# AI tools for “Keypoint annotation” 330 matching tools; showing 24, ranked by relevance. | # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Why it matched | Profile (Markdown) | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | 1 | [Datature](https://openaitools.app/tool/datature) | 24,530 | -23.2% | Freemium, Paid, Contact for Pricing | The all-in-one computer vision platform for labeling, training and deploying vision AI | keywords 100%; semantic match | [.md](https://openaitools.app/tool/datature.md) | | 2 | [Roboflow](https://openaitools.app/tool/roboflow) | 1,431,204 | +6.6% | Freemium, Contact for Pricing | Build, train, and deploy computer vision for the physical world | semantic match | [.md](https://openaitools.app/tool/roboflow.md) | | 3 | [clickworker](https://openaitools.app/tool/clickworker-com) | 1,861,149 | +0.5% | Contact for Pricing | Crowdsourcing data services for AI training and market data | semantic match | [.md](https://openaitools.app/tool/clickworker-com.md) | | 4 | [SyncSketch](https://openaitools.app/tool/syncsketch) | 1,284,451 | +17.3% | Free Trial, Paid | Frame-accurate video, 3D and image review that keeps creative teams in sync from one link. | semantic match | [.md](https://openaitools.app/tool/syncsketch.md) | | 5 | [SuperAnnotate](https://openaitools.app/tool/super-annotate) | 386,034 | +37.4% | Free Trial, Contact for Pricing | AI data infrastructure for building production-grade models | semantic match | [.md](https://openaitools.app/tool/super-annotate.md) | | 6 | [Goodnotes](https://openaitools.app/tool/goodnotes) | 3,227,341 | +10.8% | Freemium, Free Trial | Handwritten notes, PDF markup, and AI study tools on one canvas | semantic match | [.md](https://openaitools.app/tool/goodnotes.md) | | 7 | [OpenTrain AI](https://openaitools.app/tool/opentrain-ai) | 1,469,348 | +11.2% | Contact for Pricing | Hire tested AI trainers and data labelers for RLHF, evaluation, and annotation | semantic match | [.md](https://openaitools.app/tool/opentrain-ai.md) | | 8 | [Outlier AI](https://openaitools.app/tool/outlier-ai) | 10,372,036 | +7.6% | Paid | Get paid to train the next generation of AI models | semantic match | [.md](https://openaitools.app/tool/outlier-ai.md) | | 9 | [Appen](https://openaitools.app/tool/appen-com) | 665,840 | +0.2% | Contact for Pricing | Human-validated training data and evaluation services for frontier AI models | semantic match | [.md](https://openaitools.app/tool/appen-com.md) | | 10 | [Encord](https://openaitools.app/tool/encord-com) | 244,204 | +9.4% | Contact for Pricing | The multimodal data layer for computer vision and physical AI teams | semantic match | [.md](https://openaitools.app/tool/encord-com.md) | | 11 | [Ultralytics](https://openaitools.app/tool/ultralytics) | 793,423 | +8.7% | Freemium | Real-time vision AI models and a full platform to train, annotate, and deploy them | semantic match | [.md](https://openaitools.app/tool/ultralytics.md) | | 12 | [Labelbox](https://openaitools.app/tool/labelbox) | 762,803 | -22.8% | Contact for Pricing | The environments frontier AI trains on, and the agents that do the recurring work | semantic match | [.md](https://openaitools.app/tool/labelbox.md) | | 13 | [Label Studio](https://openaitools.app/tool/label-studio) | 137,199 | -16.1% | Contact for Pricing, Free | Label any data. Evaluate any AI. | semantic match | [.md](https://openaitools.app/tool/label-studio.md) | | 14 | [Memories.ai](https://openaitools.app/tool/memories-ai) | 188,127 | -14.6% | Freemium, Contact for Pricing | Video data infrastructure for physical AI and robot training | semantic match | [.md](https://openaitools.app/tool/memories-ai.md) | | 15 | [KROCK.IO](https://openaitools.app/tool/krock-io) | 133,777 | +9.9% | Freemium, Free Trial, Paid | Frame-accurate video review and approval for creative teams | semantic match | [.md](https://openaitools.app/tool/krock-io.md) | | 16 | [Innovatiana](https://openaitools.app/tool/innovatiana) | 45,756 | +14.9% | Contact for Pricing | Innovatiana provides managed human data operations for AI — expert data labeling, annotation, RLHF and content moderation delivered by in-house trained specialists across computer vision, NLP, generative AI, audio and mu | semantic match | [.md](https://openaitools.app/tool/innovatiana.md) | | 17 | [Defined.ai](https://openaitools.app/tool/definedcrowd-com) | 146,251 | -21% | Contact for Pricing | Enterprise AI training data, annotation and evaluation services | semantic match | [.md](https://openaitools.app/tool/definedcrowd-com.md) | | 18 | [DeepLearning.AI](https://openaitools.app/tool/deeplearning-ai) | 2,562,512 | -7.2% | Freemium | AI engineering courses, certificates, and the world's biggest AI newsletter | semantic match | [.md](https://openaitools.app/tool/deeplearning-ai.md) | | 19 | [Tensor.Art](https://openaitools.app/tool/tensor-art) | 2,618,069 | +9.4% | Free | Free online AI image generation, video creation and model hosting in your browser | semantic match | [.md](https://openaitools.app/tool/tensor-art.md) | | 20 | [BasicAI Cloud](https://openaitools.app/tool/basicai-cloud) | 21,670 | -13.1% | Freemium, Enterprise Quote | AI data annotation platform and managed labeling services for AI training data | semantic match | [.md](https://openaitools.app/tool/basicai-cloud.md) | | 21 | [The Face Report](https://openaitools.app/tool/the-face-report) | 1,322,464 | +16.8% | Freemium | Free AI face analysis with 478-landmark precision and a one-time full report | semantic match | [.md](https://openaitools.app/tool/the-face-report.md) | | 22 | [Glasp](https://openaitools.app/tool/glasp) | 889,564 | -14.1% | Freemium | Highlight the web, learn in public, and build your AI clone | semantic match | [.md](https://openaitools.app/tool/glasp.md) | | 23 | [AutoDraw](https://openaitools.app/tool/autodraw) | 1,033,527 | +1.5% | Free | Google's free doodle-to-clipart canvas that guesses what you're drawing | semantic match | [.md](https://openaitools.app/tool/autodraw.md) | | 24 | [Voxel51](https://openaitools.app/tool/voxel51-com) | 117,715 | -8.2% | Contact for Pricing | Find where your physical AI models fail, then fix the data. | semantic match | [.md](https://openaitools.app/tool/voxel51-com.md) | Page 1 of 14 · [Next page →](https://openaitools.app/index.md?q=Keypoint+annotation&page=2) For programmatic access use `https://openaitools.app/api/tools?q=…` or MCP `https://openaitools.app/api/mcp`. --- Source: https://openaitools.app/?q=Keypoint%20annotation More Markdown: [Categories](https://openaitools.app/categories.md) · [Traffic rankings](https://openaitools.app/rankings.md) · [llms.txt](https://openaitools.app/llms.txt)