Comsat Embed Ja 8B Preview measured on 3 of 261 Embeddings benchmarks3
BenchmarkByScoreRank
No benchmark matches
self-host onlyprice
84.2JMTEB v2
Jul 2026released
4,096Dimensions
41K tokensMax input
en, jaLanguages
Alternatives?
ModelScoreCostPriceWhat changes
cOpenRuri v3 310M-2%——Max input: 41K tokens → 8K tokens+1sOpenSarashina Embedding v2 1B-2%——Max input: 41K tokens → 8K tokens+1cOpenRuri v3 130M-2%——Max input: 41K tokens → 8K tokens+1sOpenComsat Embed Ja 0.3B Preview-3%——Max input: 41K tokens → 8K tokens+1cOpenF2LLM v2 14Bunstated-3%——Memory (4-bit): 4.5 GB → 8.4 GBModelScoreCostPriceWhat changes
Nothing here yet.
ModelScoreCostPriceWhat changes
Nothing here yet.
ModelScoreCostPriceWhat changes
cRuri v3 310MOpen-2%——Max input: 41K tokens → 8K tokens+1sSarashina Embedding v2 1BOpen-2%——Max input: 41K tokens → 8K tokens+1cRuri v3 130MOpen-2%——Max input: 41K tokens → 8K tokens+1sComsat Embed Ja 0.3B PreviewOpen-3%——Max input: 41K tokens → 8K tokens+1cF2LLM v2 14BunstatedOpen-3%——Memory (4-bit): 4.5 GB → 8.4 GBRun it yourself
estimateFits 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
LicenceCC BY-NC 4.0no commercial use
Benchmarks
in Embeddings & RetrievalFAQ
How much does Comsat Embed Ja 8B Preview cost?›
There is no per-unit API price: self-host only.
Is Comsat Embed Ja 8B Preview free to use?›
There is no free API. The weights are open, so you can run it yourself.
How good is Comsat Embed Ja 8B Preview, and what is it best at?›
#9 of 164 in Embeddings.
Is Comsat Embed Ja 8B Preview better than Ruri v3 310M?›
On JMTEB v2 · Reranking · Japanese, Comsat Embed Ja 8B Preview scores 80.1 vs 78.8 — higher.
When was Comsat Embed Ja 8B Preview released? Is there a newer version?›
Released 2026-07-03. It is the current version in its line.
Is Comsat Embed Ja 8B Preview open source?›
Yes, the weights are open (cc-by-nc-4.0 licence).
Can I run Comsat Embed Ja 8B Preview locally?›
The weights are open and can be self-hosted; hardware needs are not confirmed yet.
What is Comsat Embed Ja 8B Preview?›
Comsat Embed Ja 8B Preview is an open-weights embeddings & retrieval model from sionic-ai, released Jul 2026.
What are the best alternatives to Comsat Embed Ja 8B Preview?›
Ruri v3 310M (open weights).