Baidu·ERNIE / 文心

ERNIE 4.5

The hosted multimodal ERNIE 4.5 product model, recorded separately from the concrete weight tiers opened in June without borrowing their parameter counts.

LegacyLanguageMultimodalWeights not released

MODEL NUMBER317

First public date: 2025-03-16
Organization: Baidu
Family: ERNIE / 文心

Specifications

Only published specifications are shown.

Input modalities: Text · Image · Audio · Video
Output modalities: Text
Open weights: No
Status: Legacy

Overview

Release dates

March 16, 2025 — ERNIE 4.5 launched. ↗

Specifications alongside predecessor

Compared with ERNIE 4.0 ↗

PreviousERNIE 4.0— · — ctx

CurrentERNIE 4.5— · — ctx

Architecture & capabilities

Release history

2025-03-16General release

ERNIE 4.5 launched.

View source

Related models

Select a card to view the related model.

PredecessorERNIE 4.0View details →SiblingERNIE X1View details →SiblingERNIE 4.5 300B-A47BView details →SuccessorERNIE 5.0View details →

Sources

Baidu Unveils ERNIE 4.5 and Reasoning Model ERNIE X1Baidu (PRNewswire) · Published 2025-03-16 · Checked 2026-09-03

Official · Verified

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Page: https://llmlineage.com/en/models/ernie-4-5
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