Compare · ModelsLive · 2 picked · head to head

Claude Fable 5.2 vs Kimi K3.1 Pro

Side by side · benchmarks, pricing, and signals you can act on.

Winner summary

Claude Fable 5.2 wins 6 of 8 shared benchmarks. Leads in knowledge · math · general.

Category leads
knowledge·Claude Fable 5.2math·Claude Fable 5.2general·Claude Fable 5.2
Hype vs Reality
Claude Fable 5.2
#1 by perf·#6 by attention
DESERVED
Kimi K3.1 Pro
#29 by perf·#15 by attention
UNDERRATED
Best value
3.2x better value than Claude Fable 5.2
Claude Fable 5.2
3.6 pts/$
$24.00/M
Kimi K3.1 Pro
11.3 pts/$
$6.00/M
Vendor risk
Anthropic logo
Anthropic
$965.0B·Tier 1
Medium risk
moonshotai logo
Moonshot AI
$50.0B·Tier 1
Medium risk
Head to head
Claude Fable 5.2Kimi K3.1 Pro
Chess Puzzles
Claude Fable 5.2 leads by +35.8
Chess Puzzles · tests strategic and tactical reasoning by having models solve chess puzzle positions, evaluating lookahead and pattern recognition abilities.
Claude Fable 5.2
77.9
Kimi K3.1 Pro
42.1
FrontierMath-Tier-4-v2-Private
Claude Fable 5.2 leads by +34.2
Claude Fable 5.2
100.0
Kimi K3.1 Pro
65.8
FrontierMath-Tiers-1-3-v2-Private
Claude Fable 5.2 leads by +17.6
Claude Fable 5.2
100.0
Kimi K3.1 Pro
82.4
Furniture Assembly
Claude Fable 5.2 leads by +48.8
Claude Fable 5.2
85.7
Kimi K3.1 Pro
36.9
GPQA diamond
Kimi K3.1 Pro leads by +0.4
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
Claude Fable 5.2
95.7
Kimi K3.1 Pro
96.1
Mystery Game Puzzles
Claude Fable 5.2 leads by +52.9
Claude Fable 5.2
89.0
Kimi K3.1 Pro
36.1
OTIS Mock AIME 2024-2025
Kimi K3.1 Pro leads by +0.3
OTIS Mock AIME 2024-2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills.
Claude Fable 5.2
99.7
Kimi K3.1 Pro
100.0
SimpleQA Verified
Claude Fable 5.2 leads by +31.8
SimpleQA Verified · short factual questions with verified answers, measuring factual accuracy and the tendency to hallucinate or provide incorrect information.
Claude Fable 5.2
94.0
Kimi K3.1 Pro
62.2
Full benchmark table
BenchmarkClaude Fable 5.2Kimi K3.1 Pro
Chess Puzzles
Chess Puzzles · tests strategic and tactical reasoning by having models solve chess puzzle positions, evaluating lookahead and pattern recognition abilities.
77.942.1
FrontierMath-Tier-4-v2-Private
100.065.8
FrontierMath-Tiers-1-3-v2-Private
100.082.4
Furniture Assembly
85.736.9
GPQA diamond
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
95.796.1
Mystery Game Puzzles
89.036.1
OTIS Mock AIME 2024-2025
OTIS Mock AIME 2024-2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills.
99.7100.0
SimpleQA Verified
SimpleQA Verified · short factual questions with verified answers, measuring factual accuracy and the tendency to hallucinate or provide incorrect information.
94.062.2
Pricing · per 1M tokens · projected $/mo at 10M tokens
ModelInputOutputContextProjected $/mo
Anthropic logoClaude Fable 5.2$8.00$40.001.0M tokens (~500 books)$160.00
moonshotai logoKimi K3.1 Pro$2.00$10.001.0M tokens (~524 books)$40.00