# AI tools for “Curiosity Engine”

273 matching tools; showing 24, ranked by relevance.

| # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Why it matched | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [Perplexity](https://openaitools.app/tool/perplexity-ai) | 88,310,223 | -3.7% | Freemium | Real-time AI answer engine and research workspace combining live web citations with frontier reasoning models. | semantic match | [.md](https://openaitools.app/tool/perplexity-ai.md) |
| 2 | [Curiosity](https://openaitools.app/tool/curiosity) | 9,655 | -44.5% | Contact for Pricing | Describe the internal tool you need — get working enterprise software | keywords 100%; semantic match | [.md](https://openaitools.app/tool/curiosity.md) |
| 3 | [Claude](https://openaitools.app/tool/claude-2) | 1,253,439,413 | +23.8% | Freemium | Anthropic's frontier AI workspace powered by Claude 5.5 for agentic coding, analysis, and nuanced writing. | semantic match | [.md](https://openaitools.app/tool/claude-2.md) |
| 4 | [Grok](https://openaitools.app/tool/grok) | 203,846,050 | -0.8% | Freemium | xAI's real-time AI assistant and coding workspace powered by Grok 4.7 with live X integration. | semantic match | [.md](https://openaitools.app/tool/grok.md) |
| 5 | [Kagi Search](https://openaitools.app/tool/kagi-search) | 4,647,605 | +3.2% | Free Trial, Paid | A paid, ad-free search engine that answers to its users | semantic match | [.md](https://openaitools.app/tool/kagi-search.md) |
| 6 | [Genspark.ai](https://openaitools.app/tool/genspark-ai) | 10,215,720 | -7.9% | Freemium, Paid, Contact for Pricing | Agentic search that composes cited research pages for you | semantic match | [.md](https://openaitools.app/tool/genspark-ai.md) |
| 7 | [Semantic Scholar](https://openaitools.app/tool/semantic-scholar) | 8,198,672 | +5.8% | Free | A free, AI-powered academic search engine for 240M+ papers across every scientific field | semantic match | [.md](https://openaitools.app/tool/semantic-scholar.md) |
| 8 | [Consensus](https://openaitools.app/tool/consensus) | 6,014,388 | -1.2% | Freemium | AI academic search engine for peer-reviewed science | semantic match | [.md](https://openaitools.app/tool/consensus.md) |
| 9 | [WolframAlpha](https://openaitools.app/tool/wolframalpha) | 3,101,089 | +5.6% | Freemium | Computational knowledge engine for expert answers | semantic match | [.md](https://openaitools.app/tool/wolframalpha.md) |
| 10 | [Use AI](https://openaitools.app/tool/use-ai) | 8,751,848 | -10.2% | Free Trial, Paid | One workspace for Claude, GPT, Gemini, Grok and more | semantic match | [.md](https://openaitools.app/tool/use-ai.md) |
| 11 | [Chub](https://openaitools.app/tool/chub-ai) | 5,511,088 | -0.9% | Freemium | GenAI character hub for chatting, searching, and discovering AI personas | semantic match | [.md](https://openaitools.app/tool/chub-ai.md) |
| 12 | [Poe](https://openaitools.app/tool/poe) | 5,894,702 | +9.1% | Freemium | One app to chat with GPT, Claude, Gemini and hundreds of other AI models | semantic match | [.md](https://openaitools.app/tool/poe.md) |
| 13 | [What on earth?](https://openaitools.app/tool/what-on-earth) | 371 | +16.7% | Free | One word in, a whole story out. | keywords 100%; semantic match | [.md](https://openaitools.app/tool/what-on-earth.md) |
| 14 | [Felo](https://openaitools.app/tool/felo) | 1,913,881 | +14.3% | Freemium | Free multilingual AI search engine with built-in creation tools | semantic match | [.md](https://openaitools.app/tool/felo.md) |
| 15 | [iAsk AI](https://openaitools.app/tool/iask-ai-generative-ai-search-engine) | 822,445 | +13.1% | Free | A free AI answer engine that cites its sources | semantic match | [.md](https://openaitools.app/tool/iask-ai-generative-ai-search-engine.md) |
| 16 | [Dang.ai](https://openaitools.app/tool/dang-ai) | 552,907 | +17.5% | Free | A curated AI tools directory with 5,000+ listings | semantic match | [.md](https://openaitools.app/tool/dang-ai.md) |
| 17 | [Magisterium AI](https://openaitools.app/tool/magisterium-ai) | 639,839 | +2.3% | Freemium | Catholic answer engine grounded in 30,000+ cited sources | semantic match | [.md](https://openaitools.app/tool/magisterium-ai.md) |
| 18 | [PromptHero](https://openaitools.app/tool/prompthero) | 1,044,654 | -2.4% | Freemium | Search millions of AI prompts and generate images and videos with every major model | semantic match | [.md](https://openaitools.app/tool/prompthero.md) |
| 19 | [Perplexity Comet](https://openaitools.app/tool/perplexity-comet) | 4,165 | -12.2% | Freemium, Paid | A browser that works for you | keywords 100%; semantic match | [.md](https://openaitools.app/tool/perplexity-comet.md) |
| 20 | [Grokipedia](https://openaitools.app/tool/grokipedia) | 1,728,388 | +6.9% | Free | An open, AI-written encyclopedia built and fact-checked by Grok | semantic match | [.md](https://openaitools.app/tool/grokipedia.md) |
| 21 | [Tavily](https://openaitools.app/tool/gpt-researcher) | 989,998 | -0.8% | Contact for Pricing | The real-time web access layer for AI agents and deep research | semantic match | [.md](https://openaitools.app/tool/gpt-researcher.md) |
| 22 | [Connected Papers](https://openaitools.app/tool/connected-papers) | 750,576 | +3.1% | Freemium | Explore the academic literature as a visual graph of related papers | semantic match | [.md](https://openaitools.app/tool/connected-papers.md) |
| 23 | [FlowGPT](https://openaitools.app/tool/flowgpt) | 1,761,490 | +13.3% | Freemium | A community library of AI prompts and chatbots you can chat with instantly | semantic match | [.md](https://openaitools.app/tool/flowgpt.md) |
| 24 | [CheatEye](https://openaitools.app/tool/cheateye) | 149,832 | -17.2% | Free | AI search engine for finding Tinder profiles | semantic match | [.md](https://openaitools.app/tool/cheateye.md) |

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Source: https://openaitools.app/?q=Curiosity%20Engine

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