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LCO Embedding Omni 3B

Oct 2025
LLCO Embedding Omni 3B
Compare in
on
self-host onlyprice
73.3MIEB lite
Oct 2025released
2,048Dimensions
33K tokensMax input

Rankingconfiguration unstated?

Full ranking →
1Argus Colqwen3.5 9B v089.82Nemotron Colembed VL 8B v289.53Argus Colqwen3.5 4B v089.54VultronRetrieverPrime Qwen3.5 8B88.95VultronRetrieverCore Qwen3.5 4.5B88.9
···
49ColSmol 256M73.450LCO Embedding Omni 3B73.351EmbeddingGemma 267.1

Strong at

C
Embeddings & Retrieval#50 of 89

Run it yourself

estimate
Fits on✓ 8 GB (phone, laptop) · 8-bit✓ 16 GB · full quality✓ 24 GB GPU · full quality✓ 48 GB GPU · full quality✓ 80 GB GPU · full quality
LicenceMITfree for commercial use

Benchmarks

in Embeddings & Retrieval
MAEB v1 · Mean over tasks · multilingual (159 languages)52.3#4
MAEB v1 · Mean over task types · multilingual (159 languages)55.5#4
MAEB v1 · Audio Classification · multilingual (102 languages)54.5#4
MAEB v1 · Audio Zero-shot Classification · English62.2#5
MAEB v1 · Any-to-any Retrieval · multilingual (150 languages)54.5#3
MAEB v1 · Audio Pair Classification · English66.7#4
MAEB v1 · Audio Reranking · No linguistic content75.4#15
MAEB v1 · Audio Multilabel Classification · English74.1#9
MAEB v1 · Audio Clustering · multilingual (6 languages)1.3#34
MAEB v1 audio-only · Mean over tasks · multilingual (102 languages)49.8#6
MAEB v1 audio-only · Mean over task types · multilingual (102 languages)53#16
MAEB v1 audio-only · Audio Classification · multilingual (102 languages)54.5#4
MAEB v1 audio-only · Any-to-any Retrieval · multilingual (4 languages)67.1#25
MAEB v1 audio-only · Audio Clustering · multilingual (6 languages)1.3#34
MAEB v1 audio-only · Audio Pair Classification · English66.7#4
MAEB v1 audio-only · Audio Reranking · No linguistic content75.4#15
MIEB Img · Visual semantic similarity (multilingual) · multilingual (13 languages)80.8#2
MIEB lite · Mean over tasks · multilingual (41 languages)66.4#2
MIEB lite · Mean over task types · multilingual (41 languages)66.4#2
MIEB lite · Vision Centric QA · English69#4
MIEB lite · Any-to-any Retrieval · English36.4#5
MIEB lite · Document Understanding · English73.3#50
MIEB lite · Zero-shot Classification · English66.2#13
MIEB lite · Compositionality · English47.6#2
MIEB lite · Image Classification · English72.8#21
MIEB lite · Any-to-any Multilingual Retrieval · multilingual (40 languages)54.6#8
MIEB lite · Image Clustering · English78.7#13
MIEB lite · Visual semantic similarity (English) · English85.7#2
MIEB lite · Visual semantic similarity (multilingual) · multilingual (13 languages)79.5#2
MIEB multilingual · Visual semantic similarity (multilingual) · multilingual (13 languages)79.5#2
MTEB Medical v1 · Clustering · English33.4#155
MVEB v1 · Mean over tasks · multilingual (16 languages)54.6#5
MVEB v1 · Mean over task types · multilingual (16 languages)54.5#2
MVEB v1 · Any-to-any Retrieval · English54.1#8
MVEB v1 · Video Zero-shot Classification · English52.7#5
MVEB v1 · Video Pair Classification · English80.7#1
MVEB v1 · Video Classification · multilingual (16 languages)56.1#4
MVEB v1 · Video Clustering · English27#2
MVEB v1 · Video Centric QA · English56.4#6
MVEB text video v1 · Mean over tasks · multilingual (16 languages)54.8#4
MVEB text video v1 · Mean over task types · multilingual (16 languages)50.8#4
MVEB text video v1 · Video Zero-shot Classification · English53.7#10
MVEB text video v1 · Any-to-any Retrieval · English59.1#10
MVEB text video v1 · Video Clustering · English17.6#5
MVEB text video v1 · Video Classification · multilingual (16 languages)54#4
MVEB text video v1 · Video Centric QA · English32.8#1
MVEB text video v1 · Video Pair Classification · English87.7#4
MVEB video v1 · Mean over tasks · multilingual (16 languages)61.6#4
MVEB video v1 · Mean over task types · multilingual (16 languages)65.1#3
MVEB video v1 · Video Classification · multilingual (16 languages)54.4#4
MVEB video v1 · Video Pair Classification · English75.9#1

FAQ

How much does LCO Embedding Omni 3B cost?›

There is no per-unit API price: self-host only.

Is LCO Embedding Omni 3B free to use?›

There is no free API. The weights are open, so you can run it yourself.

How good is LCO Embedding Omni 3B, and what is it best at?›

#50 of 89 in Multimodal.

Is LCO Embedding Omni 3B better than ColSmol 256M?›

On MIEB lite · Document Understanding · English, LCO Embedding Omni 3B scores 73.3 vs 73.4 — about the same.

When was LCO Embedding Omni 3B released? Is there a newer version?›

Released 2025-10-23. It is the current version in its line.

Is LCO Embedding Omni 3B open source?›

Yes, the weights are open (MIT licence).

Can I run LCO Embedding Omni 3B locally?›

The weights are open and can be self-hosted; hardware needs are not confirmed yet.

What is LCO Embedding Omni 3B?›

LCO Embedding Omni 3B is an open-weights embeddings & retrieval model from LCO-Embedding, released Oct 2025.

What are the best alternatives to LCO Embedding Omni 3B?›

Jina Embeddings v4 (better), Argus Colqwen3.5 9B v0 (open weights).