typhoon-ai/

typhoon2.1-gemma3-4b

from openai import OpenAI
import json

client = OpenAI(base_url="http://localhost:8000/v1", api_key="dummy")

def get_weather(location: str, unit: str):
    return f"Getting the weather for {location} in {unit}..."
tool_functions = {"get_weather": get_weather}

tools = [{
    "type": "function",
    "function": {
        "name": "get_weather",
        "description": "Get the current weather in a given location",
        "parameters": {
            "type": "object",
            "properties": {
                "location": {"type": "string", "description": "City and state, e.g., 'San Francisco, CA'"},
                "unit": {"type": "string", "enum": ["celsius", "fahrenheit"]}
            },
            "required": ["location", "unit"]
        }
    }
}]

response = client.chat.completions.create(
    model=client.models.list().data[0].id,
    messages=[{"role": "user", "content": "What's the weather like in San Francisco?"}],
    tools=tools,
    tool_choice="auto"
)

tool_call = response.choices[0].message.tool_calls[0].function
print(f"Function called: {tool_call.name}")
print(f"Arguments: {tool_call.arguments}")
print(f"Result: {get_weather(**json.loads(tool_call.arguments))}")

from vllm import LLM, SamplingParams
from transformers import AutoTokenizer
class BudgetForcingHandler:
    
    def __init__(self, model_name: str, max_think_token: int, max_ignore=5, temperature=0.6, seed=32):
        self.temperature = temperature
        self.seed = seed
        self.max_think_token = max_think_token
        self.max_ignore = max_ignore
        self.model = LLM(model_name, dtype='bfloat16', enforce_eager=True)
        self.tokenizer = AutoTokenizer.from_pretrained(model_name)
        self.alternative_str = '\nAlternatively'
        self.system = """You are a reasoning assistant. First, think through the reasoning internally, then present the reasoning within <think>...</think>. After thinking, clearly state the final answer."""
    
    def __call__(self, prompts: List[str]):
        count_prompt = len(prompts)
        prompts = [self.tokenizer.apply_chat_template([{'role': 'system', 'content': self.system}, {'role': 'user', 'content': f'Please solve this math question, and put your final answer within \\boxed{{}}.\n{p}'}], add_generation_prompt=True, tokenize=False) for p in prompts]
        sampling_params = SamplingParams(
            max_tokens=self.max_think_token,
            seed=self.seed,
            stop=["</think>"],
            skip_special_tokens=False,
            temperature=self.temperature,
        )
        o = self.model.generate(
            prompts,
            sampling_params=sampling_params
        )
        
        outputs = [output.outputs[0].text for output in o]
        token_count = [len(output.outputs[0].token_ids) for output in o]
        for i in range(len(prompts)):
            prompts[i] = prompts[i] + outputs[i]
        
        for _ in range(self.max_ignore): # Num of times to skip stop token
            inference_loop_prompts = []
            inference_idx = []
            max_inference_token = 0
            print('current token count: ', token_count)
            for i in range(len(prompts)):
                left_budget = self.max_think_token - token_count[i]
                if left_budget > 0:
                    prompts[i] = prompts[i] + self.alternative_str
                    inference_loop_prompts.append(prompts[i])
                    inference_idx.append(i)
                    if left_budget > max_inference_token:
                        max_inference_token = left_budget
            
            outputs = ['' for _ in range(len(prompts))]
            if max_inference_token == 0 or len(inference_loop_prompts) == 0:
                break
            sampling_params = SamplingParams(
                max_tokens=max_inference_token,
                min_tokens=1,
                seed=self.seed,
                stop=["</think>"],
                skip_special_tokens=False,
                temperature=self.temperature,
            )
            o = self.model.generate(
                inference_loop_prompts,
                sampling_params=sampling_params
            )
            assert len(inference_idx) == len(inference_loop_prompts)
            assert len(inference_idx) == len(o)
            for i, output in zip(inference_idx, o):
                outputs[i] = output.outputs[0].text
            
            for i, idx in enumerate(inference_idx):
                token_count[idx] = token_count[idx] + len(o[i].outputs[0].token_ids)
            
            for i in range(len(prompts)):
                prompts[i] = prompts[i] + outputs[i]
        print('generating answer...')
        prompts = [p + '\nTime\'s up. End of thinking process. Will answer immediately.\n</think>' for i, p in enumerate(prompts)]
        sampling_params = SamplingParams(
            max_tokens=2048,
            min_tokens=0,
            seed=self.seed,
            skip_special_tokens=False,
            temperature=self.temperature,
        )
        o = self.model.generate(
            prompts,
            sampling_params=sampling_params,
        )
        for i in range(len(prompts)):
            prompts[i] = prompts[i] + o[i].outputs[0].text
        assert len(prompts) == count_prompt
        return prompts

handler = BudgetForcingHandler("scb10x/typhoon2.1-gemma3-4b", max_think_token=2048)
handler(["How many r in raspberry?"])

@misc{typhoon2,
      title={Typhoon 2: A Family of Open Text and Multimodal Thai Large Language Models}, 
      author={Kunat Pipatanakul and Potsawee Manakul and Natapong Nitarach and Warit Sirichotedumrong and Surapon Nonesung and Teetouch Jaknamon and Parinthapat Pengpun and Pittawat Taveekitworachai and Adisai Na-Thalang and Sittipong Sripaisarnmongkol and Krisanapong Jirayoot and Kasima Tharnpipitchai},
      year={2024},
      eprint={2412.13702},
      archivePrefix={arXiv},
      primaryClass={cs.CL},
      url={https://arxiv.org/abs/2412.13702}, 
}