stella_en_1.5B_v5_bf16
Released by it-just-works in 2025, stella_en_1.5B_v5_bf16 is an embedding model. stella_en_1.5B_v5_bf16 is an open-weights embed model.
by it-just-works
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Ways to use stella_en_1.5B_v5_bf16 in osFoundry
Connect with your own key (BYOK)
Open the key dialog and paste your it-just-works API key. osFoundry discovers stella_en_1.5B_v5_bf16 automatically — assign it to a Maestro role (router, direct, orchestrator, or fallback) in the Pipeline tab and it is live in every chat. Your key, your provider account — no token markup.
Deploy a dedicated endpoint
stella_en_1.5B_v5_bf16 is open-weights — run it locally for free, or deploy a dedicated GPU endpoint in your workspace for reserved capacity with no rate limits.
Use it in a Room App
Room Apps declare AI features in their manifest, then call them with invokeAI:
import { invokeAI } from '@osfoundry/app-sdk'
// 'summarize' is an AI feature declared in your app manifest.
const result = await invokeAI('summarize', userText)
Call it from your own apps
Once a model is wired into your workspace you can host it as an API and reach it from your own services, scripts, or CI — outside osFoundry.
stella_en_1.5B_v5_bf16 vs similar models
Licence
Unspecified — Licence terms not specified — verify the upstream model card before commercial use.
Check upstream documentation.
Frequently asked about stella_en_1.5B_v5_bf16
Is stella_en_1.5B_v5_bf16 free to use?
stella_en_1.5B_v5_bf16 is free to run locally on your own hardware. Hosted access through osFoundry is metered (input Free (local), output Free (local)). You can switch between local and hosted at any time.
Can I use stella_en_1.5B_v5_bf16 commercially?
Commercial use is allowed with conditions. Licence terms not specified — verify the upstream model card before commercial use. Check upstream documentation.
Can I run stella_en_1.5B_v5_bf16 locally?
Yes. stella_en_1.5B_v5_bf16 is open-weights and runs locally on a workstation GPU. osFoundry's local runtime handles model loading, quantisation, and routing.
What is stella_en_1.5B_v5_bf16 best at?
stella_en_1.5B_v5_bf16 is well-suited to sentence similarity.
How do I use stella_en_1.5B_v5_bf16 in osFoundry?
Paste your it-just-works API key in the key dialog (or deploy the open weights for self-hostable models), assign stella_en_1.5B_v5_bf16 to a Maestro role in the Pipeline tab, then use it in chat, Room Apps via invokeAI, or your own apps.
Published by it-just-works on September 16, 2025. Source: https://huggingface.co/it-just-works/stella_en_1.5B_v5_bf16