◆ Gentoo Logic · Modeling Warehouse

Architecture comparison

AI21 Labs vs OpenAI

AI21 Labs runs closer to the foundational model (Native (own / self-hosted weights)) than OpenAI (Native (own / self-hosted weights)). No shared foundational model — different bets.

AI21 Labs

AI/LLM

Proximity
Native (own / self-hosted weights)
Models
proprietary / self-built models
Cloud · datastore
Multi-Cloudobject
Compliance
SOC 2
Architecture

Trains Jamba, its own hybrid Mamba-Transformer long-context models.

OpenAI

AI/LLM

Proximity
Native (own / self-hosted weights)
Models
OpenAI · GPT
Cloud · datastore
AzureAzure Cosmos DBPostgreSQLblob storage
Compliance
SOC 2GDPRCCPA
Architecture

Trains and serves its own GPT frontier models on Microsoft Azure supercomputers (custom GPU clusters). Product data on Azure stores; the API/Responses platform fronts the models for developers.

← Full orbit map · Score your own stack →