Coverage (30d)
6vs2
This Week
2vs0
Evidence
1 articlesRelationships
0Timeline
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
OpenAI Codex2026-04-08
Weekly active users grew from 2M to 3M in under a month, a 50% increase
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 withQwen3-30B-A3B1 src
competes withGPT-4V1 src
competes withGemini1 src
deploysChain-of-Thought Prompting1 src
OpenAI Codex
usesGitHub Copilot3 src
Benchmarks
mmlu pro
Claude 3.5 Sonnet78
OpenAI Codex—
arena elo
Claude 3.5 Sonnet1268
OpenAI Codex—
swe bench verified
Claude 3.5 Sonnet49
OpenAI Codex—