Tarka Embedding 150M v1 vs Tarka Embedding 350M v1

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Specs

SpecTarka Embedding 150M v1Tarka Embedding 350M v1
Context2K128K
WeightsOpenOpen
ReleasedNov 2025Nov 2025
Dimensions—1,024
Max input2K tokens128K tokens
Languagesen, es, fr +5en, es, fr +5
Memory (4-bit)0.1 GB0.2 GB
LicenceGemma termslfm1.0
Commercial useRestrictedRestricted

What breaks when you switch

Tarka Embedding 150M v1 → Tarka Embedding 350M v1
Re-embed your whole corpus›

Vectors from different models can't be mixed.

Memory (4-bit): 0.1 GB → 0.2 GB
Tarka Embedding 350M v1 → Tarka Embedding 150M v1
Re-embed your whole corpus›

Vectors from different models can't be mixed.

Max input: 128K tokens → 2K tokens