Novasearch model product
stella_en_400M_v5
Ranked model from MTEB.
Updated Aug 18, 2026. Default version: stella_en_400M_v5
LLMBoard Embedding Score73.2stella_en_400M_v5
Coverage85%5 benchmark families
Context window8.2KTokens
Official input priceN/AOfficial price unavailable
stella_en_400M_v5 Capability Profile
This profile uses the model's current scored version. Arena ratings and prices are shown separately.
stella_en_400M_v5 Benchmark Results
Benchmark scores for stella_en_400M_v5.
Sort by
Benchmark | Score | Rank | Participants | Percentile | Evidence | Evaluated |
|---|
| BenchmarkMTEB(eng, v2) Clustering | Score57.7% | Rank22 | Participants213 | PercentileN/A | EvidenceA | Evaluated |
| BenchmarkMTEB(eng, v2) Reranking | Score49.6% | Rank23 | Participants237 | PercentileN/A | EvidenceA | Evaluated |
| BenchmarkMTEB(eng, v2) Classification | Score87.7% | Rank30 | Participants253 | PercentileN/A | EvidenceA | Evaluated |
| BenchmarkMTEB(eng, v2) Semantic Similarity | Score83.9% | Rank41 | Participants207 | PercentileN/A | EvidenceA | Evaluated |
| BenchmarkMTEB(eng, v2) Retrieval | Score52.7% | Rank82 | Participants208 | PercentileN/A | EvidenceA | Evaluated |
stella_en_400M_v5 Arena Results
Preference and agent-evaluation results for the default version.
No Arena results
The default version does not have a matching Arena result yet.
stella_en_400M_v5 Pricing
Official vendor API pricing appears first, followed by individual provider offers.
- Official API
- N/A
- Official provider
- N/A
- Lowest third-party
- N/A
- Tracked offerings
- 0
No provider prices
The default version has no current input or output token prices.
Official prices use only the vendor's configured official Provider and positive standard USD PAYG rates. Third-party offers remain explicitly labeled.
stella_en_400M_v5 Runtime Performance
Provider-specific output speed and catalog latency for stella_en_400M_v5. Runtime does not affect the capability score.
No runtime data
Browse runtime rankingsNo provider-specific speed or latency record is linked to the default version yet.
Output Speed is generated output tokens received per second. Catalog latency is reported separately from observed provider TTFT.
stella_en_400M_v5 Specifications
Technical details for the model's default version.
- Version
- stella_en_400M_v5
- Released
- Jul 12, 2024
- Knowledge cutoff
- Unknown
- Parameters
- 435M
- Context window
- 8.2K
- Max output
- N/A
- Inputs
- text
- Outputs
- embedding
- Open weights
- Yes
- License
- mit
stella_en_400M_v5 Versions
Available versions of this model. The score column identifies the version used in the overall ranking.
Sort by
Version | Released | LLMBoard | Parameters | Context | Max output | Open weights | License |
|---|
| Versionstella_en_400M_v5 | Released | LLMBoard73.2 | Parameters435M | Context8.2K | Max outputN/A | Open weightsYes | Licensemit |
stella_en_400M_v5 vs nearby models
Open a comparison with the three ranked models immediately above and below this model.
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What is stella_en_400M_v5?
Key information about stella_en_400M_v5 and its available data.
Ranked model from MTEB.
Data as of 2026-08-17.
FAQ
Common questions about stella_en_400M_v5.
When was stella_en_400M_v5 released?
stella_en_400M_v5's default version was released on Jul 12, 2024.
How much does stella_en_400M_v5 cost?
No official standard PAYG price is currently available for stella_en_400M_v5.
Who created stella_en_400M_v5?
stella_en_400M_v5 was created by Novasearch.
What is the context window for stella_en_400M_v5?
The default version has a 8.2K token context window.
Is stella_en_400M_v5 open weight?
Yes. The default version is marked as open weight under mit.
How many API providers offer stella_en_400M_v5?
No provider offering is currently linked to the default version.
What models should I compare stella_en_400M_v5 with?
Nearby ranked alternatives include Tarka-Embedding-350M-V1, F2LLM-0.6B, F2LLM-v2-0.6B.