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Claude Fable 5 (medium) vs Muse Ember (minimal)

The average score is effectively tied at 8.9 vs 8.9. Muse Ember (minimal) has the lower benchmark cost at $0.047 vs $5.089. Muse Ember (minimal) is faster at 5.30s vs 16.84s, with pass rates of 79.7% vs 76.8%.

Last updated at: 2026-11-10

Compared models

Rank
#68
Total Output Tokens
47,285
Response Time (avg)
16.84s
Total Cost
$5.089
Rank
#67
Total Output Tokens
40,577
Response Time (avg)
5.30s
Total Cost
$0.047
Recommended model Muse Ember (minimal)

It has the best score here (8.9), while costing about 108.6x less than Claude Fable 5 (medium).

Detailed comparison

Metric Claude Fable 5 Claude Fable 5 medium Release: 2026-06-10 Muse Ember Muse Ember minimal Release: 2026-11-09
Score 8.9 8.9
Rank #68 #67
Reliability 10.0 9.7
Consistency 9.6 9.6
Attempts 69/69 69/69
Tests Correct
Attempt pass rate 79.7% 76.8%
Flaky tests 1 1
Total Runs 69 69
Cost per result 28.269 0.276
Total Cost $5.089 $0.047
Input Price $10.000 / 1M $0.100 / 1M
Output Price $50.000 / 1M $0.500 / 1M
Cache Read Price $1.000 / 1M $0.004 / 1M
Cache Write Price $12.500 / 1M $0.125 / 1M
Total Input Tokens 272,411 265,844
Output Tokens 35,497 10,584
Reasoning Tokens 11,788 29,993
Response Time (avg) 16.84s 5.30s
Response Time (max) 80.80s 48.15s
Response Time (total) 387.26s 121.82s
Parameters ~9.5T total (~878B active) ~150B total (~10B active)
Availability Closed Closed

Cache prices apply to input tokens. Reads reuse cached prompts; writes store them and can cost extra. Output tokens use the output price.

Model generation showcase

Hamster playing table tennis

Prompt: Create a detailed SVG illustration of a hamster playing table tennis.

#68 Claude Fable 5

medium
Cost
$0.606
Time
156.7s
Tokens
12,264 tok

#67 Muse Ember

minimal
Cost
$0.002
Time
4.5s
Tokens
2,690 tok

Top Models by Score

Score vs Total Cost

Response Time (avg)

Score vs Response Time (avg)

Total Output Tokens

Score vs Total Output Tokens

Category Breakdown

Coding Score Consistency Attempt pass rate Flaky tests Tests Correct Response Time (avg) Input Tokens Output Tokens Reasoning Tokens
Claude Fable 5 10.0 10.0 100.0% 0 15.59s 10,590 7,383 1,318
Muse Ember 10.0 10.0 100.0% 0 2.66s 7,410 577 6,099

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