LIVE INTELLIGENCE · part of the Xentir AI Index

Claude 3.5 Sonnet (Jun 2024) vs GPT-4o (Nov 2024)

Claude 3.5 Sonnet (Jun 2024) · Anthropic, released 2024-06-20
GPT-4o (Nov 2024) · OpenAI, released 2024-11-20

“Epoch AI, 'AI Benchmarking Hub'. Published online at epoch.ai. Retrieved from 'https://epoch.ai/benchmarks' [online resource].” · epoch.ai/benchmarks · Licensed CC BY 4.0 · data last verified 2026-07-26 · Methodology · Data Sources

Head-to-head

Measured on 5 of 9 tracked benchmarks for both models — Claude 3.5 Sonnet (Jun 2024) leads on 5.

Benchmark	Claude 3.5 Sonnet (Jun 2024)	GPT-4o (Nov 2024)	Leads
Epoch Capabilities Index (ECI)	130.0	129.3	Claude 3.5 Sonnet (Jun 2024)
SWE-bench Verified	Not measured	0.310	Not measured on both
GPQA Diamond	0.540	0.479	Claude 3.5 Sonnet (Jun 2024)
MATH Level 5	0.517	0.498	Claude 3.5 Sonnet (Jun 2024)
OTIS Mock AIME 2024-2025	0.065	0.062	Claude 3.5 Sonnet (Jun 2024)
FrontierMath	0.010	0.003	Claude 3.5 Sonnet (Jun 2024)
FrontierMath Tier 4	0.000	Not measured	Not measured on both
SimpleQA Verified	Not measured	Not measured	Not measured on both
Chess Puzzles	Not measured	Not measured	Not measured on both

Benchmark results measure specific tasks and should not be treated as a universal measure of model quality. A model with no row here for a benchmark has not been measured on it — that is left blank, never estimated.

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Claude 3.5 Sonnet (Jun 2024) → · GPT-4o (Nov 2024) → · the full AI Model Rankings table