Harrier OSS v1 27B vs KaLM Embedding Gemma3 12B 2511
MTEB multilingual v2 · Mean over tasks · multilingual (1037 languages) Embeddings assign examples to categories, group similar examples, estimate semantic similarity between pairs, classify relationships between pairs, rank relevant documents for queries, find translated sentence pairs, rerank documents according to instructions, assign multiple labels to each example, reorder candidate documents by relevance on MTEB Multilingual v2 · mean over tasks in 1037 languages including 'Auhelawa, Abau, Achi, Achinese, Achuar-Shiwiar, Adzera, Afrikaans, Agarabi; tasks receive equal weight
Harrier OSS v1 27B74.3
KaLM Embedding Gemma3 12B 251172.3
FollowIR · Mean over tasks · English Embeddings rerank documents according to instructions on FollowIR · mean over tasks in English; tasks receive equal weight
Harrier OSS v1 27B5.4
KaLM Embedding Gemma3 12B 25115.5
FollowIR · Mean over task types · English Embeddings rerank documents according to instructions on FollowIR · mean over task types in English; task types receive equal weight
Harrier OSS v1 27B5.4
KaLM Embedding Gemma3 12B 25115.5
FollowIR · Instruction Reranking · English Embeddings rerank documents according to instructions on FollowIR · Instruction Reranking in English
Harrier OSS v1 27B5.4
KaLM Embedding Gemma3 12B 25115.5
MTEB Europe v1 · Bitext Mining · multilingual (28 languages) Embeddings find translated sentence pairs on MTEB Europe v1 · Bitext Mining in 28 languages including Basque, Bulgarian, Croatian, Czech, Danish, Dutch, English, Estonian
Harrier OSS v1 27B93.6
KaLM Embedding Gemma3 12B 251192.8
MTEB Europe v1 · Clustering · multilingual (29 languages) Embeddings group similar examples on MTEB Europe v1 · Clustering in 29 languages including Basque, Bulgarian, Croatian, Czech, Danish, Dutch, English, Estonian
Harrier OSS v1 27B52.8
KaLM Embedding Gemma3 12B 251150.7
MTEB Europe v1 · Instruction Reranking · English Embeddings rerank documents according to instructions on MTEB Europe v1 · Instruction Reranking in English
Harrier OSS v1 27B5.4
KaLM Embedding Gemma3 12B 25115.5
MTEB Europe v1 · Multilabel Classification · multilingual (23 languages) Embeddings assign multiple labels to each example on MTEB Europe v1 · Multilabel Classification in 23 languages including Bulgarian, Croatian, Czech, Danish, Dutch, English, Estonian, Finnish
Harrier OSS v1 27B26
KaLM Embedding Gemma3 12B 251125.2
MTEB Europe v1 · Reranking · multilingual (12 languages) Embeddings reorder candidate documents by relevance on MTEB Europe v1 · Reranking in Bulgarian, Czech, Danish, Dutch, English, Finnish, French, German, Italian, Portuguese, Romanian, Swedish
Harrier OSS v1 27B64.4
KaLM Embedding Gemma3 12B 251163.1
MTEB French v1 · Pair Classification · French Embeddings classify relationships between pairs on MTEB French v1 · Pair Classification in French
Harrier OSS v1 27B72.4
KaLM Embedding Gemma3 12B 251169.2
MTEB Indic v1 · Clustering · multilingual (21 languages) Embeddings group similar examples on MTEB Indic v1 · Clustering in Assamese, Awadhi, Bengali, Bhojpuri, Chhattisgarhi, Gujarati, Hindi, Kannada, Kashmiri, Maithili, Malayalam, Manipuri, Marathi, Nepali (individual language), Odia, Panjabi, Sanskrit, Sindhi, Tamil, Telugu, Urdu
Harrier OSS v1 27B55
KaLM Embedding Gemma3 12B 251152.9
MTEB Indic v1 · Pair Classification · Hindi Embeddings classify relationships between pairs on MTEB Indic v1 · Pair Classification in Hindi
Harrier OSS v1 27B87.6
KaLM Embedding Gemma3 12B 251182.5
MTEB Indic v1 · Reranking · multilingual (2 languages) Embeddings reorder candidate documents by relevance on MTEB Indic v1 · Reranking in Bengali, Hindi
Harrier OSS v1 27B86.8
KaLM Embedding Gemma3 12B 251187.6
MTEB Indic v1 · STS · multilingual (13 languages) Embeddings estimate semantic similarity between pairs on MTEB Indic v1 · STS in Assamese, Bengali, English, Gujarati, Hindi, Kannada, Malayalam, Marathi, Odia, Panjabi, Tamil, Telugu, Urdu
Harrier OSS v1 27B63.4
KaLM Embedding Gemma3 12B 251163.4
MTEB multilingual v2 · Mean over task types · multilingual (1037 languages) Embeddings assign examples to categories, group similar examples, estimate semantic similarity between pairs, classify relationships between pairs, rank relevant documents for queries, find translated sentence pairs, rerank documents according to instructions, assign multiple labels to each example, reorder candidate documents by relevance on MTEB Multilingual v2 · mean over task types in 1037 languages including 'Auhelawa, Abau, Achi, Achinese, Achuar-Shiwiar, Adzera, Afrikaans, Agarabi; task types receive equal weight
Harrier OSS v1 27B64.2
KaLM Embedding Gemma3 12B 251162.5
MTEB multilingual v2 · Bitext Mining · multilingual (1026 languages) Embeddings find translated sentence pairs on MTEB Multilingual v2 · Bitext Mining in 1026 languages including 'Auhelawa, Abau, Achi, Achinese, Achuar-Shiwiar, Adzera, Afrikaans, Agarabi
Harrier OSS v1 27B86
KaLM Embedding Gemma3 12B 251183.8
MTEB multilingual v2 · Classification · multilingual (119 languages) Embeddings assign examples to categories on MTEB Multilingual v2 · Classification in 119 languages including Achinese, Afrikaans, Albanian, Algerian Arabic, Amharic, Arabic, Armenian, Assamese
Harrier OSS v1 27B79.9
KaLM Embedding Gemma3 12B 251177.9
MTEB multilingual v2 · Clustering · multilingual (208 languages) Embeddings group similar examples on MTEB Multilingual v2 · Clustering in 208 languages including Achinese, Afrikaans, Akan, Albanian, Amharic, Armenian, Assamese, Asturian
Harrier OSS v1 27B58.9
KaLM Embedding Gemma3 12B 251155.8
MTEB multilingual v2 · Instruction Reranking · English Embeddings rerank documents according to instructions on MTEB Multilingual v2 · Instruction Reranking in English
Harrier OSS v1 27B5.4
KaLM Embedding Gemma3 12B 25115.5
MTEB multilingual v2 · Multilabel Classification · multilingual (25 languages) Embeddings assign multiple labels to each example on MTEB Multilingual v2 · Multilabel Classification in 25 languages including Bulgarian, Croatian, Czech, Danish, Dutch, English, Estonian, Finnish
Harrier OSS v1 27B36.4
KaLM Embedding Gemma3 12B 251133
MTEB multilingual v2 · Pair Classification · multilingual (24 languages) Embeddings classify relationships between pairs on MTEB Multilingual v2 · Pair Classification in 24 languages including Arabic, Armenian, Bulgarian, Chinese, Czech, English, Finnish, French
Harrier OSS v1 27B85.4
KaLM Embedding Gemma3 12B 251184.7
MTEB multilingual v2 · Reranking · multilingual (22 languages) Embeddings reorder candidate documents by relevance on MTEB Multilingual v2 · Reranking in 22 languages including Bengali, Bulgarian, Czech, Danish, Dutch, English, Finnish, French
Harrier OSS v1 27B67.3
KaLM Embedding Gemma3 12B 251167.3
MTEB multilingual v2 · Retrieval · multilingual (120 languages) Embeddings rank relevant documents for queries on MTEB Multilingual v2 · Retrieval in 120 languages including Afrikaans, Amharic, Arabic, Armenian, Assamese, Bambara, Basque, Bengali
Harrier OSS v1 27B78.3
KaLM Embedding Gemma3 12B 251175.7
MTEB multilingual v2 · STS · multilingual (35 languages) Embeddings estimate semantic similarity between pairs on MTEB Multilingual v2 · STS in 35 languages including Afrikaans, Algerian Arabic, Amharic, Arabic, Assamese, Bengali, Dutch, English
Harrier OSS v1 27B80
KaLM Embedding Gemma3 12B 251179
MTEB Dutch v1 · Reranking · Dutch Embeddings reorder candidate documents by relevance on MTEB Dutch v1 · Reranking in Dutch
Harrier OSS v1 27B90.9
KaLM Embedding Gemma3 12B 251190.5
MTEB Portuguese v1 · Multilabel Classification · Portuguese Embeddings assign multiple labels to each example on MTEB Portuguese v1 · Multilabel Classification in Portuguese
Harrier OSS v1 27B38.1
KaLM Embedding Gemma3 12B 251131.6
MTEB Russian v1.1 · Pair Classification · Russian Embeddings classify relationships between pairs on MTEB Russian v1.1 · Pair Classification in Russian
Harrier OSS v1 27B61.5
KaLM Embedding Gemma3 12B 251161.6
MTEB Scandinavian v1 · Bitext Mining · multilingual (3 languages) Embeddings find translated sentence pairs on MTEB Scandinavian v1 · Bitext Mining in Danish, Norwegian Bokmål, Norwegian Nynorsk
Harrier OSS v1 27B85
KaLM Embedding Gemma3 12B 251182.7
MTEB Spanish v1 · Pair Classification · Spanish Embeddings classify relationships between pairs on MTEB Spanish v1 · Pair Classification in Spanish
Harrier OSS v1 27B81.2
KaLM Embedding Gemma3 12B 251177.7
MTEB Thai v1 · Clustering · Thai Embeddings group similar examples on MTEB Thai v1 · Clustering in Thai
Harrier OSS v1 27B55.3
KaLM Embedding Gemma3 12B 251157.2
MTEB Thai v1 · Pair Classification · Thai Embeddings classify relationships between pairs on MTEB Thai v1 · Pair Classification in Thai
Harrier OSS v1 27B88.5
KaLM Embedding Gemma3 12B 251185.1
MTEB Korean v2 · Retrieval · multilingual (2 languages) Embeddings rank relevant documents for queries on MTEB Korean v2 · Retrieval in English, Korean
Harrier OSS v1 27B76.6
KaLM Embedding Gemma3 12B 2511—
MTEB Thai v1 · Mean over tasks · multilingual (2 languages) Embeddings group similar examples, assign examples to categories, classify relationships between pairs, rank relevant documents for queries, reorder candidate documents by relevance on MTEB Thai v1 · mean over tasks in English, Thai; tasks receive equal weight
Harrier OSS v1 27B—
KaLM Embedding Gemma3 12B 251166.4
MTEB Thai v1 · Mean over task types · multilingual (2 languages) Embeddings group similar examples, assign examples to categories, classify relationships between pairs, rank relevant documents for queries, reorder candidate documents by relevance on MTEB Thai v1 · mean over task types in English, Thai; task types receive equal weight
Harrier OSS v1 27B—
KaLM Embedding Gemma3 12B 251166.8
MTEB Thai v1 · Classification · Thai Embeddings assign examples to categories on MTEB Thai v1 · Classification in Thai
Harrier OSS v1 27B—
KaLM Embedding Gemma3 12B 251176.2
MTEB Thai v1 · Reranking · Thai Embeddings reorder candidate documents by relevance on MTEB Thai v1 · Reranking in Thai
Harrier OSS v1 27B—
KaLM Embedding Gemma3 12B 251151.7
MTEB Thai v1 · Retrieval · multilingual (2 languages) Embeddings rank relevant documents for queries on MTEB Thai v1 · Retrieval in English, Thai
Harrier OSS v1 27B—
KaLM Embedding Gemma3 12B 251163.7
| Benchmark | Harrier OSS v1 27B | KaLM Embedding Gemma3 12B 2511 |
|---|---|---|
| MTEB multilingual v2 · Mean over tasks · multilingual (1037 languages) | 74.3 | 72.3 |
| FollowIR · Mean over tasks · English | 5.4 | 5.5 |
| FollowIR · Mean over task types · English | 5.4 | 5.5 |
| FollowIR · Instruction Reranking · English | 5.4 | 5.5 |
| MTEB Europe v1 · Bitext Mining · multilingual (28 languages) | 93.6 | 92.8 |
| MTEB Europe v1 · Clustering · multilingual (29 languages) | 52.8 | 50.7 |
| MTEB Europe v1 · Instruction Reranking · English | 5.4 | 5.5 |
| MTEB Europe v1 · Multilabel Classification · multilingual (23 languages) | 26 | 25.2 |
| MTEB Europe v1 · Reranking · multilingual (12 languages) | 64.4 | 63.1 |
| MTEB French v1 · Pair Classification · French | 72.4 | 69.2 |
| MTEB Indic v1 · Clustering · multilingual (21 languages) | 55 | 52.9 |
| MTEB Indic v1 · Pair Classification · Hindi | 87.6 | 82.5 |
| MTEB Indic v1 · Reranking · multilingual (2 languages) | 86.8 | 87.6 |
| MTEB Indic v1 · STS · multilingual (13 languages) | 63.4 | 63.4 |
| MTEB multilingual v2 · Mean over task types · multilingual (1037 languages) | 64.2 | 62.5 |
| MTEB multilingual v2 · Bitext Mining · multilingual (1026 languages) | 86 | 83.8 |
| MTEB multilingual v2 · Classification · multilingual (119 languages) | 79.9 | 77.9 |
| MTEB multilingual v2 · Clustering · multilingual (208 languages) | 58.9 | 55.8 |
| MTEB multilingual v2 · Instruction Reranking · English | 5.4 | 5.5 |
| MTEB multilingual v2 · Multilabel Classification · multilingual (25 languages) | 36.4 | 33 |
| MTEB multilingual v2 · Pair Classification · multilingual (24 languages) | 85.4 | 84.7 |
| MTEB multilingual v2 · Reranking · multilingual (22 languages) | 67.3 | 67.3 |
| MTEB multilingual v2 · Retrieval · multilingual (120 languages) | 78.3 | 75.7 |
| MTEB multilingual v2 · STS · multilingual (35 languages) | 80 | 79 |
| MTEB Dutch v1 · Reranking · Dutch | 90.9 | 90.5 |
| MTEB Portuguese v1 · Multilabel Classification · Portuguese | 38.1 | 31.6 |
| MTEB Russian v1.1 · Pair Classification · Russian | 61.5 | 61.6 |
| MTEB Scandinavian v1 · Bitext Mining · multilingual (3 languages) | 85 | 82.7 |
| MTEB Spanish v1 · Pair Classification · Spanish | 81.2 | 77.7 |
| MTEB Thai v1 · Clustering · Thai | 55.3 | 57.2 |
| MTEB Thai v1 · Pair Classification · Thai | 88.5 | 85.1 |
| MTEB Korean v2 · Retrieval · multilingual (2 languages) | 76.6 | — |
| MTEB Thai v1 · Mean over tasks · multilingual (2 languages) | — | 66.4 |
| MTEB Thai v1 · Mean over task types · multilingual (2 languages) | — | 66.8 |
| MTEB Thai v1 · Classification · Thai | — | 76.2 |
| MTEB Thai v1 · Reranking · Thai | — | 51.7 |
| MTEB Thai v1 · Retrieval · multilingual (2 languages) | — | 63.7 |
Specs
| Spec | Harrier OSS v1 27B | KaLM Embedding Gemma3 12B 2511 |
|---|---|---|
| Context | 33K | 33K |
| Weights | Open | Open |
| Released | Mar 2026 | Nov 2025 |
| Dimensions | 5,376 | 3,840 |
| Max input | 33K tokens | 131K tokens |
| Languages | en, Esperanto, es +90 | — |
| Memory (4-bit) | 16 GB | 7.1 GB |
| Licence | MIT | tencent-kalm-embedding-community |
| Commercial use | Allowed | Restricted |
What breaks when you switch
Harrier OSS v1 27B → KaLM Embedding Gemma3 12B 2511
Re-embed your whole corpus›
Vectors from different models can't be mixed; dimensions change from 5,376 to 3,840.
Languages: not verified
KaLM Embedding Gemma3 12B 2511 → Harrier OSS v1 27B
Re-embed your whole corpus›
Vectors from different models can't be mixed; dimensions change from 3,840 to 5,376.