--- title: Kwaipilot: KAT Coder Air V2.5 | Text Generation | ModelsLab description: Build with Kwaipilot: KAT Coder Air V2.5 API by Kwaipilot. Text generation, chat, code, and reasoning. Pay-per-use. Free tier. url: https://modelslab.com/models/kwaipilot/kwaipilot-kat-coder-air-v2.5.md canonical: https://modelslab.com/models/kwaipilot/kwaipilot-kat-coder-air-v2.5 type: product component: Playground/LLM/Index generated_at: 2026-07-19T10:04:14.232365Z --- Kwaipilot: KAT-Coder-Air V2.5 --- [LLMs.txt](https://modelslab.com/models/kwaipilot/kwaipilot-kat-coder-air-v2.5/llms.txt) [.md](https://modelslab.com/models/kwaipilot/kwaipilot-kat-coder-air-v2.5.md) Kwaipilot: KAT-Coder-Air V2.5 --- 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 ### Kwaipilot: KAT-Coder-Air V2.5 kwaipilot kwaipilot-kat-coder-air-v2.5 Copy model ID PricingInput $0.15 / 1M tokens Output $0.60 / 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) [#### z-ai/Z.ai: GLM 4.5 Air z-ai-glm-4.5-air From $0.49/M tokens](https://modelslab.com/models/z-ai/z-ai-glm-4.5-air) [#### qwen/Qwen: Qwen3 VL 32B Instruct qwen-qwen3-vl-32b-instruct From $0.26/M tokens](https://modelslab.com/models/qwen/qwen-qwen3-vl-32b-instruct) [#### refuel\_ai/Refuel LLM V2 togethercomputer-Refuel-Llm-V2 From $0.72/M tokens](https://modelslab.com/models/refuel_ai/togethercomputer-Refuel-Llm-V2) [#### google/Gemma-2 Instruct (27B) google-gemma-2-27b-it From $0.65/M tokens](https://modelslab.com/models/google/google-gemma-2-27b-it) [#### mistralai/Mistral: Mixtral 8x22B Instruct mistralai-mixtral-8x22b-instruct From $4.00/M tokens](https://modelslab.com/models/mistralai/mistralai-mixtral-8x22b-instruct) [#### qwen/Qwen: Qwen3.6 27B qwen-qwen3.6-27b From $1.57/M tokens](https://modelslab.com/models/qwen/qwen-qwen3.6-27b) [#### z-ai/Z.ai: GLM 4.7 Flash z-ai-glm-4.7-flash From $0.23/M tokens](https://modelslab.com/models/z-ai/z-ai-glm-4.7-flash) [#### meta/Llama 4 Scout Instruct (17Bx16E) meta-llama-Llama-4-Scout-17B-16E-Instruct From $0.39/M tokens](https://modelslab.com/models/meta/meta-llama-Llama-4-Scout-17B-16E-Instruct) [#### pearl-ai/Pearl-ai Gemma-4-31B-it-pearl pearl-ai-gemma-4-31b-it From $0.57/M tokens](https://modelslab.com/models/pearl-ai/pearl-ai-gemma-4-31b-it) [#### thinkingmachines/Thinking Machines: Inkling thinkingmachines-inkling From $2.52/M tokens](https://modelslab.com/models/thinkingmachines/thinkingmachines-inkling) [#### cognitivecomputations/Venice: Uncensored cognitivecomputations-dolphin-mistral-24b-venice-edition From $0.55/M tokens](https://modelslab.com/models/cognitivecomputations/cognitivecomputations-dolphin-mistral-24b-venice-edition) [#### qwen/Qwen: Qwen3.6 Max Preview qwen-qwen3.6-max-preview From $3.64/M tokens](https://modelslab.com/models/qwen/qwen-qwen3.6-max-preview) [#### google/Google: Gemma 3 27B google-gemma-3-27b-it From $0.20/M tokens](https://modelslab.com/models/google/google-gemma-3-27b-it) [#### openai/gpt-oss-20b gpt-oss-20b From $0.08/M tokens](https://modelslab.com/models/openai/gpt-oss-20b) [#### qwen/Qwen: Qwen3.5-122B-A10B qwen-qwen3.5-122b-a10b From $1.17/M tokens](https://modelslab.com/models/qwen/qwen-qwen3.5-122b-a10b) [#### mistralai/Mistral: Devstral 2 2512 mistralai-devstral-2512 From $1.20/M tokens](https://modelslab.com/models/mistralai/mistralai-devstral-2512) [#### alibaba\_cloud/Qwen: Qwen3.5-35B-A3B qwen-qwen3.5-35b-a3b From $1.13/M tokens](https://modelslab.com/models/alibaba_cloud/qwen-qwen3.5-35b-a3b) [#### mistralai/Mistral (7B) Instruct v0.3 mistralai-Mistral-7B-Instruct-v0.3 From $0.20/M tokens](https://modelslab.com/models/mistralai/mistralai-Mistral-7B-Instruct-v0.3) Open Source Alternatives --- Explore open-source models that offer similar capabilities with full transparency and flexibility [View all open source models](https://modelslab.com/models?feature=llm&provider=open-source-models) [MU Popular](https://modelslab.com/models/modelslab/uncensored-chat)[ModelsLab](https://modelslab.com/models/modelslab) [Modelslab: Uncensored Chat Open Source Model](https://modelslab.com/models/modelslab/uncensored-chat) About Kwaipilot: KAT-Coder-Air V2.5 --- KAT-Coder-Air V2.5 is a flagship-level Agentic Coding model that can directly hand over an entire issue or an entire business workflow to it, allowing it to autonomously locate and make... ### Technical Specifications Model IDkwaipilot-kat-coder-air-v2.5 CategoryLLM Models TaskText Generation Price$0.375 per million tokens AddedJuly 14, 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 Kwaipilot: KAT-Coder-Air V2.5 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": "kwaipilot-kat-coder-air-v2.5", "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}") ``` ### Pricing Kwaipilot: KAT-Coder-Air V2.5 API costs $0.375000 per million tokens. Pay only for what you use with no minimum commitments. [View pricing plans](https://modelslab.com/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.com/models?feature=llmaster) [More from Kwaipilot](https://modelslab.com/models/open_router) [View Pricing](https://modelslab.com/pricing) Kwaipilot: KAT-Coder-Air V2.5 FAQ --- ### What is Kwaipilot: KAT-Coder-Air V2.5? KAT-Coder-Air V2.5 is a flagship-level Agentic Coding model that can directly hand over an entire issue or an entire business workflow to it, allowing it to autonomously locate and make... ### How do I use the Kwaipilot: KAT-Coder-Air V2.5 API? You can integrate Kwaipilot: KAT-Coder-Air V2.5 into your application with a single API call. Sign up on ModelsLab to get your API key, then use the model ID "kwaipilot-kat-coder-air-v2.5" in your API requests. We provide SDKs for Python, JavaScript, and cURL examples in the API documentation. ### How much does Kwaipilot: KAT-Coder-Air V2.5 cost? Kwaipilot: KAT-Coder-Air V2.5 costs $0.375000 per million tokens. ModelsLab uses pay-per-use pricing with no minimum commitments. A free tier is available to get started. ### What is the Kwaipilot: KAT-Coder-Air V2.5 model ID? The model ID for Kwaipilot: KAT-Coder-Air V2.5 is "kwaipilot-kat-coder-air-v2.5". Use this ID in your API requests to specify this model. ### Does Kwaipilot: KAT-Coder-Air V2.5 have a free tier? Yes, ModelsLab offers a free tier that lets you try Kwaipilot: KAT-Coder-Air V2.5 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 - 2026-07-19*