C2LLM 0.5B measured on 10 of 261 Embeddings benchmarks10
BenchmarkByScoreRank
No benchmark matches
self-host onlyprice
74.5CoIR
Dec 2025released
896Dimensions
33K tokensMax input
en, zhLanguages
Alternatives?
ModelScoreCostPriceWhat changes
BetterQwen 3 Embedding 8BunstatedOpen+7%—$0.01Languages: not verified+1BetterQwen 3 Embedding 4BunstatedOpen+6%—$0.02Languages: not verified+1
Betterpplx Embed v1 4BOpen+4%—$0.03Languages: not verified+1VBetterVoyage Code 3unstated+5%—$0.18Max input: 33K tokens → 32K tokens+1cBetterF2LLM v2 14BunstatedOpen+7%——Memory (4-bit): 0.3 GB → 8.4 GBModelScoreCostPriceWhat changes
Nothing here yet.
ModelScoreCostPriceWhat changes
Qwen 3 Embedding 8BunstatedOpen+7%—$0.01Languages: not verified+1Qwen 3 Embedding 4BunstatedOpen+6%—$0.02Languages: not verified+1pplx Embed v1 4BOpen+4%—$0.03Languages: not verified+1VVoyage Code 3unstated+5%—$0.18Max input: 33K tokens → 32K tokens+1cF2LLM v2 14BunstatedOpen+7%——Memory (4-bit): 0.3 GB → 8.4 GBModelScoreCostPriceWhat changes
Qwen 3 Embedding 8BunstatedOpen+7%—$0.01Languages: not verified+1cC2LLM 7BOpen+7%——Memory (4-bit): 0.3 GB → 4.6 GBcF2LLM v2 8BunstatedOpen+7%——Memory (4-bit): 0.3 GB → 4.5 GBcF2LLM v2 4BunstatedOpen+7%——Memory (4-bit): 0.3 GB → 2.4 GBQwen 3 Embedding 4BunstatedOpen+6%—$0.02Languages: not verified+1ModelScoreCostPriceWhat changes
cF2LLM v2 14BunstatedOpen+7%——Memory (4-bit): 0.3 GB → 8.4 GBcC2LLM 7BOpen+7%——Memory (4-bit): 0.3 GB → 4.6 GBcF2LLM v2 8BunstatedOpen+7%——Memory (4-bit): 0.3 GB → 4.5 GBcF2LLM v2 4BunstatedOpen+7%——Memory (4-bit): 0.3 GB → 2.4 GBcF2LLM v2 1.7BunstatedOpen+5%——Memory (4-bit): 0.3 GB → 1 GBcF2LLM v2 0.6BunstatedOpen+4%——Memory (4-bit): 0.3 GB → 0.4 GBcF2LLM v2 330MunstatedOpen+2%——cF2LLM v2 160MunstatedOpen-5%——All codefuse-ai models →Run 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 C2LLM 0.5B cost?›
There is no per-unit API price: self-host only.
Is C2LLM 0.5B free to use?›
There is no free API. The weights are open, so you can run it yourself.
How good is C2LLM 0.5B, and what is it best at?›
#19 of 58 in Embeddings.
Is C2LLM 0.5B better than Splade Code 06B?›
On CoIR · Retrieval · multilingual (9 languages), C2LLM 0.5B scores 74.5 vs 74.8 — about the same.
When was C2LLM 0.5B released? Is there a newer version?›
Released 2025-12-22. It is the current version in its line.
Is C2LLM 0.5B open source?›
Yes, the weights are open (Apache-2.0 licence).
Can I run C2LLM 0.5B locally?›
The weights are open and can be self-hosted; hardware needs are not confirmed yet.
What is C2LLM 0.5B?›
C2LLM 0.5B is an open-weights embeddings & retrieval model from codefuse-ai, released Dec 2025.
What are the best alternatives to C2LLM 0.5B?›
Qwen 3 Embedding 8B (better).