# AI tools for “User modeling”

2,000 matching tools; showing 24, ranked by relevance.

Related categories: [ai-models](https://openaitools.app/category/ai-models.md)

| # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Why it matched | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [Chub](https://openaitools.app/tool/chub-ai) | 5,511,088 | -0.9% | Freemium | GenAI character hub for chatting, searching, and discovering AI personas | category: ai-models; keywords 100% | [.md](https://openaitools.app/tool/chub-ai.md) |
| 2 | [Google Gemini](https://openaitools.app/tool/gemini-gemini-advanced) | 2,637,398,242 | -0.1% | Freemium | Google's multimodal AI assistant powered by Gemini 4 Carbon (Gemini Carbon 4), Gemini 4 Argon, and Gemini 3.8 Flash with a 1M-token context window and Workspace integration. | category: ai-models | [.md](https://openaitools.app/tool/gemini-gemini-advanced.md) |
| 3 | [Vana](https://openaitools.app/tool/vana-com) | 5,701 | -45.5% | Free | Open data infrastructure where people own and authorize the data behind AI | category: ai-models; keywords 100%; semantic match | [.md](https://openaitools.app/tool/vana-com.md) |
| 4 | [hCaptcha](https://openaitools.app/tool/hcaptcha-com) | 5,446,045 | +18.7% | Freemium, Free Trial, Contact for Pricing, Free | Privacy-first bot detection and fraud prevention for the web | category: ai-models; semantic match | [.md](https://openaitools.app/tool/hcaptcha-com.md) |
| 5 | [OpenAI Platform](https://openaitools.app/tool/openai) | 234,678,639 | -9.6% | Paid | Enterprise developer platform and API for deploying GPT-6 Astra, Sol, Luna, and realtime multimodal agents. | category: ai-models | [.md](https://openaitools.app/tool/openai.md) |
| 6 | [Honcho](https://openaitools.app/tool/honcho) | 137,752 | +2.2% | Paid, Contact for Pricing | Open-source AI memory that reasons, not just stores | keywords 100%; semantic match | [.md](https://openaitools.app/tool/honcho.md) |
| 7 | [Google AI Studio](https://openaitools.app/tool/google-ai-studio) | 112,620,020 | +2% | Freemium | Google's rapid prototyping IDE and developer API workbench for building multimodal applications with Gemini models. | category: ai-models | [.md](https://openaitools.app/tool/google-ai-studio.md) |
| 8 | [Duck.ai](https://openaitools.app/tool/duck-ai) | 26,431,539 | +10.7% | Free | Private AI chat from the makers of DuckDuckGo | keywords 100% | [.md](https://openaitools.app/tool/duck-ai.md) |
| 9 | [UserCall](https://openaitools.app/tool/usercall) | 16,638 | -10.2% | Paid | AI-moderated voice interviews with findings you can defend | keywords 100%; semantic match | [.md](https://openaitools.app/tool/usercall.md) |
| 10 | [Shutterstock AI Image Generator](https://openaitools.app/tool/shutterstock-com) | 47,855,171 | +3.2% | Paid | Commercially licensed AI image generator aggregating frontier visual models with legal indemnification and stock asset integration. | keywords 100% | [.md](https://openaitools.app/tool/shutterstock-com.md) |
| 11 | [Future AGI](https://openaitools.app/tool/future-agi) | 121,741 | -7.8% | Freemium, Usage-based | Build, simulate, evaluate and monitor self-improving AI agents | category: ai-models; semantic match | [.md](https://openaitools.app/tool/future-agi.md) |
| 12 | [Qwen 4 (Alibaba Qwen4)](https://openaitools.app/tool/qwen-4) | 35,101,353 | -6.2% | Freemium | Alibaba Cloud's 4th-generation multimodal AI assistant and foundation model lineup (Qwen4-Max, Qwen4-Plus, Qwen4-Flash & open-weight Qwen4-27B) with 1M context. | category: ai-models | [.md](https://openaitools.app/tool/qwen-4.md) |
| 13 | [Roundtable (Proof of Human)](https://openaitools.app/tool/roundtable) | 854 | -60.5% | Contact for Pricing | Prove every user is real — invisibly and continuously. | category: ai-models; keywords 100%; semantic match | [.md](https://openaitools.app/tool/roundtable.md) |
| 14 | [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 | keywords 100% | [.md](https://openaitools.app/tool/poe.md) |
| 15 | [Hint](https://openaitools.app/tool/hint-app) | 20,394,530 | +15.3% | Free Trial, Paid | Your personal guide to modern astrology | semantic match | [.md](https://openaitools.app/tool/hint-app.md) |
| 16 | [Featurely](https://openaitools.app/tool/featurely) | 934 | -81.4% | Contact for Pricing | Simulate your market before you make the call you can't undo | category: ai-models; keywords 100%; semantic match | [.md](https://openaitools.app/tool/featurely.md) |
| 17 | [OpenRouter](https://openaitools.app/tool/openrouter-ai) | 19,941,437 | -6.2% | Paid | One API key for hundreds of AI models from every major provider | category: ai-models | [.md](https://openaitools.app/tool/openrouter-ai.md) |
| 18 | [Stitch](https://openaitools.app/tool/stitch) | 4,725,324 | -13.9% | Freemium | Google's AI tool for generating mobile and web UI designs from prompts | keywords 100% | [.md](https://openaitools.app/tool/stitch.md) |
| 19 | [Prolific](https://openaitools.app/tool/prolific-co) | 77,755 | -24% | Paid | Real human data for AI training, evals, and research — in minutes | keywords 100%; semantic match | [.md](https://openaitools.app/tool/prolific-co.md) |
| 20 | [Civitai](https://openaitools.app/tool/civitai) | 6,963,136 | +12.8% | Freemium | Discover, download and generate with open-source AI models for image, video and 3D. | category: ai-models | [.md](https://openaitools.app/tool/civitai.md) |
| 21 | [TypeSafe AI - Jev](https://openaitools.app/tool/typesafe-jev) | 6,148,688 | -36.4% | Paid | Machine-native AI that returns typed, calibrated decisions for software automation | category: ai-models | [.md](https://openaitools.app/tool/typesafe-jev.md) |
| 22 | [Brancher AI](https://openaitools.app/tool/brancher-ai) | 77,609 | +280.8% | Free Trial | Connect AI models and ship an app in minutes, without code | category: ai-models; keywords 100% | [.md](https://openaitools.app/tool/brancher-ai.md) |
| 23 | [Gemma Open Models by Google](https://openaitools.app/tool/gemma-open-models-by-google) | 4,900,914 | -13.5% | Freemium, Paid | Google's family of lightweight, open-weight AI models | category: ai-models | [.md](https://openaitools.app/tool/gemma-open-models-by-google.md) |
| 24 | [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 | category: ai-models | [.md](https://openaitools.app/tool/use-ai.md) |

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Source: https://openaitools.app/?q=User%20modeling

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