← Model explorer

Sourced model record · Catalog current through July 21, 2026

Yi-Lightning

A reviewed catalog record from 01.AI, released October 18, 2024. This page reports only what named sources publish about this exact record, with receipts.

API accessClosed weightsLanguage

What the evidence says

Developer
01.AI
Released
October 18, 2024
Domains
Language
Tasks
Language modeling/generation
Access
API access
Weights
Closed weights

Across the boards

Each row is one named authority's own current view. Nothing is combined.

Aider polyglot
12.9% · rank #62 · system yi-lightning (system result, not a bare-model score)

Benchmark results

Epoch AI Benchmarking Hub scores for this reviewed identity. Rows with a scaffold are system results, not bare-model results. Fraction-unit scores shown as percentages.

Aider Polyglot
12.9%

Common questions

What is Yi-Lightning?

Yi-Lightning is a 01.AI model released October 18, 2024, according to Epoch AI's reviewed catalog record. The record classifies it under language.

How does Yi-Lightning rank on LMArena?

No board Model Gauntlet mirrors currently lists this exact model revision under a reviewed identity, so no rating is reported here.

What does Yi-Lightning cost?

No reviewed source carries pricing for this record, so no price is reported here.