XLAM 2 1B Fc R is an open-source language model by Salesforce. Features: 1b LLM, VRAM: 3.1GB, Context: 32K, License: cc-by-nc-4.0, LLM Explorer Score: 0.25.
Arxiv:2402.15506 Arxiv:2409.03215 Arxiv:2503.22673 Arxiv:2504.03601 Conversational Dataset:salesforce/apigen-mt-5... Dataset:salesforce/xlam-functi... Deploy:azure En Endpoints compatible Function-calling Llama Llama-factory Llm agent Pytorch Qwen Qwen2 Region:us Safetensors Tool-use
Model Card on HF 🤗: https://huggingface.co/Salesforce/xLAM-2-1b-fc-r
XLAM 2 1B Fc R Benchmarks
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").
What is the LLM Explorer Rank (Score)
XLAM 2 1B Fc R Parameters and Internals
| LLM Name | XLAM 2 1B Fc R |
| Repository 🤗 | https://huggingface.co/Salesforce/xLAM-2-1b-fc-r |
| Model Size | 1b |
| Required VRAM | 3.1 GB |
| Updated | 2026-04-10 |
| Maintainer | Salesforce |
| Model Type | qwen2 |
| Model Files | |
| Supported Languages | en |
| Model Architecture | Qwen2ForCausalLM |
| License | cc-by-nc-4.0 |
| Context Length | 32768 |
| Model Max Length | 32768 |
| Transformers Version | 4.46.1 |
| Tokenizer Class | Qwen2Tokenizer |
| Padding Token | <|endoftext|> |
| Vocabulary Size | 151936 |
| Torch Data Type | bfloat16 |
| Errors | replace |
Best Alternatives to XLAM 2 1B Fc R
Best Alternatives |
Context / RAM |
Downloads |
Likes |
|---|---|---|---|
| QwenStock 1.7B | 128K / 3.5 GB | 5 | 0 |
| QwenModelStock 1.8B | 128K / 7.1 GB | 5 | 0 |
| ECE PRYMMAL YL 1B SLERP V2 | 128K / 6.2 GB | 6 | 0 |
| ECE PRYMMAL YL 1B SLERP V3 | 128K / 6.2 GB | 9 | 0 |
| ECE PRYMMAL YL 1B SLERP V1 | 128K / 6.2 GB | 5 | 0 |
| ECE PRYMMAL YL 1B SLERP V4 | 128K / 6.2 GB | 5 | 0 |
| ECE PRYMMAL YL 1B SLERP V5 | 128K / 6.2 GB | 7 | 0 |
| Qwen 1B Continued V2.1 | 128K / 2.5 GB | 5 | 0 |
| Qwen 1B Continued | 128K / 2.5 GB | 6 | 0 |
| Qwen 1B Continued V2.2 | 128K / 2.5 GB | 11 | 0 |
Rank the XLAM 2 1B Fc R Capabilities
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Original data from HuggingFace, OpenCompass and various public git repos.
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Release v20260328a