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Stella Base En v2

Oct 2023
iStella Base En v2
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price not verifiedprice
51.6MTEB English v2
Oct 2023released
768Dimensions
1K tokensMax input
enLanguages

Rankingconfiguration unstated?

Full ranking →
1F2LLM v2 14B68.92Gte Qwen2 7B Instruct68.53F2LLM v2 8B68.14F2LLM v2 4B67.85Gte Qwen1.5 7B Instruct66
···
79E5 Small v232.480Stella Base En v232.381E5 Base32

Strong at

B
Embeddings & Retrieval#93 of 200

Run it yourself

estimate
Fits on✓ 8 GB (phone, laptop) · full quality✓ 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
BEIR · Mean over tasks · English50#102
BEIR · Mean over task types · English50#102
BEIR · Retrieval · English50#102
MTEB Persian v2 · Reranking · Persian32.6#100
JMTEB v2 · Clustering · Japanese17.6#108
JMTEB v2 · STS · Japanese59.7#108
LongEmbed · Mean over tasks · English34.5#105
LongEmbed · Mean over task types · English34.5#105
LongEmbed · Retrieval · English34.5#105
MTEB German v1 · Clustering · German25.1#80
MTEB German v1 · Classification · German49.3#96
MTEB German v1 · STS · German49#89
MTEB German v1 · Pair Classification · German48.9#136
MTEB German v1 · Reranking · German22.2#95
MTEB Europe v1 · Retrieval · multilingual (25 languages)38.5#86
MTEB Europe v1 · Bitext Mining · multilingual (28 languages)37.2#123
MTEB Europe v1 · Classification · multilingual (23 languages)51.6#64
MTEB Europe v1 · Clustering · multilingual (29 languages)37.3#81
MTEB Europe v1 · Instruction Reranking · English-3.3#173
MTEB Europe v1 · Pair Classification · multilingual (11 languages)83.4#79
MTEB Europe v1 · Reranking · multilingual (12 languages)50.8#104
MTEB Europe v1 · Multilabel Classification · multilingual (23 languages)12.1#108
MTEB French v1 · Mean over tasks · multilingual (2 languages)50.3#44
MTEB French v1 · Mean over task types · multilingual (2 languages)51.6#45
MTEB French v1 · STS · French72.1#49
MTEB French v1 · Retrieval · multilingual (2 languages)34.5#82
MTEB French v1 · Reranking · French68.8#67
MTEB French v1 · Clustering · French45.7#25
MTEB French v1 · Classification · French54.1#77
MTEB French v1 · Summarization · French31.4#22
MTEB French v1 · Pair Classification · French54.5#150
MTEB Indic v1 · Mean over tasks · multilingual (25 languages)33.9#76
MTEB Indic v1 · Mean over task types · multilingual (25 languages)25.5#67
MTEB Indic v1 · Classification · multilingual (8 languages)43.7#89
MTEB Indic v1 · Retrieval · multilingual (14 languages)15.2#94
MTEB Indic v1 · Bitext Mining · multilingual (20 languages)3.9#105
MTEB Indic v1 · Reranking · multilingual (2 languages)51.9#123
MTEB Indic v1 · Pair Classification · Hindi53.9#125
MTEB Indic v1 · STS · multilingual (13 languages)6.4#120
MTEB Indic v1 · Clustering · multilingual (21 languages)3.3#145
MTEB Korean v2 · Reranking · Korean9.4#111
MTEB Korean v2 · Classification · Korean22.3#93
MTEB Dutch v1 · Reranking · Dutch77.8#137
MTEB Polish v1 · Pair Classification · Polish62.7#111
MTEB Polish v1 · Classification · Polish42#87
MTEB Polish v1 · STS · Polish55.3#80
MTEB Portuguese v1 · Multilabel Classification · Portuguese17.7#153
MTEB Law v1 · Mean over tasks · multilingual (3 languages)38.8#98
MTEB Law v1 · Mean over task types · multilingual (3 languages)38.8#98
MTEB Law v1 · Retrieval · multilingual (3 languages)38.8#98
MTEB Medical v1 · Mean over tasks · multilingual (10 languages)38.2#76
MTEB Medical v1 · Mean over task types · multilingual (10 languages)32.3#80
MTEB Medical v1 · Retrieval · multilingual (10 languages)40.6#79
MTEB Medical v1 · Clustering · English35.8#108
MTEB Medical v1 · Reranking · Mandarin Chinese20.5#133
FollowIR · Mean over tasks · English-3.3#173
FollowIR · Mean over task types · English-3.3#173
FollowIR · Instruction Reranking · English-3.3#173
MTEB Spanish v1 · Pair Classification · Spanish59.4#110
MTEB Spanish v1 · Clustering · Spanish41.3#73
MTEB Spanish v1 · Reranking · Spanish31.4#94
MTEB Thai v1 · Clustering · Thai3.9#135
MTEB Thai v1 · Pair Classification · Thai52.2#120
MTEB Scandinavian v1 · Clustering · multilingual (2 languages)33.7#91
MTEB Scandinavian v1 · Classification · multilingual (6 languages)48.3#106
MTEB Scandinavian v1 · Bitext Mining · multilingual (3 languages)63.1#106
MTEB Russian v1.1 · Mean over tasks · Russian27.1#73
MTEB Russian v1.1 · Mean over task types · Russian27.3#73
MTEB Russian v1.1 · Classification · Russian31.6#107
MTEB Russian v1.1 · STS · Russian41.7#100
MTEB Russian v1.1 · Reranking · Russian20.8#117
MTEB Russian v1.1 · Clustering · Russian17.6#112
MTEB Russian v1.1 · Pair Classification · Russian46.9#170
MTEB Russian v1.1 · Retrieval · Russian7.2#73
MTEB Russian v1.1 · Multilabel Classification · Russian25.3#140
RTEB French beta · Mean over tasks · multilingual (2 languages)18#136
RTEB German beta · Mean over tasks · German13.8#156
RTEB Law beta · Mean over tasks · multilingual (4 languages)29.9#144
MTEB multilingual v2 · Classification · multilingual (119 languages)48.6#95
MTEB multilingual v2 · Clustering · multilingual (208 languages)41.5#74
MTEB multilingual v2 · Pair Classification · multilingual (24 languages)71.7#120
MTEB multilingual v2 · Retrieval · multilingual (120 languages)35.3#125
MTEB multilingual v2 · Bitext Mining · multilingual (1026 languages)25.1#122
MTEB multilingual v2 · Instruction Reranking · English-3.3#173
MTEB multilingual v2 · Multilabel Classification · multilingual (25 languages)15.8#121
MTEB multilingual v2 · Reranking · multilingual (22 languages)43.9#121

FAQ

How much does Stella Base En v2 cost?›

There is no per-unit API price: price not verified.

How good is Stella Base En v2, and what is it best at?›

#93 of 200 in Embeddings.

Is Stella Base En v2 better than E5 Small v2?›

On MTEB Medical v1 · Mean over task types · multilingual (10 languages), Stella Base En v2 scores 32.3 vs 32.4 — about the same.

When was Stella Base En v2 released? Is there a newer version?›

Released 2023-10-19. It is the current version in its line.

Is Stella Base En v2 open source?›

Yes, the weights are open (MIT licence).

Can I run Stella Base En v2 locally?›

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

What is Stella Base En v2?›

Stella Base En v2 is an open-weights embeddings & retrieval model from infgrad, released Oct 2023.

What are the best alternatives to Stella Base En v2?›

Gte Large (better), Gte Qwen2 7B Instruct (open weights).