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免费 AI 聊天，支持多个模型（Grok 4 Fast、DeepSeek V3.1 等），无需登录。
Free AI for Everyone — 无需登录、完全免费的 AI（模型包括 Grok 4 Fast、DeepSeek V3.1 等）。可选择的模型以后可能会有所调整，但这个服务会长期提供，并且完全免费
实时多人竞答游戏，配有AI主持人、30+游戏模式和考试备考包。
@deebee230730 · X
与AI聊天自动调研、撰写和生成排版好的小册子。
BookletAI — 面向普通用户的小册子 AI 工具，可自动调研、写作并生成排版好的 booklet 页面。
用自然语言问题查询电子表格和数据集，生成即时答案、报告和仪表板。
u/maybeImakemoney · Reddit
I built the thing. Now I am not sure the base use case is one people will pay for. Founder here. This started as a side learning project to see whether an LLM could answer questions about Excel data, back when they could not do it well. I built the first version on n8n, with workflows that ingested files, generated metadata with an LLM, and answered questions against the converted data plus that metadata. Then I started using it for my own analysis and report generation, saw that the time sav
通过回答问题为 ChatGPT、Claude 等生成结构化的 AI 提示词。
@askjames_co · X
用Odin AI教练练习面试答题，获得语音表达评分反馈。
u/Low-Development-2571 · Reddit
I am getting laid off, so I built a free AI interview coach that scores how you speak. I need your brutal feedback I've spent 9 years breaking things and have worked as a QA Analyst, QA Engineer, and Software Development Engineer in Test. Just found out I'm being let go. Instead of browsing job boards, I built something I needed for my interviews. I tried many prep tools, and they all check your answers. But almost none look at how you deliver them, the rambling, filler words, or answers th
AI驱动的商业智能平台，配备agentic分析和AI就绪评估功能。
@ourideaai · X
Free account and AI Readiness assessment here for anyone interested :)
用一个 API 访问 500+ Hugging Face 开源模型，免费注册无需信用卡。
@pengsonal · X
500+ Hugging Face models through a single free API no credit card just an email signup 😳 launched on July 3 as a unified gateway for Hugging Face models one API key one endpoint 500+ models what you get for $0: • 500+ open-source models through an OpenAI-compatible API • no separate API keys for different providers • works with Cursor, Claude Code, Hermes, OpenCode, and anything that supports a custom base URL • email signup only setup takes about 2 minutes: 1. Go to 2. Sign up with your email 3. Generate an API key 4. Set your base URL to 5. Choose any model from the catalog and start building a few things worth knowing: • is a third-party gateway, not an official Hugging Face product • the free tier is rate-limited, but the exact limits haven't been published yet • i wouldn't build production apps that depend entirely on a free aggregator what i like is the simplicity instead
为AI团队提供的协作内存平台，将团队背景信息组织成知识图。
ximihoque · HN
Collaborative context-sharing memory platform for agents and teams
