Mistral Small 3.2 24B

mistralai/mistral-small-3.2-24b-instruct

Mistral Small 3.2 24B

via OpenRouter

Release Date

Jun 20th, 2025

Context Size

131k

Reasoning

Benchmark Cost

$0.86

Speed

77.8 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	67	66	63	62	56	63%
Horror: alone in an eerie place at night Creative Writing Hallucination	71	69	67	67	61	67%
Literary fiction: old friends reunite Creative Writing Hallucination	78	75	74	73	62	72%
Mystery: examining a crime scene Creative Writing Hallucination	77	77	74	73	68	74%
Romance: separated couple reunites Creative Writing Hallucination	81	68	67	67	63	69%
Thriller: chase through city streets Creative Writing Hallucination	72	68	67	67	60	67%
Detailed Writing Rules						68.69%
genre
Fantasy: entering an ancient ruin Creative Writing Hallucination	72	68	66	65	60	66%
Horror: alone in an eerie place at night Creative Writing Hallucination	79	73	72	70	57	70%
Literary fiction: old friends reunite Creative Writing Hallucination	80	79	79	78	72	78%
Mystery: examining a crime scene Creative Writing Hallucination	77	70	69	68	60	69%
Romance: separated couple reunites Creative Writing Hallucination	78	76	76	68	59	71%
Thriller: chase through city streets Creative Writing Hallucination	71	69	69	68	66	69%
genre						70.46%
Novelcrafter Default Prompt
Fantasy: entering an ancient ruin Creative Writing Hallucination	69	67	61	61	61	64%
Horror: alone in an eerie place at night Creative Writing Hallucination	84	72	67	65	61	70%
Literary fiction: old friends reunite Creative Writing Hallucination	77	76	74	72	65	73%
Mystery: examining a crime scene Creative Writing Hallucination	83	72	72	72	68	73%
Romance: separated couple reunites Creative Writing Hallucination	79	71	70	67	64	70%
Thriller: chase through city streets Creative Writing Hallucination	80	79	78	74	71	76%
Novelcrafter Default Prompt						71.08%
70.07%

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	95	94	93	93	92	93%
Medium: The Hollow (Inferred) Tooling Reasoning	94	93	93	93	92	93%
Medium: Through the Thornveil (Scattered) Tooling Reasoning	94	94	94	94	93	94%
Short: The Rusty Lantern (Explicit) Tooling Reasoning	97	92	91	87	87	91%
92.74%

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	4	4	3	3	3	3	3	2	2	1	3%
Long text (~1594 words), small codex (11 entries) Hallucination	100	100	100	100	100	100	100	6	6	6	72%
Short text (~524 words), big codex (51 entries) Hallucination	29	7	7	7	6	6	6	6	6	5	9%
Short text (~524 words), small codex (11 entries) Hallucination	10	10	7	6	6	6	5	4	4	4	6%
basic entries											22.27%
detailed entries
Long text (~1594 words), big codex (51 detailed entries) Hallucination	100	100	100	2	2	2	1	1	1	0	31%
Long text (~1594 words), small codex (11 detailed entries) Hallucination	100	32	6	6	6	6	5	4	4	3	17%
Short text (~524 words), big codex (51 detailed entries) Hallucination	100	100	38	38	6	6	5	5	5	5	31%
Short text (~524 words), small codex (11 detailed entries) Hallucination	100	100	100	100	100	100	8	6	6	5	63%
detailed entries											35.28%
28.78%

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	70	66	65	65	62	58	57	54	49	40	59%
Large codex (40 entries), short passage (165 words) Tooling Reasoning	85	81	80	80	78	78	76	74	74	74	78%
Small codex (7 entries), long passage (734 words) Tooling Reasoning	88	88	88	84	83	80	80	79	75	75	82%
Small codex (7 entries), short passage (165 words) Tooling Reasoning	97	97	97	93	88	88	88	88	88	88	91%
matrix											77.48%
tiers
5 codex entries Tooling Reasoning	76	69	69	67	67	67	60	60	60	50	64%
10 codex entries Tooling Reasoning	100	94	94	92	86	86	86	74	72	66	85%
20 codex entries Tooling Reasoning	82	81	79	77	77	74	73	73	73	69	76%
40 codex entries Tooling Reasoning	80	75	75	75	71	66	63	63	63	44	68%
tiers											73.27%
75.37%

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	50	50	50	50	50	50	50	50	50	50	50%
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	50	50	50	50	50	50	50	50	50	50	50%
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%
83.33%

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	50	43	30	18	7	7	5	0	0	0	16%
Write 200 words with 50% dialogue Rule Following Utility	50	50	49	34	30	7	0	0	0	0	22%
Write 200 words with 90% dialogue Rule Following Utility	95	55	54	48	48	48	47	41	26	1	46%
dialogue-200											28.10%
dialogue-500
Write 500 words with 30% dialogue Rule Following Utility	26	22	1	0	0	0	0	0	0	0	5%
Write 500 words with 50% dialogue Rule Following Utility	43	37	14	5	2	0	0	0	0	0	10%
Write 500 words with 70% dialogue Rule Following Utility	98	46	38	35	28	2	1	0	0	0	25%
dialogue-500											13.28%
Ungrouped
Write unattributed dialogue Rule Following	100	100	100	100	100	100	100	100	100	100	100%
32.02%

Language Comprehension

Does the model understand more than just English?

Scenario	#1	#2	#3	#4	#5	Total
Asking for directions (Dutch) Language	0	0	0	0	0	0%
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%
75.00%

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	50	0	0	0	30%
Character dialogue (German) in a story Language	100	100	100	100	0	80%
Character dialogue (Hindi) in a story Language	59	55	50	50	0	43%
Character dialogue (Italian) in a story Language	100	100	100	100	100	100%
Character dialogue (Spanish) in a story Language	100	100	100	100	100	100%
70.53%

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	95	93	91	90	87	85	83	80	77	63	85%
Write sentences with 10 words each Utility	80	79	77	70	64	59	57	52	51	48	64%
Write sentences with 20 words each Utility	51	47	27	19	7	5	1	0	0	0	16%
54.71%

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	0	0	0	0	0	0	0	0	0	0	0%
outline-count											66.67%
pov-count
Count point of views for Jack and Olivia Utility	50	0	0	0	0	0	0	0	0	0	5%
Count point of views for Jack Harper Utility	0	0	0	0	0	0	0	0	0	0	0%
Count point of views for Olivia Utility	100	0	0	0	0	0	0	0	0	0	10%
pov-count											5.00%
35.83%

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	98	98	98	98	98	98	98	98%
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	80	80	80	80	80	80	80	80%
Passive voice → active voice Text Editing Hallucination	86	86	86	86	85	85	82	85%
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	99	99	99	99	99	99	99	99%
Generic Prompt								95.87%
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	99	99	99	99	99%
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	100	100	100	100	100	100	0	86%
Passive voice → active voice Text Editing Hallucination	95	95	93	92	92	90	90	93%
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	100	100%
Specific Prompt								97.46%
96.67%

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	0	0	0	0	0	0	0	0	0	0	0%
Simple Rule Following	100	100	100	100	100	100	0	0	0	0	60%
Simple (1-shot) 1-shot Rule Following	100	100	100	100	100	100	100	100	100	100	100%
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	100	100	100%
72.00%

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	100	100%
50 sentence summary Utility	100	100	100	100	100	100	100	100	100	98	100%
sentences											99.97%
words
10 word summary Utility	100	100	100	100	100	100	100	100	98	98	100%
20 word summary Utility	100	98	98	98	98	98	92	77	77	77	92%
50 word summary Utility	100	100	100	98	98	27	27	27	9	0	59%
100 word summary Utility	54	9	2	0	0	0	0	0	0	0	6%
200 word summary Utility	0	0	0	0	0	0	0	0	0	0	0%
words											51.30%
81.26%