--- title: Qwen: Qwen3 VL 8B Thinking API | Text Generation | ModelsLab description: **8.77B parameter vision-language LLM with 256K context excels in chain-of-thought reasoning, STEM tasks, visual coding, spatial perception, and. url: https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/qwen/qwen-qwen3-vl-8b-thinking/api.md canonical: https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/qwen/qwen-qwen3-vl-8b-thinking/api.md type: product component: Playground/LLM/Index generated_at: 2026-05-13T10:55:05.292283Z --- Qwen: Qwen3 VL 8B Thinking --- [LLMs.txt](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/qwen-qwen3-vl-8b-thinking/llms.txt) [.md](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/qwen/qwen-qwen3-vl-8b-thinking.md) qwen-qwen3-vl-8b-thinking qwen Closed Source Model $0.741000 / call Qwen: Qwen3 VL 8B Thinking --- 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 ### Qwen: Qwen3 VL 8B Thinking qwen qwen-qwen3-vl-8b-thinking Copy model ID PricingInput $0.117 / 1M tokens Output $1.365 / 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-frontend-v2-927501783998.us-east4.run.app/models?feature=llmaster) [G3](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai/google-gemma-3-1b-it)[Together AI](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai) [Gemma 3 1b it Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai/google-gemma-3-1b-it) [QQ](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/qwen-qwen-plus-2025-07-28-thinking)[Open Router](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router) [Qwen: Qwen Plus 0728 (thinking) Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/qwen-qwen-plus-2025-07-28-thinking) [![Meta: Llama 3 8B Instruct](https://images.stablediffusionapi.com/?Image=https://assets.modelslab.ai/generations/07cb8c22-a068-40f8-a2e8-57d8b2371261.png)](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/meta-llama-llama-3-8b-instruct)[Open Router](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router) [Meta: Llama 3 8B Instruct Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/meta-llama-llama-3-8b-instruct) [AA](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/arcee-ai-spotlight)[Open Router](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router) [Arcee AI: Spotlight Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/arcee-ai-spotlight) [QQ](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/qwen-qwen3.6-plus)[Open Router](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router) [Qwen: Qwen3.6 Plus Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/qwen-qwen3.6-plus) [Q9](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai/Qwen-Qwen3.5-9B-FP8)[Together AI](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai) [Qwen3.5 9B Fp8 Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai/Qwen-Qwen3.5-9B-FP8) [Q2](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai/Qwen-Qwen2-1.5B)[Together AI](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai) [Qwen 2 (1.5B) Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai/Qwen-Qwen2-1.5B) [OG](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/openai-gpt-4o-2024-08-06)[Open Router](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router) [OpenAI: GPT-4o (2024-08-06) Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/openai-gpt-4o-2024-08-06) [FC](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai/facebook-cwm)[Together AI](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai) [Facebook CWM Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai/facebook-cwm) [GG](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/google-gemini-2.5-pro-preview-05-06)[Open Router](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router) [Google: Gemini 2.5 Pro Preview 05-06 Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/google-gemini-2.5-pro-preview-05-06) [RS](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/undi95-remm-slerp-l2-13b)[Open Router](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router) [ReMM SLERP 13B Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/undi95-remm-slerp-l2-13b) [QC](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/qwen-qwen-2.5-coder-32b-instruct)[Open Router](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router) [Qwen2.5 Coder 32B Instruct Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/qwen-qwen-2.5-coder-32b-instruct) [SL](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/sao10k-l3.1-euryale-70b)[Open Router](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router) [Sao10K: Llama 3.1 Euryale 70B v2.2 Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/sao10k-l3.1-euryale-70b) [G4](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai/zai-org-GLM-4.6)[Together AI](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai) [GLM 4.6 Fp8 Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai/zai-org-GLM-4.6) [QC](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai/Qwen-Qwen3-Coder-30B-A3B-Instruct)[Together AI](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai) [Qwen3 Coder 30B A3b Instruct Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai/Qwen-Qwen3-Coder-30B-A3B-Instruct) [H3](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai/Hcompany-Holo3-35B-A3B)[Together AI](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai) [Holo3 35B A3b Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/together_ai/Hcompany-Holo3-35B-A3B) [OG](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/openai-gpt-5.1-codex-mini)[Open Router](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router) [OpenAI: GPT-5.1-Codex-Mini Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/openai-gpt-5.1-codex-mini) [IL](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/inclusionai-ling-2.6-flash)[Open Router](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router) [inclusionAI: Ling-2.6-flash Closed Source Model](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router/inclusionai-ling-2.6-flash) About Qwen: Qwen3 VL 8B Thinking --- Qwen3-VL-8B-Thinking is the reasoning-optimized variant of the Qwen3-VL-8B multimodal model, designed for advanced visual and textual reasoning across complex scenes, documents, and temporal sequences. It integrates enhanced multimodal alignment and... ### Technical Specifications Model IDqwen-qwen3-vl-8b-thinkingCategoryLLM ModelsTaskText GenerationPrice$0.741000 per million tokensAddedFebruary 20, 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 Qwen: Qwen3 VL 8B Thinking into your application with a single API call. Get your API key from the [pricing page](https://modelslab-frontend-v2-927501783998.us-east4.run.app/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-qwen3-vl-8b-thinking", "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-frontend-v2-927501783998.us-east4.run.app/models/qwen/qwen-qwen3-vl-8b-thinking/api) for SDKs, code examples in Python, JavaScript, and more. ### Pricing Qwen: Qwen3 VL 8B Thinking API costs $0.741000 per million tokens. Pay only for what you use with no minimum commitments. [View pricing plans](https://modelslab-frontend-v2-927501783998.us-east4.run.app/pricing) ### 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-frontend-v2-927501783998.us-east4.run.app/models?feature=llmaster) [More from Qwen](https://modelslab-frontend-v2-927501783998.us-east4.run.app/models/open_router) [View Pricing](https://modelslab-frontend-v2-927501783998.us-east4.run.app/pricing) Qwen: Qwen3 VL 8B Thinking FAQ --- ### What is Qwen: Qwen3 VL 8B Thinking? Qwen3-VL-8B-Thinking is the reasoning-optimized variant of the Qwen3-VL-8B multimodal model, designed for advanced visual and textual reasoning across complex scenes, documents, and temporal sequences. It integrates enhanced multimodal alignment and... ### How do I use the Qwen: Qwen3 VL 8B Thinking API? You can integrate Qwen: Qwen3 VL 8B Thinking into your application with a single API call. Sign up on ModelsLab to get your API key, then use the model ID "qwen-qwen3-vl-8b-thinking" in your API requests. We provide SDKs for Python, JavaScript, and cURL examples in the API documentation. ### How much does Qwen: Qwen3 VL 8B Thinking cost? Qwen: Qwen3 VL 8B Thinking costs $0.741000 per million tokens. ModelsLab uses pay-per-use pricing with no minimum commitments. A free tier is available to get started. ### What is the Qwen: Qwen3 VL 8B Thinking model ID? The model ID for Qwen: Qwen3 VL 8B Thinking is "qwen-qwen3-vl-8b-thinking". Use this ID in your API requests to specify this model. ### Does Qwen: Qwen3 VL 8B Thinking have a free tier? Yes, ModelsLab offers a free tier that lets you try Qwen: Qwen3 VL 8B Thinking 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 - 2026-05-13*