ERNIE 5.5 Flash Preview

Released
2026-11-11
Last refreshed
2026-11-11
Status
Researched 1d ago
ProprietaryCommercial use: restrictedRAGAgentsLong contextJSON / Tool use
Baidu AI releases · 11 in the last 12 months · this family litChangelog →
Specifications
Family
ERNIE 5.5
Released
2026-11-11
Context
1M
Parameters
280B (14B active)
Architecture
Mixture of Experts
Specialization
general
Openness
Proprietary
License
ProprietaryRestricted
Weights
Not released
Code
Unknown
Training
Fine-tuned
Created by
Baidu AI

Innovative text-to-video and app builder

Beijing, China
Founded 2010
Website
Pricing
Output / 1M
Free
Input / 1M
Free

Cheapest of 1 route · OpenRouter

Providers(1)
OpenRouter
Links
Website

About

ERNIE 5.5 Flash Preview is Baidu's first post-trained model built on ERNIE 5.5 Flash Base, released November 11, 2026. It has 280B total parameters with 14B active and a 1M-token context, and Baidu positions it for coding, 3D modeling, knowledge work and content creation with generation above 200 tokens per second. The API is available on Baidu Qianfan and as a free OpenRouter model; Baidu says the weights will be open-sourced under Apache 2.0 by November 25.

Providers(1)

Compare API pricing across 1 tracked provider route for input and output tokens, batch, and cached reads when available.

ProviderInput / 1MOutput / 1MRoute
OpenRouterFreeFree
Serverless

Capabilities

ReasoningJSON / Tool use

Benchmark peer barsfor RAG

No task-mapped benchmark peers are available for this model yet.

Migration checks

No linked migration route is available for this model yet.

API versions

baidu/ernie-5.5-flash-preview:free