long context benchmark
OpenAI-MRCR: 2 needle 256k Leaderboard
OpenAI-MRCR: 2 needle 256k is a Multi-Round Co-reference Resolution (MRCR) benchmark for long-context reasoning at 256k tokens.
Updated Sep 5, 2026
Models1
Model coverage1
MetricScore
EvidenceB
OpenAI-MRCR: 2 needle 256k Ranking
Higher score ranks better on this benchmark.
Sort by
Rank | Model | Score | Percentile | Participants | Evidence | Evaluated |
|---|
| Rank01 | ModelOP | Score86.80% | Percentile100.00% | Participants1 | EvidenceC | Evaluated |
OpenAI-MRCR: 2 needle 256k Highlights
The leading models and scores on this benchmark.
The Top AI Models for OpenAI-MRCR: 2 needle 256k
The first five results on this benchmark, with official price and output speed added where the model identity can be matched.
Ranking basisThis openai-mrcr: 2 needle 256k AI model leaderboard uses descending score in the benchmark original unit. The leaderboard ranking keeps matched price and speed data separate from benchmark evidence.
- 01OPOpenAI
- Score
- 86.80%
- Price
- $1.3 input / $10 output per 1M tokens
- Speed
- Up to 100.00 tok/s via OpenAI
Strengths
- Ranks #1 of 1 compared models
- 100th percentile on this benchmark
- C evidence result
Considerations
- This result measures OpenAI-MRCR: 2 needle 256k, not total model capability
Selection summary
Best AI Models for OpenAI-MRCR: 2 needle 256k
GPT-5 currently leads OpenAI-MRCR: 2 needle 256k with 86.80%. It is the top model on this specific benchmark, while the best LLM for the broader task should also be checked against other benchmarks, price, and runtime.
Use this leaderboard with the supporting benchmark results and coverage details above. A leaderboard position summarizes the selected ranking signal; it does not replace workload-specific testing.
What is OpenAI-MRCR: 2 needle 256k?
What OpenAI-MRCR: 2 needle 256k measures and how its scores work.
It evaluates models on multi-turn conversations containing multiple writing requests on overlapping topics.
It measures the ability to distinguish between similar outputs, reason about ordering, and reproduce specific content, reported as a Score ratio.
Scores are shown in ratio. This benchmark is not independently verified and has an evidence level of B.
- Family
- OpenAI-MRCR: 2 needle 256k
- Modality
- text
- Primary category
- long context
- Score direction
- higher
- LLMBoard eligible
- No
- Evaluation key
- overall
LLM Stats. Benchmark scores retain their original unit. Overall score eligibility is shown separately.
FAQ
Common questions about OpenAI-MRCR: 2 needle 256k.
Which model scores highest on OpenAI-MRCR: 2 needle 256k?
GPT-5 is currently ranked first with 86.80%.
What are the top three models on OpenAI-MRCR: 2 needle 256k?
The current leaders are GPT-5 (86.80%).
Which OpenAI-MRCR: 2 needle 256k model has the lowest official input price?
GPT-5 has the lowest matched official input price at $1.3 input / $10 output per 1M tokens.
Which models are fastest among OpenAI-MRCR: 2 needle 256k results?
The fastest matched records are GPT-5 (100.00 tok/s via OpenAI).
Does the highest score result prove overall model quality?
No. This benchmark measures one defined capability or task. The overall LLMBoard score uses a separate aggregation across eligible benchmark evidence.