Benchmarks for what frontier AI hasn't solved
Digital Work Index
An economically weighted measure of model performance across eight challenging benchmarks covering software engineering, logical reasoning and writing, and professional environments.
23.62
Fable 5.1
23.61
Opus 5.5
23.03
GPT-6 Astra
21.75
Opus 5
20.52
Grok 4.6
19.3
Grok 4.7
16.92
Gemini Flash 3.8
16.76
Kimi K3
16.45
GLM 5.3
16.29
Muse Spark 1.3
11.81
Qwen 3.8 Max
11.07
DeepSeek V4 Pro
6.95
Nemotron 3 Ultra 550B
All Models
Anthropic
Sep 22, 2026
Opus 5.5
RANK BY BENCHMARK
Agentic Coding 2.0
40.4%
#2/13
Agents’ Last Exam
38.2%
#1/43
SnorkelFinance 2.0
18.6%
#5/13
SnorkelLegal
31.4%
#7/13
SnorkelManufacturing
10.4%
#6/13
xAI
Sep 21, 2026
Grok 4.7
RANK BY BENCHMARK
Agentic Coding 2.0
31.9%
#7/13
Senior SWE-Bench
27.4%
#8/19
SnorkelFinance 2.0
20.2%
#3/13
SnorkelLegal
32.8%
#6/13
SnorkelManufacturing
12.1%
#2/13
OpenAI
Sep 03, 2026
GPT-6 Astra
RANK BY BENCHMARK
Agentic Coding 2.0
47.6%
#1/13
Agents’ Last Exam
34.2%
#2/43
SnorkelFinance 2.0
11.6%
#9/13
SnorkelLegal
20.9%
#13/13
SnorkelManufacturing
10%
#8/13
Google DeepMind
Sep 02, 2026
Gemini Flash 3.8
RANK BY BENCHMARK
Agentic Coding 2.0
32.6%
#6/13
SnorkelFinance 2.0
5.4%
#12/13
SnorkelLegal
25.3%
#12/13
SnorkelManufacturing
7.1%
#12/13
SnorkelRevOps
5.4%
#13/13
All benchmarks
All Benchmarks
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Benchmark Type: All
Software Engineering
Open Benchmarks Grants
Senior SWE-bench
Evaluates coding agents on senior-level software engineering tasks.
Tasteful Solve Rate
1
Fable 5.1
34.7%
2
Fable 5
34.7%
3
Opus 5
34.7%
Software Engineering
Open Benchmarks Grants
LibraryDesignBench
Measures how well AI agents design libraries that other agents can use.
Pass Rate
1
Opus 5.5
48.9%
2
Fable 5.1
47.5%
3
GPT-6 Astra (mini-SWE)
45.1%
Software Engineering
Proprietary
SWE-bench CLI
Evaluates validated multi-file code changes in open-source repositories.
By pass@1
1
Opus 5.5
16.6%
2
Fable 5.1
14.5%
3
Opus 5
14.0%
Software Engineering
Open Benchmarks Grants
SlopCode Bench
Measures coding-agent performance across evolving software requirements.
By Iso Solve
1
GPT-5.5
28.06%
2
GPT-5.3
26.02%
3
GPT-5.4
23.47%
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