# AI tools for “API Tracing” 1,615 matching tools; showing 24, ranked by relevance. Related categories: [ai-api](https://openaitools.app/category/ai-api.md) | # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Why it matched | Profile (Markdown) | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | 1 | [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. | category: ai-api | [.md](https://openaitools.app/tool/claude-2.md) | | 2 | [DeepSeek](https://openaitools.app/tool/deepseek) | 372,761,591 | +4.3% | Freemium | High-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs. | category: ai-api | [.md](https://openaitools.app/tool/deepseek.md) | | 3 | [Lenso.ai](https://openaitools.app/tool/lenso-ai) | 1,588,648 | -1.3% | Freemium | AI reverse image search with face, place, and duplicate detection | category: ai-api; keywords 100% | [.md](https://openaitools.app/tool/lenso-ai.md) | | 4 | [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-api | [.md](https://openaitools.app/tool/openai.md) | | 5 | [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-api | [.md](https://openaitools.app/tool/google-ai-studio.md) | | 6 | [Helicone](https://openaitools.app/tool/helicone-ai) | 57,187 | -25.2% | Freemium, Free Trial, Paid, Contact for Pricing, Free | Open-source LLM observability and AI gateway for shipping reliable AI apps | category: ai-api; keywords 100%; semantic match | [.md](https://openaitools.app/tool/helicone-ai.md) | | 7 | [Online Image Vectorizer](https://openaitools.app/tool/online-image-vectorizer) | 310,480 | -15.1% | Free Trial, Paid | Convert PNG, JPG and BMP images into scalable SVG, EPS and DXF vector art | category: ai-api; keywords 100% | [.md](https://openaitools.app/tool/online-image-vectorizer.md) | | 8 | [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-api | [.md](https://openaitools.app/tool/openrouter-ai.md) | | 9 | [DeepL](https://openaitools.app/tool/deepl) | 95,110,871 | -1.7% | Freemium | Enterprise-grade neural machine translation, AI writing refinement, and real-time voice translation across thirty-plus global languages. | category: ai-api | [.md](https://openaitools.app/tool/deepl.md) | | 10 | [Respan](https://openaitools.app/tool/respan) | 91,503 | -14.5% | Freemium | Open-source AI gateway with observability and evals built in | keywords 100%; semantic match | [.md](https://openaitools.app/tool/respan.md) | | 11 | [ElevenLabs](https://openaitools.app/tool/elevenlabs-io) | 42,396,771 | +26.1% | Freemium, Paid, Contact for Pricing | AI audio platform for speech, agents, music and dubbing | category: ai-api | [.md](https://openaitools.app/tool/elevenlabs-io.md) | | 12 | [Datadog](https://openaitools.app/tool/datadog) | 5,175,760 | -4.8% | Freemium, Free Trial, Paid, Contact for Pricing, Free | Unified observability, security and incident response for cloud-scale engineering teams | keywords 72%; semantic match | [.md](https://openaitools.app/tool/datadog.md) | | 13 | [ZeroGPT](https://openaitools.app/tool/zerogpt) | 32,864,541 | +19.7% | Freemium, Paid | AI content detection and a full writing toolkit in one place | category: ai-api | [.md](https://openaitools.app/tool/zerogpt.md) | | 14 | [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-api | [.md](https://openaitools.app/tool/qwen-4.md) | | 15 | [Tripo AI](https://openaitools.app/tool/tripo-ai) | 25,209,679 | +73.2% | Freemium | Create 3D models from text and images in seconds | category: ai-api | [.md](https://openaitools.app/tool/tripo-ai.md) | | 16 | [GPTZero](https://openaitools.app/tool/gptzero-me) | 23,246,989 | +32.5% | Freemium, Paid | AI detection and writing verification built for schools and editors | category: ai-api | [.md](https://openaitools.app/tool/gptzero-me.md) | | 17 | [Photoroom](https://openaitools.app/tool/photoroom) | 18,213,872 | -2.8% | Freemium, Free Trial, Contact for Pricing | 面向电商的 AI 视觉编辑器，从商品图到视频广告 | category: ai-api | [.md](https://openaitools.app/tool/photoroom.md) | | 18 | [Thomson Reuters](https://openaitools.app/tool/thomson-reuters) | 17,919,413 | +5.5% | Contact for Pricing | Purpose-built AI and trusted content for legal, tax, risk and trade professionals | category: ai-api | [.md](https://openaitools.app/tool/thomson-reuters.md) | | 19 | [RealEstateAPI](https://openaitools.app/tool/realestateapi-com) | 14,589 | +3.4% | Contact for Pricing | Developer-first API for U.S. property data, valuations and address verification | category: ai-api; keywords 100% | [.md](https://openaitools.app/tool/realestateapi-com.md) | | 20 | [Groq](https://openaitools.app/tool/groq) | 3,987,936 | +10% | Paid | Ultra-fast AI inference on the LPU and LPX platform | category: ai-api | [.md](https://openaitools.app/tool/groq.md) | | 21 | [Hyper3D Rodin](https://openaitools.app/tool/rodin) | 10,751,371 | +11.2% | Freemium, Free Trial, Paid, Contact for Pricing | Generate production-ready 3D assets from text or a single image | category: ai-api | [.md](https://openaitools.app/tool/rodin.md) | | 22 | [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 | category: ai-api | [.md](https://openaitools.app/tool/semantic-scholar.md) | | 23 | [Runway](https://openaitools.app/tool/runwayml) | 7,498,396 | +16.9% | Freemium, Paid, Contact for Pricing | Generative video, image, and audio tools built on frontier AI research | category: ai-api | [.md](https://openaitools.app/tool/runwayml.md) | | 24 | [PromptLayer](https://openaitools.app/tool/promptlayer) | 85,899 | -4.6% | Free Trial, Contact for Pricing | The collaboration layer for AI engineering teams | keywords 100% | [.md](https://openaitools.app/tool/promptlayer.md) | Page 1 of 68 · [Next page →](https://openaitools.app/index.md?q=API+Tracing&page=2) For programmatic access use `https://openaitools.app/api/tools?q=…` or MCP `https://openaitools.app/api/mcp`. --- Source: https://openaitools.app/?q=API%20Tracing More Markdown: [Categories](https://openaitools.app/categories.md) · [Traffic rankings](https://openaitools.app/rankings.md) · [llms.txt](https://openaitools.app/llms.txt)