OpenAI: GPT-4o

OpenAI's GPT-4o, released on May 12, 2024, demonstrates a strong overall performance profile, particularly excelling in speed and reliability. It consistently performs among the fastest models, ranking in the top tier (75th percentile) across benchmarks. While its pricing is moderate (20th percentile), it offers exceptional reliability with a 100% success rate, indicating minimal technical failures. GPT-4o exhibits perfect accuracy in both the Hallucinations Baseline and Ethics (Baseline) benchmarks, showcasing its ability to acknowledge uncertainty and adhere to ethical principles. It also performs very well in General Knowledge (99.5% accuracy) and Email Classification (99.0% accuracy). Its instruction-following capabilities are robust (69.0% accuracy, 80th percentile), and it demonstrates strong reasoning (84.0% accuracy, 76th percentile) and coding proficiency (93.0% accuracy, 88th percentile). Notably, for Hallucinations and Ethics, it is the most accurate model at its price point and among models of similar speed. Its multimodal capabilities, supporting both text and image inputs, further enhance its versatility.