OpenAI MRCR v2 8-needle 128K-256K — leaderboard

OpenAI MRCR v2 8-needle long-context retrieval variant for the 128K-256K context range.

Source: openai.com.

Interactive version: theaggregate.ai/benchmark?slug=openai-mrcr-v2-8-needle-128k-256k · How the rankings work · Data refreshed daily, snapshot 2026-07-22.