LLM Releases

Model family timeline

Last updated May 8, 2026

ERNIE 5 model releases

A source-backed timeline for the ERNIE 5 model family, collecting release dates, labs, access details, context windows, and major lifecycle changes.

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All models·Latest releases·Coding models·Reasoning models·Changelog

Most recent in this set

May 8, 2026

ERNIE 5.1

Baidu

1 model

ERNIE 5.1

Available
BaiduFrontierProprietary

Baidu's sparse-MoE flagship and the first Chinese model to reach the global LMArena top tier, reportedly trained at roughly 6% of comparable frontier pre-training cost. Text-only across Chinese and English with a 128K-token context; hosted via Baidu Qianfan with an OpenAI-compatible API.

MoEUndisc.128K ctxMay 8, 2026