GPT-NeoX 20B is EleutherAI's language model. A 20B-parameter open-source autoregressive LLM from EleutherAI built on the GPT-NeoX architecture and trained on The Pile for general text generation.
Specifications
Canonical IDeleutherai-gpt-neox-20b
TypeLanguage
StatusActive
CreatorEleutherAIEleutherAI
Input ModalitiesText
Output ModalitiesText
Parameters20B

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
GPT-NeoX 20BCurrent
GPT-NeoX 20B ChatAvailable
Rinna Bilingual GPT NeoX 4B Instruction PPOAvailable

Model IDs