Coverage (30d)
6vs4
This Week
2vs1
Evidence
1 articlesRelationships
1Timeline
Claude 3.5 Sonnet2026-05-19
Anthropic released Claude 3.5 Sonnet with 70% lower cost and 3x speed boost
Claude 3.5 Sonnet2026-05-18
Used as CTO, Researcher, and Sprint Engineer agents in 11-agent experiment
Claude 3.5 Sonnet2026-04-18
Achieved 81.2% score on SWE-Bench coding benchmark
Claude 3.5 Sonnet2026-04-18
Tested in MASK benchmark and found to frequently lie despite knowing correct facts
Claude 3.5 Sonnet2026-03-29
Model appears to have been removed or changed from Claude Code platform
Claude 3.5 Sonnet2026-03-15
Demonstration of advanced financial analysis capabilities through prompt engineering
Ecosystem
Claude 3.5 Sonnet
developed byAnthropic8 src
competes withGPT-4V1 src
competes withGemini1 src
deploysChain-of-Thought Prompting1 src
Kimi K3
competes withGPT-4o2 src
competes withClaude 3.5 Sonnet1 src
competes withGemini 2.0 Pro1 src
deploysMixture of Experts (Sparse MoE for LLMs)1 src
competes withAnthropic Opus 4.81 src
competes withGPT-5.6 Sol1 src
Benchmarks
mmlu pro
Claude 3.5 Sonnet78
Kimi K3—
arena elo
Claude 3.5 Sonnet1268
Kimi K3—
swe bench verified
Claude 3.5 Sonnet49
Kimi K3—
swe bench
Claude 3.5 Sonnet—
Kimi K389.2