ERNIE 5 Thinking Preview is Baidu's language model. A preview-stage reasoning-oriented LLM from Baidu representing the ERNIE 5.0 generation with enhanced thinking capabilities.
Specifications
Canonical IDbaidu-ernie-5-thinking-preview
TypeLanguage
StatusActive
CreatorBaiduBaidu
Input ModalitiesText
Output ModalitiesText
Benchmarks
Intelligence Index
#236
Math Index
#61
MMLU-Pro
#64
GPQA
#187
HLE
#189
LiveCodeBench
#28
IFBench
#251
Time to First Token
#93
SciCode
#224
AIME 2025
#61
LCR
#409
TerminalBench Hard
#125
TAU2
#103
Output TPS
#338

Capabilities

Input1/5
Text✓
Image·
Audio·
Video·
PDF·
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
ERNIE 5 Thinking Preview————Current
ERNIE 5.1—119K$0.563$2.54Available
ERNIE 4.5 21B A3B Thinking131K$0.070$0.280Available
ERNIE 4.5 300B A47B131K——Available
ERNIE 4.5 VL 424B A47B123K$0.420$1.25Deprecated
ERNIE 4.5 300B A47B Paddle—123K$0.280$1.10Available
ERNIE 4.5 VL 28B A3B Thinking—131K$0.390$0.390Available
ERNIE Image————Available
ERNIE Image Turbo————Available

Model IDs

baidu-ernie-5-thinking-preview
ernie-5-0-thinking-preview