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Claude Fable 5.1 (low) vs Seed-2.0-Code (high)

The average score is effectively tied at 6.9 vs 6.9. Seed-2.0-Code (high) has the lower benchmark cost at $1.273 vs $2.565. Claude Fable 5.1 (low) is faster at 10.33s vs 124.18s, with pass rates of 56.1% vs 63.6%.

Last updated at: 2026-09-02

Rank
#130
Total Output Tokens
24,375
Response Time (avg)
10.33s
Total Cost
$2.565
Rank
#132
Total Output Tokens
410,575
Response Time (avg)
124.18s
Total Cost
$1.273
Recommended model Claude Fable 5.1 (low)

It has the best score here (6.9), while responding about 12.0x faster than Seed-2.0-Code (high).

Detailed comparison

Metric Claude Fable 5.1 Claude Fable 5.1 low Release: 2026-09-02 Seed-2.0-Code Seed-2.0-Code high Release: 2026-08-12
Score 6.9 6.9
Rank #130 #132
Reliability 10.0 8.6
Consistency 9.2 7.8
Attempts 66/66 66/66
Tests Correct
Attempt pass rate 56.1% 63.6%
Flaky tests 2 5
Total Runs 66 66
Cost per result 23.315 11.571
Total Cost $2.565 $1.273
Input Price $10.000 / 1M $0.500 / 1M
Output Price $50.000 / 1M $3.000 / 1M
Total Input Tokens 134,582 81,970
Output Tokens 8,955 7,186
Reasoning Tokens 15,420 403,389
Response Time (avg) 10.33s 124.18s
Response Time (max) 33.10s 675.30s
Response Time (total) 227.37s 2732.03s
Parameters ~9.5T total (~878B active) ~200B total (~20B active)
Availability Closed Closed

Model generation showcase

Hamster playing table tennis

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

#130 Claude Fable 5.1

low
Cost
$0.126
Time
28.5s
Tokens
2,652 tok

#132 Seed-2.0-Code

high
Cost
$0.037
Time
183.6s
Tokens
12,388 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 5.1 3.4 10.0 0.0% 0 6.75s 10,608 1,753 0
Seed-2.0-Code 6.2 6.5 55.6% 1 266.74s 6,750 432 124,956

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