--- title: Qwen2.5 3B Instruct API | Text Generation | ModelsLab description: Build with Qwen2.5 3B Instruct API by Qwen. Text generation, chat, code, and reasoning. Pay-per-use. Free tier. url: https://modelslab.com/models/Qwen/Qwen-Qwen2.5-3B-Instruct/api.md canonical: https://modelslab.com/models/Qwen/Qwen-Qwen2.5-3B-Instruct/api.md type: product component: Playground/LLM/Index generated_at: 2026-04-15T04:03:53.053118Z --- Qwen2.5 3B Instruct --- [LLMs.txt](https://modelslab.com/models/together_ai/Qwen-Qwen2.5-3B-Instruct/llms.txt) [.md](https://modelslab.com/models/Qwen/Qwen-Qwen2.5-3B-Instruct.md) Qwen-Qwen2.5-3B-Instruct Qwen Closed Source Model Qwen2.5 3B Instruct --- Choose a prompt below to get started or type your own message Explain quantum computing in simple terms Write a Python function to sort a list Create a marketing email for a SaaS product Compare REST vs GraphQL APIs Send ### Qwen2.5 3B Instruct Qwen Qwen-Qwen2.5-3B-Instruct Copy model ID PricingInput $0.00 / 1M tokens Output $0.00 / 1M tokens API EndpointsOpenAI Compatible `https://modelslab.com/api/v7/llm/chat/completions`Endpoint Anthropic Compatible `https://modelslab.com/api/v7/llm/v1/messages`Messages `https://modelslab.com/api/v7/llm/v1/messages/count_tokens`Count Tokens `https://modelslab.com/api/v7/llm/v1/models`Models Use with Claude Code cURL Example ParametersSystem MessageYou are a helpful AI assistant specialized in providing accurate and detailed responses. Temperature0.7 Max Tokens1000 Top P0.9 Frequency Penalty0 Presence Penalty0 Model Info Support Related Models --- Discover similar models you might be interested in [View all LLM Models](https://modelslab.com/models?feature=llmaster) [D1](https://modelslab.com/models/together_ai/agentica-org-DeepCoder-14B-Preview)[Together AI](https://modelslab.com/models/together_ai) [Deepcoder 14B Preview Closed Source Model](https://modelslab.com/models/together_ai/agentica-org-DeepCoder-14B-Preview) [OG](https://modelslab.com/models/open_router/openai-gpt-5-image-mini)[Open Router](https://modelslab.com/models/open_router) [OpenAI: GPT-5 Image Mini Closed Source Model](https://modelslab.com/models/open_router/openai-gpt-5-image-mini) [MM](https://modelslab.com/models/open_router/mistralai-mistral-medium-3.1)[Open Router](https://modelslab.com/models/open_router) [Mistral: Mistral Medium 3.1 Closed Source Model](https://modelslab.com/models/open_router/mistralai-mistral-medium-3.1) [QQ](https://modelslab.com/models/alibaba_cloud/qwen-qwen3.5-397b-a17b)[Alibaba](https://modelslab.com/models/alibaba_cloud) [Qwen: Qwen3.5 397B A17B Closed Source Model](https://modelslab.com/models/alibaba_cloud/qwen-qwen3.5-397b-a17b) [DV](https://modelslab.com/models/together_ai/deepseek-ai-DeepSeek-V3.1-Terminus)[Together AI](https://modelslab.com/models/together_ai) [Deepseek V3.1 Terminus Closed Source Model](https://modelslab.com/models/together_ai/deepseek-ai-DeepSeek-V3.1-Terminus) [XG](https://modelslab.com/models/open_router/x-ai-grok-4.20)[Open Router](https://modelslab.com/models/open_router) [xAI: Grok 4.20 Closed Source Model](https://modelslab.com/models/open_router/x-ai-grok-4.20) [ML](https://modelslab.com/models/together_ai/meta-llama-Llama-2-7b-chat-hf)[Together AI](https://modelslab.com/models/together_ai) [meta-llama/Llama-2-7b-chat-hf Closed Source Model](https://modelslab.com/models/together_ai/meta-llama-Llama-2-7b-chat-hf) [OG](https://modelslab.com/models/open_router/openai-gpt-4o-mini)[Open Router](https://modelslab.com/models/open_router) [OpenAI: GPT-4o-mini Closed Source Model](https://modelslab.com/models/open_router/openai-gpt-4o-mini) [MM](https://modelslab.com/models/together_ai/MiniMaxAI-MiniMax-M2)[Together AI](https://modelslab.com/models/together_ai) [MiniMax M2 Closed Source Model](https://modelslab.com/models/together_ai/MiniMaxAI-MiniMax-M2) [QV](https://modelslab.com/models/together_ai/Qwen-Qwen3-VL-32B-Instruct)[Together AI](https://modelslab.com/models/together_ai) [Qwen3-VL-32B-Instruct Closed Source Model](https://modelslab.com/models/together_ai/Qwen-Qwen3-VL-32B-Instruct) [OG](https://modelslab.com/models/open_router/openai-gpt-3.5-turbo-instruct)[Open Router](https://modelslab.com/models/open_router) [OpenAI: GPT-3.5 Turbo Instruct Closed Source Model](https://modelslab.com/models/open_router/openai-gpt-3.5-turbo-instruct) [XM](https://modelslab.com/models/open_router/xiaomi-mimo-v2-omni)[Open Router](https://modelslab.com/models/open_router) [Xiaomi: MiMo-V2-Omni Closed Source Model](https://modelslab.com/models/open_router/xiaomi-mimo-v2-omni) [GO](https://modelslab.com/models/together_ai/zai-org-GLM-OCR)[Together AI](https://modelslab.com/models/together_ai) [GLM OCR Closed Source Model](https://modelslab.com/models/together_ai/zai-org-GLM-OCR) [DO](https://modelslab.com/models/together_ai/deepseek-ai-DeepSeek-OCR-2)[Together AI](https://modelslab.com/models/together_ai) [Deepseek OCR 2 Closed Source Model](https://modelslab.com/models/together_ai/deepseek-ai-DeepSeek-OCR-2) [GG](https://modelslab.com/models/open_router/google-gemma-3-4b-it-free)[Open Router](https://modelslab.com/models/open_router) [Google: Gemma 3 4B (free) Closed Source Model](https://modelslab.com/models/open_router/google-gemma-3-4b-it-free) [GG](https://modelslab.com/models/open_router/google-gemma-2-27b-it)[Open Router](https://modelslab.com/models/open_router) [Google: Gemma 2 27B Closed Source Model](https://modelslab.com/models/open_router/google-gemma-2-27b-it) [N3](https://modelslab.com/models/together_ai/nim-nvidia-llama-3.1-nemotron-70b-instruct)[Together AI](https://modelslab.com/models/together_ai) [nim/nvidia/llama-3.1-nemotron-70b-instruct Closed Source Model](https://modelslab.com/models/together_ai/nim-nvidia-llama-3.1-nemotron-70b-instruct) [M3](https://modelslab.com/models/together_ai/mistralai-Ministral-3-14B-Instruct-2512)[Together AI](https://modelslab.com/models/together_ai) [Ministral 3 14B Instruct 2512 Closed Source Model](https://modelslab.com/models/together_ai/mistralai-Ministral-3-14B-Instruct-2512) About Qwen2.5 3B Instruct --- Qwen2.5 3B Instruct is a text generation AI model by Qwen available on ModelsLab. Access Qwen2.5 3B Instruct through our API with pay-per-use pricing and no minimum commitments. ### Technical Specifications Model IDQwen-Qwen2.5-3B-InstructCategoryLLM ModelsTaskText GenerationAddedApril 8, 2026 ### Key Features - Chat completion and multi-turn conversation API - Streaming response with token-by-token output - Function calling and tool use support - System prompts and role-based messaging - JSON mode and structured output ### Quick Start Integrate Qwen2.5 3B Instruct into your application with a single API call. Get your API key from the [pricing page](https://modelslab.com/pricing) to get started. PythonJavaScriptcURLPHP ``` import requests import json url = "https://modelslab.com/api/v7/llm/chat/completions" headers = { "Content-Type": "application/json" } data = { "model_id": "Qwen-Qwen2.5-3B-Instruct", "messages": [ { "role": "user", "content": "Hello!" } ], "max_tokens": 1000, "key": "YOUR_API_KEY" } try: response = requests.post(url, headers=headers, json=data) response.raise_for_status() # Raises an HTTPError for bad responses (4XX or 5XX) result = response.json() print("API Response:") print(json.dumps(result, indent=2)) except requests.exceptions.HTTPError as http_err: print(f"HTTP error occurred: {http_err} - {response.text}") except Exception as err: print(f"Other error occurred: {err}") ``` View the [full API documentation](https://modelslab.com/models/Qwen/Qwen-Qwen2.5-3B-Instruct/api) for SDKs, code examples in Python, JavaScript, and more. ### Use Cases - AI chatbots and virtual assistants - Code generation and developer tools - Content writing and copywriting automation - Data analysis, summarization, and extraction [Browse LLM Models](https://modelslab.com/models?feature=llmaster) [More from Qwen](https://modelslab.com/models/open_router) [View Pricing](https://modelslab.com/pricing) Qwen2.5 3B Instruct FAQ --- ### What is Qwen2.5 3B Instruct? Qwen2.5 3B Instruct is a text generation AI model by Qwen available on ModelsLab. Access it through our API with pay-per-use pricing and no minimum commitments. ### How do I use the Qwen2.5 3B Instruct API? You can integrate Qwen2.5 3B Instruct into your application with a single API call. Sign up on ModelsLab to get your API key, then use the model ID "Qwen-Qwen2.5-3B-Instruct" in your API requests. We provide SDKs for Python, JavaScript, and cURL examples in the API documentation. ### What is the Qwen2.5 3B Instruct model ID? The model ID for Qwen2.5 3B Instruct is "Qwen-Qwen2.5-3B-Instruct". Use this ID in your API requests to specify this model. ### Does Qwen2.5 3B Instruct have a free tier? Yes, ModelsLab offers a free tier that lets you try Qwen2.5 3B Instruct and other AI models. Sign up to get free API credits and start building immediately. --- *This markdown version is optimized for AI agents and LLMs.* **Links:** - [Website](https://modelslab.com) - [API Documentation](https://docs.modelslab.com) - [Blog](https://modelslab.com/blog) --- *Generated by ModelsLab - 2026-04-15*