InternLM
Introduction
InternLM2 has open-sourced a 20 billion parameter base model and a chat model tailored for practical scenarios. The model has the following characteristics:
200K Context window: Nearly perfect at finding needles in the haystack with 200K-long context, with leading performance on long-context tasks like LongBench and L-Eval. Try it with LMDeploy for 200K-context inference.
Outstanding comprehensive performance: Significantly better than the last generation in all dimensions, especially in reasoning, math, code, chat experience, instruction following, and creative writing, with leading performance among open-source models in similar sizes. In some evaluations, InternLM2-Chat-20B may match or even surpass ChatGPT (GPT-3.5).
Code interpreter & Data analysis: With code interpreter, InternLM2-Chat-20B obtains compatible performance with GPT-4 on GSM8K and MATH. InternLM2-Chat also provides data analysis capability.
Stronger tool use: Based on better tool utilization-related capabilities in instruction following, tool selection and reflection, InternLM2 can support more kinds of agents and multi-step tool calling for complex tasks. See examples.
InternLM2-Chat-20B
Performance Evaluation
We conducted a comprehensive evaluation of InternLM using the open-source evaluation tool OpenCompass. The evaluation covered five dimensions of capabilities: disciplinary competence, language competence, knowledge competence, inference competence, and comprehension competence. Here are some of the evaluation results, and you can visit the OpenCompass leaderboard for more evaluation results.
| Dataset\Models | InternLM2-7B | InternLM2-Chat-7B | InternLM2-20B | InternLM2-Chat-20B | ChatGPT | GPT-4 |
|---|---|---|---|---|---|---|
| MMLU | 65.8 | 63.7 | 67.7 | 66.5 | 69.1 | 83.0 |
| AGIEval | 49.9 | 47.2 | 53.0 | 50.3 | 39.9 | 55.1 |
| BBH | 65.0 | 61.2 | 72.1 | 68.3 | 70.1 | 86.7 |
| GSM8K | 70.8 | 70.7 | 76.1 | 79.6 | 78.2 | 91.4 |
| MATH | 20.2 | 23.0 | 25.5 | 31.9 | 28.0 | 45.8 |
| HumanEval | 43.3 | 59.8 | 48.8 | 67.1 | 73.2 | 74.4 |
| MBPP(Sanitized) | 51.8 | 51.4 | 63.0 | 65.8 | 78.9 | 79.0 |
- The evaluation results were obtained from OpenCompass (some data marked with *, which means come from the original papers), and evaluation configuration can be found in the configuration files provided by OpenCompass.
- The evaluation data may have numerical differences due to the version iteration of OpenCompass, so please refer to the latest evaluation results of OpenCompass.
Limitations: Although we have made efforts to ensure the safety of the model during the training process and to encourage the model to generate text that complies with ethical and legal requirements, the model may still produce unexpected outputs due to its size and probabilistic generation paradigm. For example, the generated responses may contain biases, discrimination, or other harmful content. Please do not propagate such content. We are not responsible for any consequences resulting from the dissemination of harmful information.
Import from Transformers
To load the InternLM 20B Chat model using Transformers, use the following code:
import torch
from transformers import AutoTokenizer, AutoModelForCausalLM
tokenizer = AutoTokenizer.from_pretrained("internlm/internlm2-chat-20b", trust_remote_code=True)
# Set `torch_dtype=torch.float16` to load model in float16, otherwise it will be loaded as float32 and cause OOM Error.
model = AutoModelForCausalLM.from_pretrained("internlm/internlm2-chat-20b", torch_dtype=torch.float16, trust_remote_code=True).cuda()
model = model.eval()
response, history = model.chat(tokenizer, "hello", history=[])
print(response)
# Hello! How can I help you today?
response, history = model.chat(tokenizer, "please provide three suggestions about time management", history=history)
print(response)
The responses can be streamed using stream_chat:
import torch
from transformers import AutoModelForCausalLM, AutoTokenizer
model_path = "internlm/internlm2-chat-20b"
model = AutoModelForCausalLM.from_pretrained(model_path, torch_dtype=torch.float16, trust_remote_code=True).cuda()
tokenizer = AutoTokenizer.from_pretrained(model_path, trust_remote_code=True)
model = model.eval()
length = 0
for response, history in model.stream_chat(tokenizer, "Hello", history=[]):
print(response[length:], flush=True, end="")
length = len(response)
Deployment
LMDeploy
LMDeploy is a toolkit for compressing, deploying, and serving LLM, developed by the MMRazor and MMDeploy teams.
pip install lmdeploy
You can run batch inference locally with the following python code:
import lmdeploy
pipe = lmdeploy.pipeline("internlm/internlm2-chat-20b")
response = pipe(["Hi, pls intro yourself", "Shanghai is"])
print(response)
Or you can launch an OpenAI compatible server with the following command:
lmdeploy serve api_server internlm/internlm2-chat-20b --model-name internlm2-chat-20b --server-port 23333
Then you can send a chat request to the server:
curl http://localhost:23333/v1/chat/completions \
-H "Content-Type: application/json" \
-d '{
"model": "internlm2-chat-20b",
"messages": [
{"role": "system", "content": "You are a helpful assistant."},
{"role": "user", "content": "Introduce deep learning to me."}
]
}'
Find more details in the LMDeploy documentation
vLLM
Launch OpenAI compatible server with vLLM>=0.3.2:
pip install vllm
python -m vllm.entrypoints.openai.api_server --model internlm/internlm2-chat-20b --served-model-name internlm2-chat-20b --trust-remote-code
Then you can send a chat request to the server:
curl http://localhost:8000/v1/chat/completions \
-H "Content-Type: application/json" \
-d '{
"model": "internlm2-chat-20b",
"messages": [
{"role": "system", "content": "You are a helpful assistant."},
{"role": "user", "content": "Introduce deep learning to me."}
]
}'
Find more details in the vLLM documentation
Open Source License
The code is licensed under Apache-2.0, while model weights are fully open for academic research and also allow free commercial usage. To apply for a commercial license, please fill in the application form (English)/็ณ่ฏท่กจ๏ผไธญๆ๏ผ. For other questions or collaborations, please contact [email protected].
Citation
@misc{cai2024internlm2,
title={InternLM2 Technical Report},
author={Zheng Cai and Maosong Cao and Haojiong Chen and Kai Chen and Keyu Chen and Xin Chen and Xun Chen and Zehui Chen and Zhi Chen and Pei Chu and Xiaoyi Dong and Haodong Duan and Qi Fan and Zhaoye Fei and Yang Gao and Jiaye Ge and Chenya Gu and Yuzhe Gu and Tao Gui and Aijia Guo and Qipeng Guo and Conghui He and Yingfan Hu and Ting Huang and Tao Jiang and Penglong Jiao and Zhenjiang Jin and Zhikai Lei and Jiaxing Li and Jingwen Li and Linyang Li and Shuaibin Li and Wei Li and Yining Li and Hongwei Liu and Jiangning Liu and Jiawei Hong and Kaiwen Liu and Kuikun Liu and Xiaoran Liu and Chengqi Lv and Haijun Lv and Kai Lv and Li Ma and Runyuan Ma and Zerun Ma and Wenchang Ning and Linke Ouyang and Jiantao Qiu and Yuan Qu and Fukai Shang and Yunfan Shao and Demin Song and Zifan Song and Zhihao Sui and Peng Sun and Yu Sun and Huanze Tang and Bin Wang and Guoteng Wang and Jiaqi Wang and Jiayu Wang and Rui Wang and Yudong Wang and Ziyi Wang and Xingjian Wei and Qizhen Weng and Fan Wu and Yingtong Xiong and Chao Xu and Ruiliang Xu and Hang Yan and Yirong Yan and Xiaogui Yang and Haochen Ye and Huaiyuan Ying and Jia Yu and Jing Yu and Yuhang Zang and Chuyu Zhang and Li Zhang and Pan Zhang and Peng Zhang and Ruijie Zhang and Shuo Zhang and Songyang Zhang and Wenjian Zhang and Wenwei Zhang and Xingcheng Zhang and Xinyue Zhang and Hui Zhao and Qian Zhao and Xiaomeng Zhao and Fengzhe Zhou and Zaida Zhou and Jingming Zhuo and Yicheng Zou and Xipeng Qiu and Yu Qiao and Dahua Lin},
year={2024},
eprint={2403.17297},
archivePrefix={arXiv},
primaryClass={cs.CL}
}
็ฎไป
InternLM2 ๏ผๅณไนฆ็ยทๆตฆ่ฏญๅคงๆจกๅ็ฌฌไบไปฃ๏ผๅผๆบไบ้ขๅๅฎ็จๅบๆฏ็200ไบฟๅๆฐๅบ็กๆจกๅไธๅฏน่ฏๆจกๅ ๏ผInternLM2-Chat-20B๏ผใๆจกๅๅ ทๆไปฅไธ็น็น๏ผ
- ๆๆๆฏๆ20ไธๅญ่ถ ้ฟไธไธๆ๏ผๆจกๅๅจ20ไธๅญ้ฟ่พๅ ฅไธญๅ ไนๅฎ็พๅฐๅฎ็ฐ้ฟๆโๅคงๆตทๆ้โ๏ผ่ไธๅจ LongBench ๅ L-Eval ็ญ้ฟๆไปปๅกไธญ็่กจ็ฐไน่พพๅฐๅผๆบๆจกๅไธญ็้ขๅ ๆฐดๅนณใ ๅฏไปฅ้่ฟ LMDeploy ๅฐ่ฏ20ไธๅญ่ถ ้ฟไธไธๆๆจ็ใ
- ็ปผๅๆง่ฝๅ จ้ขๆๅ๏ผๅ่ฝๅ็ปดๅบฆ็ธๆฏไธไธไปฃๆจกๅๅ จ้ข่ฟๆญฅ๏ผๅจๆจ็ใๆฐๅญฆใไปฃ็ ใๅฏน่ฏไฝ้ชใๆไปค้ตๅพชๅๅๆๅไฝ็ญๆน้ข็่ฝๅๆๅๅฐคไธบๆพ่๏ผ็ปผๅๆง่ฝ่พพๅฐๅ้็บงๅผๆบๆจกๅ็้ขๅ ๆฐดๅนณ๏ผๅจ้็น่ฝๅ่ฏๆตไธ InternLM2-Chat-20B ่ฝๆฏ่ฉ็่ณ่ถ ่ถ ChatGPT ๏ผGPT-3.5๏ผใ
- ไปฃ็ ่งฃ้ๅจไธๆฐๆฎๅๆ๏ผๅจ้ ๅไปฃ็ ่งฃ้ๅจ๏ผcode-interpreter๏ผ็ๆกไปถไธ๏ผInternLM2-Chat-20B ๅจ GSM8K ๅ MATH ไธๅฏไปฅ่พพๅฐๅ GPT-4 ็ธไปฟ็ๆฐดๅนณใๅบไบๅจๆฐ็ๅๅทฅๅ ทๆน้ขๅผบๅคง็ๅบ็ก่ฝๅ๏ผInternLM2-Chat ๆไพไบๅฎ็จ็ๆฐๆฎๅๆ่ฝๅใ
- ๅทฅๅ ท่ฐ็จ่ฝๅๆดไฝๅ็บง๏ผๅบไบๆดๅผบๅๆดๅ ทๆๆณๅๆง็ๆไปค็่งฃใๅทฅๅ ท็ญ้ไธ็ปๆๅๆ็ญ่ฝๅ๏ผๆฐ็ๆจกๅๅฏไปฅๆดๅฏ้ ๅฐๆฏๆๅคๆๆบ่ฝไฝ็ๆญๅปบ๏ผๆฏๆๅฏนๅทฅๅ ท่ฟ่กๆๆ็ๅค่ฝฎ่ฐ็จ๏ผๅฎๆ่พๅคๆ็ไปปๅกใๅฏไปฅๆฅ็ๆดๅคๆ ทไพใ
InternLM2-Chat-20B
ๆง่ฝ่ฏๆต
ๆไปฌไฝฟ็จๅผๆบ่ฏๆตๅทฅๅ ท OpenCompass ไปๅญฆ็ง็ปผๅ่ฝๅใ่ฏญ่จ่ฝๅใ็ฅ่ฏ่ฝๅใๆจ็่ฝๅใ็่งฃ่ฝๅไบๅคง่ฝๅ็ปดๅบฆๅฏนInternLMๅผๅฑๅ จ้ข่ฏๆต๏ผ้จๅ่ฏๆต็ปๆๅฆไธ่กจๆ็คบ๏ผๆฌข่ฟ่ฎฟ้ฎ OpenCompass ๆฆๅ ่ทๅๆดๅค็่ฏๆต็ปๆใ
| ่ฏๆต้ | InternLM2-7B | InternLM2-Chat-7B | InternLM2-20B | InternLM2-Chat-20B | ChatGPT | GPT-4 |
|---|---|---|---|---|---|---|
| MMLU | 65.8 | 63.7 | 67.7 | 66.5 | 69.1 | 83.0 |
| AGIEval | 49.9 | 47.2 | 53.0 | 50.3 | 39.9 | 55.1 |
| BBH | 65.0 | 61.2 | 72.1 | 68.3 | 70.1 | 86.7 |
| GSM8K | 70.8 | 70.7 | 76.1 | 79.6 | 78.2 | 91.4 |
| MATH | 20.2 | 23.0 | 25.5 | 31.9 | 28.0 | 45.8 |
| HumanEval | 43.3 | 59.8 | 48.8 | 67.1 | 73.2 | 74.4 |
| MBPP(Sanitized) | 51.8 | 51.4 | 63.0 | 65.8 | 78.9 | 79.0 |
- ไปฅไธ่ฏๆต็ปๆๅบไบ OpenCompass ่ทๅพ๏ผ้จๅๆฐๆฎๆ ๆณจ
*ไปฃ่กจๆฐๆฎๆฅ่ชๅๅง่ฎบๆ๏ผ๏ผๅ ทไฝๆต่ฏ็ป่ๅฏๅ่ง OpenCompass ไธญๆไพ็้ ็ฝฎๆไปถใ - ่ฏๆตๆฐๆฎไผๅ OpenCompass ็็ๆฌ่ฟญไปฃ่ๅญๅจๆฐๅผๅทฎๅผ๏ผ่ฏทไปฅ OpenCompass ๆๆฐ็็่ฏๆต็ปๆไธบไธปใ
ๅฑ้ๆง๏ผ ๅฐฝ็ฎกๅจ่ฎญ็ป่ฟ็จไธญๆไปฌ้ๅธธๆณจ้ๆจกๅ็ๅฎๅ จๆง๏ผๅฐฝๅไฟไฝฟๆจกๅ่พๅบ็ฌฆๅไผฆ็ๅๆณๅพ่ฆๆฑ็ๆๆฌ๏ผไฝๅ้ไบๆจกๅๅคงๅฐไปฅๅๆฆ็็ๆ่ๅผ๏ผๆจกๅๅฏ่ฝไผไบง็ๅ็งไธ็ฌฆๅ้ขๆ็่พๅบ๏ผไพๅฆๅๅคๅ ๅฎนๅ ๅซๅ่งใๆญง่ง็ญๆๅฎณๅ ๅฎน๏ผ่ฏทๅฟไผ ๆญ่ฟไบๅ ๅฎนใ็ฑไบไผ ๆญไธ่ฏไฟกๆฏๅฏผ่ด็ไปปไฝๅๆ๏ผๆฌ้กน็ฎไธๆฟๆ ่ดฃไปปใ
้่ฟ Transformers ๅ ่ฝฝ
้่ฟไปฅไธ็ไปฃ็ ๅ ่ฝฝ InternLM2 20B Chat ๆจกๅ
import torch
from transformers import AutoTokenizer, AutoModelForCausalLM
tokenizer = AutoTokenizer.from_pretrained("internlm/internlm2-chat-20b", trust_remote_code=True)
# `torch_dtype=torch.float16` ๅฏไปฅไปคๆจกๅไปฅ float16 ็ฒพๅบฆๅ ่ฝฝ๏ผๅฆๅ transformers ไผๅฐๆจกๅๅ ่ฝฝไธบ float32๏ผๅฏผ่ดๆพๅญไธ่ถณ
model = AutoModelForCausalLM.from_pretrained("internlm/internlm2-chat-20b", torch_dtype=torch.float16, trust_remote_code=True).cuda()
model = model.eval()
response, history = model.chat(tokenizer, "ไฝ ๅฅฝ", history=[])
print(response)
# ไฝ ๅฅฝ๏ผๆไปไนๆๅฏไปฅๅธฎๅฉไฝ ็ๅ๏ผ
response, history = model.chat(tokenizer, "่ฏทๆไพไธไธช็ฎก็ๆถ้ด็ๅปบ่ฎฎใ", history=history)
print(response)
ๅฆๆๆณ่ฟ่กๆตๅผ็ๆ๏ผๅๅฏไปฅไฝฟ็จ stream_chat ๆฅๅฃ๏ผ
import torch
from transformers import AutoModelForCausalLM, AutoTokenizer
model_path = "internlm/internlm2-chat-20b"
model = AutoModelForCausalLM.from_pretrained(model_path, torch_dype=torch.float16, trust_remote_code=True).cuda()
tokenizer = AutoTokenizer.from_pretrained(model_path, trust_remote_code=True)
model = model.eval()
length = 0
for response, history in model.stream_chat(tokenizer, "ไฝ ๅฅฝ", history=[]):
print(response[length:], flush=True, end="")
length = len(response)
้จ็ฝฒ
LMDeploy
LMDeploy ็ฑ MMDeploy ๅ MMRazor ๅข้่ๅๅผๅ๏ผๆฏๆถต็ไบ LLM ไปปๅก็ๅ จๅฅ่ฝป้ๅใ้จ็ฝฒๅๆๅก่งฃๅณๆนๆกใ
pip install lmdeploy
ไฝ ๅฏไปฅไฝฟ็จไปฅไธ python ไปฃ็ ่ฟ่กๆฌๅฐๆน้ๆจ็:
import lmdeploy
pipe = lmdeploy.pipeline("internlm/internlm2-chat-20b")
response = pipe(["Hi, pls intro yourself", "Shanghai is"])
print(response)
ๆ่ ไฝ ๅฏไปฅไฝฟ็จไปฅไธๅฝไปคๅฏๅจๅ ผๅฎน OpenAI API ็ๆๅก:
lmdeploy serve api_server internlm/internlm2-chat-20b --server-port 23333
็ถๅไฝ ๅฏไปฅๅๆๅก็ซฏๅ่ตทไธไธช่ๅคฉ่ฏทๆฑ:
curl http://localhost:23333/v1/chat/completions \
-H "Content-Type: application/json" \
-d '{
"model": "internlm2-chat-20b",
"messages": [
{"role": "system", "content": "ไฝ ๆฏไธชๅๅ็AIๅฉๆใ"},
{"role": "user", "content": "ไป็ปไธไธๆทฑๅบฆๅญฆไน ใ"}
]
}'
ๆดๅคไฟกๆฏ่ฏทๆฅ็ LMDeploy ๆๆกฃ
vLLM
ไฝฟ็จvLLM>=0.3.2ๅฏๅจๅ
ผๅฎน OpenAI API ็ๆๅก:
pip install vllm
python -m vllm.entrypoints.openai.api_server --model internlm/internlm2-chat-20b --trust-remote-code
็ถๅไฝ ๅฏไปฅๅๆๅก็ซฏๅ่ตทไธไธช่ๅคฉ่ฏทๆฑ:
curl http://localhost:8000/v1/chat/completions \
-H "Content-Type: application/json" \
-d '{
"model": "internlm2-chat-20b",
"messages": [
{"role": "system", "content": "ไฝ ๆฏไธชๅๅ็AIๅฉๆใ"},
{"role": "user", "content": "ไป็ปไธไธๆทฑๅบฆๅญฆไน ใ"}
]
}'
ๆดๅคไฟกๆฏ่ฏทๆฅ็ vLLM ๆๆกฃ
ๅผๆบ่ฎธๅฏ่ฏ
ๆฌไปๅบ็ไปฃ็ ไพ็ ง Apache-2.0 ๅ่ฎฎๅผๆบใๆจกๅๆ้ๅฏนๅญฆๆฏ็ ็ฉถๅฎๅ จๅผๆพ๏ผไนๅฏ็ณ่ฏทๅ ่ดน็ๅไธไฝฟ็จๆๆ๏ผ็ณ่ฏท่กจ๏ผใๅ ถไป้ฎ้ขไธๅไฝ่ฏท่็ณป [email protected]ใ
ๅผ็จ
@misc{cai2024internlm2,
title={InternLM2 Technical Report},
author={Zheng Cai and Maosong Cao and Haojiong Chen and Kai Chen and Keyu Chen and Xin Chen and Xun Chen and Zehui Chen and Zhi Chen and Pei Chu and Xiaoyi Dong and Haodong Duan and Qi Fan and Zhaoye Fei and Yang Gao and Jiaye Ge and Chenya Gu and Yuzhe Gu and Tao Gui and Aijia Guo and Qipeng Guo and Conghui He and Yingfan Hu and Ting Huang and Tao Jiang and Penglong Jiao and Zhenjiang Jin and Zhikai Lei and Jiaxing Li and Jingwen Li and Linyang Li and Shuaibin Li and Wei Li and Yining Li and Hongwei Liu and Jiangning Liu and Jiawei Hong and Kaiwen Liu and Kuikun Liu and Xiaoran Liu and Chengqi Lv and Haijun Lv and Kai Lv and Li Ma and Runyuan Ma and Zerun Ma and Wenchang Ning and Linke Ouyang and Jiantao Qiu and Yuan Qu and Fukai Shang and Yunfan Shao and Demin Song and Zifan Song and Zhihao Sui and Peng Sun and Yu Sun and Huanze Tang and Bin Wang and Guoteng Wang and Jiaqi Wang and Jiayu Wang and Rui Wang and Yudong Wang and Ziyi Wang and Xingjian Wei and Qizhen Weng and Fan Wu and Yingtong Xiong and Chao Xu and Ruiliang Xu and Hang Yan and Yirong Yan and Xiaogui Yang and Haochen Ye and Huaiyuan Ying and Jia Yu and Jing Yu and Yuhang Zang and Chuyu Zhang and Li Zhang and Pan Zhang and Peng Zhang and Ruijie Zhang and Shuo Zhang and Songyang Zhang and Wenjian Zhang and Wenwei Zhang and Xingcheng Zhang and Xinyue Zhang and Hui Zhao and Qian Zhao and Xiaomeng Zhao and Fengzhe Zhou and Zaida Zhou and Jingming Zhuo and Yicheng Zou and Xipeng Qiu and Yu Qiao and Dahua Lin},
year={2024},
eprint={2403.17297},
archivePrefix={arXiv},
primaryClass={cs.CL}
}
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