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Pythia 12b
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Pythia 12b

huggingface.co·Infrastructure

Pythia-12b is part of EleutherAI's Pythia suite of large language models. This 12 billion parameter model was trained on the Pile dataset to enable transparent research into language model training. It supports text generation and is available for download and inference via the Hugging Face ecosystem.

Open Source
WebCLIAPI
P
Pythia 12b preview
Visit huggingface.co↗

Overview

3 features

Pythia 12b sits in PulseGate's Foundation models & chat category. It focuses on providing accessible large-scale language models for research into training dynamics and scaling laws. It is built as an open-source project for AI researchers. Pythia 12b is open source under the Open Source license. The product ships for the web, the command line, and API.

EleutherAI builds and maintains Pythia 12b, and the product first shipped in 2023. Key capabilities include Text Generation, Causal Language Modeling, and Large Language Model.

  • ✓Text Generation
  • ✓Causal Language Modeling
  • ✓Large Language Model

Tags

large-language-modelgpt-neoxresearch-model

AI capabilities

TextInference: LocalWeights: Open

Built with & integrations

Hosting
aws
AI providers
local_ossmultiple
Runs on
BrowserCLIAPI-only

Trust & compliance

LicenseOpen Source
Verified signals
✓ HTTPS✓ Privacy Policy✓ Terms of Service✓ Open Source✓ Free tier✓ GitHub
Legal
Privacy Policy →Terms of Service →

Recent events

Latest indexed changes and source events

  1. IndexedJul 19, 8:19 PM

    EleutherAI/pythia-12b verified by the PulseGate indexer

    Source: PulseGate indexerOpen ↗

Frequently asked questions about Pythia 12b

What does Pythia 12b do?
Pythia 12b focuses on providing accessible large-scale language models for research into training dynamics and scaling laws. It is catalogued under Foundation models & chat on PulseGate.
Who is Pythia 12b for?
Pythia 12b is an open-source project built for AI researchers.
Is Pythia 12b free?
Yes — Pythia 12b is open source under the Open Source license and free to use.
What platforms does Pythia 12b run on?
Pythia 12b runs on the web, the command line, and API.
Is Pythia 12b still maintained?
PulseGate's liveness checks currently classify Pythia 12b as active.
What are alternatives to Pythia 12b?
Similar tools tracked by PulseGate include Pythia 6.9b, Pythia 1.4b, and Pythia 1b.Pythia 6.9bPythia 1.4bPythia 1b
Who makes Pythia 12b?
Pythia 12b is developed by EleutherAI.
When did Pythia 12b launch?
Pythia 12b first shipped in 2023.

At a glance

Pricing
Open Source
Platforms
Cli · Web
Languages
English
Open source
Yes (GitHub)
License
Open Source
First seen
Mar 18, 2023
Activity
🟢 Active
Status
🟢 Active
Built for
AI researchers
Model
Open source
Solves
Providing accessible large-scale language models for research into training dynamics and scaling laws.

Developer

EleutherAI
↗ GitHub

Open source

View on GitHub →

Live coverage

Confidence
Medium · 70
Indexed
Jul 19, 2026
Lifecycle
Alive
Activity
Active
First seen
Mar 2023
Last seen
2d ago
Identity audit (9)
Entity ID
cmrs8s7ic013ht1mg6lsr3rrh
Slug
eleutherai-pythia-12b-huggingface-co
Verification state
Indexed for public listing
Claim / listing state
Unclaimed · listed: yes
Index status
Included in index
Latest evidence snapshot
Jul 19, 2026
Timeline basis
Indexed-at chronology (no inferred launch/funding milestones).
Last updated
Jul 22, 2026
Canonical URL
https://huggingface.co/EleutherAI/pythia-12b

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  • Pythia 1.4b
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  • Pythia 1b
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  • Hexis Aurora 12B V2 Testing
    huggingface.co