Methodology and data sources

How LastAI validates, normalizes, and presents the source data. Source information is disclosed without linking to an external service.

usage

Model usage

Fourteen completed UTC days are split into previous and current seven-day windows. Model values are observed floors from days in the daily Top 50, with Other retained in the denominator.

usage-filters

Context · tools · images

The same 14-day dataset is filtered for the 10K context bucket, requests containing tool calls, and image-input activity. Values are observed token floors, not request, tool-call, or image counts.

tasks

Task classification

Request and token shares come from a classified sample and are not interpreted as absolute traffic or total market demand.

apps

Apps · agents

Only apps opting into public attribution are included. Placements are joined by source App ID, and official URLs are never inferred.

benchmarks

Benchmarks

Third-party metrics retain their source meaning and are not blended into usage ranking or a LastAI composite score.

weekly

Weekly report

Monday's sync (last week, Monday to Sunday, and the week before) is kept as a weekly record that is never changed. Model and maker shares compare the two weeks in that record, app ranks compare with last week's record, and the result is published at /rankings/weekly/usage.

ATTRIBUTION

Original data source

Source: OpenRouter. LastAI is not the original provider and presents a separate analysis based on documented API responses at collection time.

Models APIopenrouter.ai
Daily rankings datasetopenrouter.ai
Task classifications datasetopenrouter.ai
App rankings datasetopenrouter.ai
Benchmarks datasetopenrouter.ai

Snapshot as of 2026-11-12T05:20:08.915Z · Synced 2026-11-12T05:20:14.971Z

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