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Pythia 12B


Pythia 12B is EleutherAI logoEleutherAI's language model with a 2K context window and up to 2K output tokens, starting at $0.200 / 1M input and $0.200 / 1M output. A 12B-parameter LLM from EleutherAI's Pythia suite, deliberately designed to support scientific interpretability research on large language models.
Spec
Canonical IDeleutherai-pythia-12b
TypeLanguage
StatusActive
CreatorEleutherAIEleutherAI
Providers
Context Window2K tokens
Max Output2K tokens
Input ModalitiesText
Output ModalitiesText
Parameters12B

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·

Pricing by Provider

ProviderStandard
Input
$ / 1M
Output
$ / 1M
Fireworks AI logo
Fireworks AI
accounts/fireworks/models/pythia-12b
$0.200$0.200

Cost Calculator

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Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Pythia 12B2K$0.200$0.200Current
Pythia 160M DedupedAvailable
Pythia 70M DedupedAvailable

Model IDs