MRCRV2
OpenAI MRCR (Multi-round co-reference resolution) is a long context dataset for benchmarking an LLM's ability to distinguish between multiple needles hidden in context.
- Domain
- rl-env
- License
- unknown
- Published
- Jan 2026
Cite
Notes
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Top score 93 by Claude Opus 4.6 - 3 models reporting (2 frontier)
Score history
2Top models
3
FAQ
- What is MRCRV2?
- OpenAI MRCR (Multi-round co-reference resolution) is a long context dataset for benchmarking an LLM's ability to distinguish between multiple needles hidden in context.
- What is the current top score on MRCRV2?
- The top reported score is 93 by Claude Opus 4.6, across 3 models reporting (2 from frontier labs).
- What license is MRCRV2 under?
- MRCRV2 is available under unknown.