre						80.07%
Novelcrafter Default Prompt
Fantasy: entering an ancient ruin Creative Writing Hallucination	79	79	78	78	76	78%
Horror: alone in an eerie place at night Creative Writing Hallucination	86	85	83	82	79	83%
Literary fiction: old friends reunite Creative Writing Hallucination	88	82	80	80	79	82%
Mystery: examining a crime scene Creative Writing Hallucination	84	84	83	80	79	82%
Romance: separated couple reunites Creative Writing Hallucination	84	83	79	76	74	79%
Thriller: chase through city streets Creative Writing Hallucination	86	82	81	77	75	80%
Novelcrafter Default Prompt						80.68%
82.42%

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	98	97	97	96	96	97%
Medium: The Hollow (Inferred) Tooling Reasoning	98	98	98	96	95	97%
Medium: Through the Thornveil (Scattered) Tooling Reasoning	98	97	97	95	93	96%
Short: The Rusty Lantern (Explicit) Tooling Reasoning	98	97	96	96	95	97%
96.72%

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	100	100%
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	25	93%
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	25	93%
Short text (~524 words), big codex (51 detailed entries) Hallucination	100	100	100	100	100	100	25	25	25	25	70%
Short text (~524 words), small codex (11 detailed entries) Hallucination	100	100	25	25	25	25	25	25	25	25	40%
detailed entries											75.63%
86.88%

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	100	99	99	96	95	95	95	95	94	92	96%
Large codex (40 entries), short passage (165 words) Tooling Reasoning	100	100	98	97	96	96	93	92	81	3	86%
Small codex (7 entries), long passage (734 words) Tooling Reasoning	100	100	100	100	100	97	95	92	87	83	95%
Small codex (7 entries), short passage (165 words) Tooling Reasoning	100	100	100	100	100	100	100	100	100	100	100%
matrix											94.24%
tiers
5 codex entries Tooling Reasoning	100	100	100	100	100	100	100	100	100	91	99%
10 codex entries Tooling Reasoning	100	100	100	100	100	100	100	100	100	92	99%
20 codex entries Tooling Reasoning	100	100	100	96	96	96	92	92	92	88	95%
40 codex entries Tooling Reasoning	100	100	100	100	100	100	100	95	92	92	98%
tiers											97.85%
96.04%

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	50	50	50	50	50	50	70%
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	0	90%
What's the color of the car? Utility	100	100	100	100	100	100	100	100	100	100	100%
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%
96.36%

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	49	48	36	15	12	9	57%
Write 200 words with 50% dialogue Rule Following Utility	50	50	50	37	3	1	1	1	0	0	19%
Write 200 words with 90% dialogue Rule Following Utility	59	50	50	49	49	49	49	47	36	26	46%
dialogue-200											40.84%
dialogue-500
Write 500 words with 30% dialogue Rule Following Utility	49	48	10	1	1	0	0	0	0	0	11%
Write 500 words with 50% dialogue Rule Following Utility	50	50	50	50	45	45	7	0	0	0	30%
Write 500 words with 70% dialogue Rule Following Utility	52	50	50	50	38	34	31	18	3	1	33%
dialogue-500											24.38%
Ungrouped
Write unattributed dialogue Rule Following	100	100	100	100	100	61	61	61	14	0	70%
37.89%

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	0	80%
Asking for directions (German) Language	100	100	100	100	0	80%
Friend got new kittens (German) Language	100	100	100	100	100	100%
Friend got new kittens (Tagalog) Language	100	100	100	100	100	100%
90.00%

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	100	100%
Character dialogue (German) in a story Language	100	100	100	100	100	100%
Character dialogue (Hindi) in a story Language	53	52	50	48	0	41%
Character dialogue (Italian) in a story Language	100	100	100	100	98	100%
Character dialogue (Spanish) in a story Language	100	100	100	93	68	92%
86.48%

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	82	80	78	76	59	2	78%
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	93	89	98%
91.98%

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	0	0	0	0	0	0	0	0	0	10%
outline-count											70.00%
pov-count
Count point of views for Jack and Olivia Utility	100	100	100	100	100	100	100	100	50	0	85%
Count point of views for Jack Harper Utility	100	100	100	100	100	100	100	100	100	100	100%
Count point of views for Olivia Utility	100	100	0	0	0	0	0	0	0	0	20%
pov-count											68.33%
69.17%

Relationship tree

Extracts a deterministic XML family and relationship tree from cumulative literary prose.

Scenario	#1	#2	#3	#4	#5	Total
Core relationship tree Tooling Reasoning Hallucination	98	91	88	87	86	90%
Family relationship tree Tooling Reasoning Hallucination	94	94	91	89	85	91%
90.47%

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	89	98%
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	98	98	98	98	98	98	98%
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	100	100%
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	96	96	95	94	94	94	95%
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	99	99	93	89	97%
Generic Prompt								98.74%
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	100	100	99	99	99	99	100%
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	100	100	100	100	100	100%
Passive voice → active voice Text Editing Hallucination	99	99	98	98	97	97	96	98%
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								99.68%
99.21%

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	0	0	0	0	0	0	0	30%
Simple (1-shot) 1-shot Rule Following	100	100	100	100	100	100	100	0	0	0	70%
Simple (5-shot) Few-shot Rule Following	100	100	100	100	100	100	100	100	100	100	100%
Unattributed dialogue Rule Following	100	100	100	100	100	100	100	100	0	0	80%
58.00%

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	98	92	92	0	0	78%
sentences											95.62%
words
10 word summary Utility	100	100	100	100	100	100	98	98	98	77	97%
20 word summary Utility	100	100	100	100	100	100	100	100	98	98	100%
50 word summary Utility	100	100	100	100	100	100	100	100	100	54	95%
100 word summary Utility	100	100	100	100	100	100	100	100	100	92	99%
200 word summary Utility	100	0	0	0	0	0	0	0	0	0	10%
words											80.30%
90.74%