Veo 3.1 Fast Video

Calculate Veo 3.1 Fast Video media generation costs based on 6s Video. Compare official pricing ($1.000) with Kie.ai aggregated developer rates ($0.400) to save 60%.

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Billing Unit6s Video

Multimodal CategoryVideo Generation

Cost Savings60% Off

Interactive Generation Cost Estimator

Adjust the volume to instantly compare official API expenses with Kie.ai aggregated rates.

Estimated Generation Volume:

100 generations (billed per 6s Video)

Official API Cost$100.00$1.000 / 6s Video

Kie.ai Aggregated Price$40.00$0.400 / 6s Video

Total Cost Saved$60.00Save 60%

Get Kie.ai API Key & Save 60%

Developer Integration & SDK Code Examples

Kie.ai is fully compatible with standard OpenAI SDKs. To integrate, simply update the Base URL and API Key without modifying your business code.

Kie.ai Integration Code

import requests # 调用 Kie.ai 媒体生成接口 url = "https://api.kie.ai/veo-3-1-fast/v1/media/generations" headers = { "Content-Type": "application/json", "Authorization": "Bearer your_kie_api_key_here" } payload = { "model": "veo-3-1-fast", "prompt": "Cinematic drone shot of futuristic neon city, high resolution, 4k", "aspect_ratio": "16:9", "duration": 5 # 视频时长/规格 } response = requests.post(url, json=payload, headers=headers) result = response.json() # 生成为异步任务，获取 taskId 后轮询状态或设置 webhook 回调 print("Task Submitted. ID:", result.get("task_id"))

Why Choose Kie.ai Unified API Gateway?

Kie.ai provides stable, high-concurrency, and highly competitive pricing for multimodal AI APIs, eliminating the hassle of binding cards on multiple platforms.

Unbeatable Prices

LLM (GPT-5.5, Claude, DeepSeek) calling costs are 30% - 50% lower than official APIs. Multimodal (Veo 3.1, Flux Pro) costs are 60%+ lower!

Full Multimodal Support

Single key aggregates text, image, video generation (Runway, Veo, Kling), music generation (Suno), and speech recognition. No multiple accounts needed.

Standard Compatible

Fully compatible with OpenAI / Anthropic request formats. Simply update base_url and api_key in your code to migrate seamlessly.

Developer Integration Guides (Cursor, Claude Code, SDK)

Frequently Asked Questions (FAQ) for Veo 3.1 Fast Video

Q: How is Veo 3.1 Fast Video API billing structured?

Since Veo 3.1 Fast Video is a media generation model, it is billed per generation unit instead of tokens. The current billing unit is: [6s Video]. While direct official pricing is $1.000 per gen, Kie.ai aggregated pricing is $0.400, saving you 60%.

Q: How do I invoke Veo 3.1 Fast Video via the API?

Submit an HTTP POST request to Kie.ai's endpoint: `https://api.kie.ai/veo-3-1-fast/v1/media/generations`. Pass parameters like prompt, resolution, and aspect_ratio in the JSON body. The API is asynchronous, returning a Task ID which you can poll or receive completion notifications via webhooks.