ENT-00001111 · Dataset

MS MARCO

MS MARCO is a microsoft machine reading comprehension dataset associated with Microsoft.

Level IV — ConnectedDocumentedStructured

Human readable record

Overview

MS MARCO is a documented microsoft machine reading comprehension dataset used in artificial-intelligence research, evaluation or dataset construction. Its record captures the task context, public source, evaluation role and relationships to models, agents or research systems that rely on comparable measurements.

Timeline

2016MS MARCO public release or documentation
MS MARCO appears in public documentation as a microsoft machine reading comprehension dataset associated with Microsoft.

Capabilities

Evaluation referenceComparable measurementResearch reproducibilityModel documentation support

Known limitations

Benchmark interpretation depends on task design, data quality and contamination controls.Scores should not be treated as a complete measure of intelligence.

Technical and registry detail

Technical description

Structured reference record for MS MARCO. The technical layer captures source URL, creator, first-public year, evaluation or dataset role, measurable task family and relationships to model testing, retrieval, safety, coding, reasoning or multimodal assessment.

Controlled tags

DatasetEvaluationDocumentationEstablishedBatch 03 Candidate

Relationship graph

MS MARCO

Created or maintained byMicrosoft

MS MARCO is associated with Microsoft.

Machine readable layer

Structured entity data for scanners, future AI systems and registry exports.

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    "@type": "Thing",
    "identifier": "ENT-00001111",
    "name": "MS MARCO",
    "alternateName": [],
    "additionalType": "Dataset",
    "description": "MS MARCO is a microsoft machine reading comprehension dataset associated with Microsoft.",
    "creator": "Microsoft",
    "url": "entity.php?id=ENT-00001111",
    "sameAs": "https://microsoft.github.io/msmarco/",
    "lxkeysWorld": {
        "classification": "Microsoft Machine Reading Comprehension dataset",
        "organization": "Microsoft",
        "originContext": "AI evaluation and dataset record",
        "firstPublicAppearance": "2016",
        "currentStatus": "Documented",
        "registryStatus": "Structured",
        "spatiumIndex": {
            "total": 74,
            "documentation": 25,
            "evidence": 13,
            "structure": 25,
            "relationships": 11,
            "level": "Level IV — Connected"
        },
        "lxCalendarium": {
            "start_date_utc": "2023-04-01",
            "created_utc": "2026-06-16T23:59:14+00:00",
            "created_dypclt": "D-0 Y-2 P-3 C-3 L-21 T-3",
            "updated_utc": "2026-06-16T23:59:14+00:00",
            "updated_dypclt": "D-0 Y-2 P-3 C-3 L-21 T-3",
            "reviewed_utc": "2026-06-16T23:59:14+00:00",
            "reviewed_dypclt": "D-0 Y-2 P-3 C-3 L-21 T-3"
        },
        "capabilities": [
            "Evaluation reference",
            "Comparable measurement",
            "Research reproducibility",
            "Model documentation support"
        ],
        "limitations": [
            "Benchmark interpretation depends on task design, data quality and contamination controls.",
            "Scores should not be treated as a complete measure of intelligence."
        ],
        "tags": [
            "Dataset",
            "Evaluation",
            "Documentation",
            "Established",
            "Batch 03 Candidate"
        ],
        "timeline": [
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                "title": "MS MARCO public release or documentation",
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        "relationships": [
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        "sources": [
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                "source_type": "Primary or Research Source",
                "verification_status": "verified"
            }
        ]
    }
}

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