Model index

ERNIE 5.1

Trained from an ERNIE 5.0 submodel structure, reducing model size and training cost while improving reasoning, agents, and creative writing.

CurrentLanguageReasoningAgentWeights not released
MODEL NUMBER342
First public date
2026-05-09
Organization
Baidu
Family
ERNIE / 文心
01

Specifications

Only published specifications are shown.

Input modalities
Text
Output modalities
Text
Open weights
No
Status
Current
02

Overview

Release dates

— ERNIE 5.1 launched. ↗

03

Specifications alongside predecessor

Compared with ERNIE 5.0 ↗

PreviousERNIE 5.0— · — ctx
CurrentERNIE 5.1— · — ctx
04

Architecture & capabilities

05

Release history

06

Related models

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07

Sources

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