被 4 个 AI 站共同瞄准的关键词，结合需求强度和竞争信号判断是否值得进入。
出现频次
4
distinct AI sites
搜索量
8.7K
monthly estimate
CPC
$0.73
USD estimate
KD
31
0–100 difficulty
预估外链
38
to reach top 10
值得优先验证
这个关键词的 KD 为 31，搜索量为 8.7K，属于内容研究场景。
搜索意图
commercial, transactional
SERP 快照
Available
Free Unlimited Image to Video AI: Best Tools for 2026
https://resource.digen.ai/free-unlimited-image-to-video-ai/
I got tired of credit limits and subscriptions, so I built an AI ...
https://www.reddit.com/r/buildinpublic/comments/1q9xli9/i_got_tired_of_credit_limits_and_subscriptions_so/
按增长和搜索表现排序的命中网站
关键词、CPC、KD、SERP 和预估外链均为供应商或模型估算值。
https://www.mindvideo.ai/en/image-to-video
https://www.mindvideo.ai/en/image-to-video
Free Ai Video Tool - (no subscription) : r/GenAiApps
https://www.reddit.com/r/GenAiApps/comments/1pkv89s/free_ai_video_tool_no_subscription/
Meta launches AI image and video tools for free
https://www.linkedin.com/posts/geanie_ainews-aicreators-metaai-activity-7386431086639321088-D0dR
Crowd-sourced Free Unlimited Animation with 3 Keyframe ...
https://www.reddit.com/r/civitai/comments/1ole0o7/animateforever_crowdsourced_free_unlimited/?tl=en
Free Unlimited Image to Video AI Tools Are Changing ...
https://www.thehansindia.com/tech/free-unlimited-image-to-video-ai-tools-are-changing-digital-content-creation-1065600
What service would you choose for occasional image to ...
https://www.reddit.com/r/generativeAI/comments/1t6bmg9/what_service_would_you_choose_for_occasional/
The 15 Best Free Image to Video AI Generators
https://arting.ai/blog/free-image-to-video-ai-generator
真实 SERP 数据通过 Columbus MCP / DataForSEO 适配器更新。