Model2d ago
GPT-5.5 Reclaims Benchmark Lead Despite Higher Costs
OpenAI released GPT-5.5, reclaiming the top spot on industry benchmarks. The new model increases API costs by 20 percent. Despite the performance jump, frequent hallucinations persist. Developers must weigh these higher operational expenses against marginal accuracy gains. This update offers the best value among proprietary models but fails to solve core reliability issues.