React Doctor

ReactBench v1, a new evaluation for coding agents on realistic React work, finds that top models like GPT 5.6 Sol score only 43.1% on tests that measure performance, accessibility, and quality issues …

OpenAI's GPT-5.6 Sol achieved the highest score on ReactBench v1 at 43.1%, a new benchmark for coding agents on realistic React tasks, while Anthropic's Claude Fable 5 scored 41.2% at 6.3 times the co…

AI agent teams must build robust evaluation systems to prevent reward hacking and ensure agents complete tasks as intended, according to experts at Arize Observe 2026. Agent evals, which score outputs…