UltraBERT Embed 150M measured on 17 of 261 Embeddings benchmarks17
BenchmarkByScoreRank
No benchmark matches
self-host onlyprice
57.2MTEB English v2
Oct 2026released
768Dimensions
33K tokensMax input
enLanguages
Rankingconfiguration unstated?
Full ranking →Strong at
Alternatives?
ModelScoreCostPriceWhat changes
DBetterUibk Embedding v1unstatedOpen+15%——Max input: 33K tokens → 0K tokenslBetterGTE ModernColBERT v1Open+14%——Max input: 33K tokens → 0K tokenscOpenF2LLM v2 8Bunstated-3%——Memory (4-bit): 0.1 GB → 4.5 GBBOpenBidirLM 1B Embedding-4%——Max input: 33K tokens → 1K tokens+1cOpenF2LLM v2 4Bunstated-5%——Memory (4-bit): 0.1 GB → 2.4 GBModelScoreCostPriceWhat changes
Nothing here yet.
ModelScoreCostPriceWhat changes
DUibk Embedding v1unstatedOpen+15%——Max input: 33K tokens → 0K tokenslGTE ModernColBERT v1Open+14%——Max input: 33K tokens → 0K tokensModelScoreCostPriceWhat changes
DUibk Embedding v1unstatedOpen+15%——Max input: 33K tokens → 0K tokenslGTE ModernColBERT v1Open+14%——Max input: 33K tokens → 0K tokenscF2LLM v2 8BunstatedOpen-3%——Memory (4-bit): 0.1 GB → 4.5 GBBBidirLM 1B EmbeddingOpen-4%——Max input: 33K tokens → 1K tokens+1cF2LLM v2 4BunstatedOpen-5%——Memory (4-bit): 0.1 GB → 2.4 GBRun it yourself
estimateFits 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
LicenceApache-2.0free for commercial use
Benchmarks
in Embeddings & RetrievalFAQ
How much does UltraBERT Embed 150M cost?›
There is no per-unit API price: self-host only.
Is UltraBERT Embed 150M free to use?›
There is no free API. The weights are open, so you can run it yourself.
How good is UltraBERT Embed 150M, and what is it best at?›
#43 of 200 in Embeddings. Strongest at: Embeddings & Retrieval.
Is UltraBERT Embed 150M better than GTE ModernColBERT v1?›
On LongEmbed · Mean over tasks · English, UltraBERT Embed 150M scores 79.3 vs 90.6 — lower.
When was UltraBERT Embed 150M released? Is there a newer version?›
Released 2026-10-10. It is the current version in its line.
Is UltraBERT Embed 150M open source?›
Yes, the weights are open (Apache-2.0 licence).
Can I run UltraBERT Embed 150M locally?›
The weights are open and can be self-hosted; hardware needs are not confirmed yet.
What is UltraBERT Embed 150M?›
UltraBERT Embed 150M is an open-weights embeddings & retrieval model from dmis-lab, released Oct 2026.
What are the best alternatives to UltraBERT Embed 150M?›
Uibk Embedding v1 (better).