Public Benchmark

The LQS Index — first public benchmark of training data quality.

Daily-rebalanced indices across the LabelSets marketplace and audited public catalog. Selection rules published. Constituents listed. Free public API. The reference your AI procurement and model-risk teams can quote.

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Datasets
marketplace + audited catalog
11
Live tickers
daily rebalance · open methodology
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Signed certs
Ed25519 · verifiable offline
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All tickers

Eleven indices, one rebalance cadence, zero black box.

Each ticker has a published selection rule (top-N by LQS composite within a category, or threshold-based for open-membership indices). Click any card to see current constituents and the rules that put them there.

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Public API — no auth required

Every index, every constituent, every history snapshot is queryable directly. Build dashboards, embed sparklines, or feed your procurement scoring pipeline.

# All indices, current state
curl https://labelsets.ai/api/lqs-index

# A single ticker (constituents + selection rule)
curl https://labelsets.ai/api/lqs-index/LQS-FINANCE-TOP25

# Historical composite (daily snapshots)
curl https://labelsets.ai/api/lqs-index/LQS-FINANCE-TOP25/history

Read the methodology →

Procurement / Buying

Filter training data by index tier.

Browse marketplace datasets that qualify for LQS-PROCUREMENT-GRADE or LQS-VERIFIED-PLATINUM. Cite the cert in your model card or vendor packet.

Browse listings →
Selling training data

Get listed in a ticker.

Upload your dataset, get a signed v3.1 cert, become eligible for index inclusion at the next rebalance. Format-specific guides for chat, code, RAG, time-series.

List your dataset →
Building / Citing

Use the index in your stack.

Embed a ticker on your site, hit the public API from your scoring pipeline, or reference the methodology in a procurement contract. CC-BY-4.0.

Read the methodology →