Model comparison

Claude Fable 5 vs Phi-4 Mini

Claude Fable 5 is the stronger model overall, scoring 66.8 to 30.9 on the Noometry Index. Phi-4 Mini costs 152× less per token, which makes it the better buy when Claude Fable 5's lead doesn't matter for your workload.

Last verified . 2 shared benchmarks.

Claude Fable 5 Anthropic

66.8

Rank #5 Confirmed

Phi-4 Mini Microsoft

30.9

Rank #283 Reported

Summary

  • They share 2 benchmarks with published results for both. Claude Fable 5 scores higher in 3 categories and Phi-4 Mini in 0 categories; 3 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Claude Fable 5 leads 76.8 to 22.4.
  • The biggest single-benchmark swing is SciCode: 61% for Claude Fable 5 and 10.8% for Phi-4 Mini.
  • Phi-4 Mini is cheaper at $0.075 / $0.30 per million input/output tokens, against $10 / $50 for Claude Fable 5.
  • Claude Fable 5 accepts more context: 1M tokens versus 128K.
  • Phi-4 Mini has downloadable open weights; the other is API-only.

Side by side

Claude Fable 5 and Phi-4 Mini specifications
Claude Fable 5Phi-4 Mini
ProviderAnthropicMicrosoft
Noometry Index66.830.9
Released2026-06-072024-12-11
WeightsProprietaryOpen
Context window1M128K
Max output128K4K
Input $ / M tokens$10$0.075
Output $ / M tokens$50$0.30
Results tracked623

Sponsored placements are available on pages like this one. Advertise on Noometry

Category by category

Coding Claude Fable 5 leads

Claude Fable 5: 70.6 (#4), Phi-4 Mini: 28.1 (#317)

Coding benchmarks
BenchmarkClaude Fable 5Phi-4 Mini
SciCode61%10.8%
DeepSWE69.9%—
FrontierCode53.5%—
LMArena WebDev1625—
FrontierSWE47%—
GSO78.4%—
WeirdML91.9%—
LMArena Coding1519—
MirrorCode63.9%—
ALE-Bench2,041—

Agentic & Tool Use Not comparable

Claude Fable 5: 54.0 (#2), Phi-4 Mini: —

Agentic & Tool Use benchmarks
BenchmarkClaude Fable 5Phi-4 Mini
APEX-Agents63.6%—
Remote Labor Index16.1%—
τ²-bench Banking39.7%—
PostTrainBench41.8%—
GBAEval74.5%—
GDP.pdf30%—
LMArena Search1230—
Vending-Bench 25,680—

Reasoning Claude Fable 5 leads

Claude Fable 5: 76.8 (#6), Phi-4 Mini: 22.4 (#195)

Reasoning benchmarks
BenchmarkClaude Fable 5Phi-4 Mini
CritPt28.6%0%
ARC-AGI-289.2%—
SimpleBench81.9%—
Kagi LLM Benchmark91.4%—
NYT Connections (extended)92.7%—
ARC-AGI-198.5%—
Chess Puzzles41%—
EnigmaEval39.3%—
EBR-Bench39.5%—
LMArena Hard Prompts1508—
Mystery Game Puzzles52%—
DTBench98.4%—
LMCA61.1%—
Surface Evolver Bench95%—
Bench to the Future 30.13—
Epoch Capabilities Index162.06—

Math Not comparable

Claude Fable 5: 88.5 (#5), Phi-4 Mini: —

Math benchmarks
BenchmarkClaude Fable 5Phi-4 Mini
FrontierMath (Tiers 1-3)87%—
FrontierMath Tier 490.2%—
OTIS Mock AIME 2024-2025100%—
ProofBench95%—
LMArena Math1519—
FrontierMath Erdős0%—

Knowledge Claude Fable 5 leads

Claude Fable 5: 62.2 (#25), Phi-4 Mini: 25.3 (#262)

Knowledge benchmarks
BenchmarkClaude Fable 5Phi-4 Mini
GPQA Diamond85.9%—
SimpleQA Verified70.7%—
Vectara Hallucination Rate—23.5%
LMArena Expert1534—

Multimodal Not comparable

Claude Fable 5: 45.3 (#17), Phi-4 Mini: —

Multimodal benchmarks
BenchmarkClaude Fable 5Phi-4 Mini
LMArena Vision1324—
Blueprint-Bench 238.6%—
Furniture Assembly35.8%—
LMArena Document1496—

Multilingual Not comparable

Claude Fable 5: 57.3 (#9), Phi-4 Mini: —

Multilingual benchmarks
BenchmarkClaude Fable 5Phi-4 Mini
LMArena Non-English1481—
LMArena Chinese1543—
LMArena French1505—
LMArena German1486—
LMArena Japanese1506—
LMArena Korean1488—
LMArena Russian1504—
LMArena Spanish1498—

Instruction Following Not comparable

Claude Fable 5: 78.6 (#8), Phi-4 Mini: —

Instruction Following benchmarks
BenchmarkClaude Fable 5Phi-4 Mini
LMArena Instruction Following1502—

Long Context Not comparable

Claude Fable 5: 46.3 (#23), Phi-4 Mini: —

Long Context benchmarks
BenchmarkClaude Fable 5Phi-4 Mini
LMArena Longer Query1509—

Writing & Preference Not comparable

Claude Fable 5: 75.9 (#5), Phi-4 Mini: —

Writing & Preference benchmarks
BenchmarkClaude Fable 5Phi-4 Mini
LMArena Text1491—
LMArena Creative Writing1494—
EQ-Bench Creative Writing1943—
EQ-Bench 41340—
LMArena Multi-Turn1504—

Frequently asked questions

Is Claude Fable 5 better than Phi-4 Mini?

Claude Fable 5 is the stronger model overall, scoring 66.8 to 30.9 on the Noometry Index. Phi-4 Mini costs 152× less per token, which makes it the better buy when Claude Fable 5's lead doesn't matter for your workload.

Which is cheaper, Claude Fable 5 or Phi-4 Mini?

Phi-4 Mini is cheaper. It lists at $0.075 per million input tokens and $0.30 per million output tokens; Claude Fable 5 lists at $10 and $50.

Is Claude Fable 5 or Phi-4 Mini better for coding?

Claude Fable 5 scores higher on coding benchmarks: 70.6 versus 28.1 in the Noometry coding category.

Which has the bigger context window?

Claude Fable 5 does, with 1M tokens against 128K.

How many benchmarks do Claude Fable 5 and Phi-4 Mini share?

2 benchmarks have published results for both models. Claude Fable 5 has 62 scored results on Noometry and Phi-4 Mini has 3.

Related comparisons

Go deeper