# AI tools for “API Testing”

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

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

| # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Why it matched | Profile (Markdown) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1393 | [KitchenAI](https://openaitools.app/tool/kitchenai) | 0 | 0% | Contact for Pricing | A prompt engineering studio for testing and refining LLM prompts | — | [.md](https://openaitools.app/tool/kitchenai.md) |
| 1394 | [hair-style.ai](https://openaitools.app/tool/hair-style-ai) | 1,558 | -58.2% | Free | Free AI hairstyle changer for trying on 60+ cuts and 19 colors | — | [.md](https://openaitools.app/tool/hair-style-ai.md) |
| 1395 | [Funnyskill API](https://openaitools.app/tool/funnyskill-api) | 0 | 0% | Paid | One API key for DeepSeek, Qwen, GPT, Gemini, Claude and more | — | [.md](https://openaitools.app/tool/funnyskill-api.md) |
| 1396 | [Guess The Prompt!](https://openaitools.app/tool/guess-the-prompt) | 1,602 | -6% | Free | Guess the prompt behind AI art — a free daily reverse-engineering game | — | [.md](https://openaitools.app/tool/guess-the-prompt.md) |
| 1397 | [Cekura (formerly Vocera)](https://openaitools.app/tool/vocera) | 0 | 0% | Contact for Pricing | Automated testing, simulation, and live observability for voice and chat AI agents | — | [.md](https://openaitools.app/tool/vocera.md) |
| 1398 | [AutoMusic](https://openaitools.app/tool/ai-song-maker-your-ai-music-generator-automusic) | 3,188 | -46.7% | Freemium | Turn lyrics or a one-line idea into a finished, royalty-free song | — | [.md](https://openaitools.app/tool/ai-song-maker-your-ai-music-generator-automusic.md) |
| 1399 | [PromptPoint](https://openaitools.app/tool/promptpoint) | 0 | 0% | Freemium, Paid, Contact for Pricing | Design, test, and deploy LLM prompts with automated evaluation | — | [.md](https://openaitools.app/tool/promptpoint.md) |
| 1400 | [Real Or AI](https://openaitools.app/tool/real-or-ai) | 1,112 | +173.9% | Freemium | Spot the difference between real photos and AI creations | — | [.md](https://openaitools.app/tool/real-or-ai.md) |
| 1401 | [Stable Diffusion 3 Free Online](https://openaitools.app/tool/stable-diffusion-3-free-online) | 27,501 | -12.9% | Freemium | Free browser access to Stable Diffusion 3 text-to-image generation | — | [.md](https://openaitools.app/tool/stable-diffusion-3-free-online.md) |
| 1402 | [MiroFish](https://openaitools.app/tool/mirofish) | 2,739 | -15.3% | Paid | AI simulator that predicts how stakeholders will react to your decisions | — | [.md](https://openaitools.app/tool/mirofish.md) |
| 1403 | [ApiFlux](https://openaitools.app/tool/apiflux) | 0 | 0% | Paid | One OpenAI-compatible key for 100+ frontier models | — | [.md](https://openaitools.app/tool/apiflux.md) |
| 1404 | [Kommu](https://openaitools.app/tool/kommu-ai) | 1,276 | -40.5% | Paid | Affordable Level 2 driver-assistance hardware and open driving AI | — | [.md](https://openaitools.app/tool/kommu-ai.md) |
| 1405 | [Datrics](https://openaitools.app/tool/datrics-ai-analyst-builder) | 113 | -92.4% | Free Trial, Contact for Pricing | Enterprise AI decision engine for claims, compliance, and regulated workflows | — | [.md](https://openaitools.app/tool/datrics-ai-analyst-builder.md) |
| 1406 | [Prompt Mixer](https://openaitools.app/tool/prompt-mixer) | 0 | 0% | Freemium | An open-source collaborative workspace for building, versioning, and testing prompt chains | — | [.md](https://openaitools.app/tool/prompt-mixer.md) |
| 1407 | [DropbotAI](https://openaitools.app/tool/dropbotai-com) | 850 | -84.9% | Contact for Pricing | Turn any product into a winning product with AI | — | [.md](https://openaitools.app/tool/dropbotai-com.md) |
| 1408 | [Entry Point AI](https://openaitools.app/tool/entry-point-ai) | 2,741 | +58.9% | Freemium | Build, test, and fine-tune custom AI models on your own data | — | [.md](https://openaitools.app/tool/entry-point-ai.md) |
| 1409 | [Parseium](https://openaitools.app/tool/parseium) | 0 | 0% | Free Trial, Paid | Turn any AI agent into a self-updating web data collector | — | [.md](https://openaitools.app/tool/parseium.md) |
| 1410 | [GPT Realtime 2](https://openaitools.app/tool/gpt-realtime-2) | 0 | 0% | Paid, Free | A no-registration AI audio playground with an OpenRouter-ready text-to-speech API route. | — | [.md](https://openaitools.app/tool/gpt-realtime-2.md) |
| 1411 | [Checkmypitch.com](https://openaitools.app/tool/checkmypitch-com) | 2,557 | -32.2% | Paid | Sharpen your startup pitch with AI analysis and expert feedback | — | [.md](https://openaitools.app/tool/checkmypitch-com.md) |
| 1412 | [Machina Sports](https://openaitools.app/tool/machina-sports) | 2,445 | +49.4% | Free Trial, Contact for Pricing | Build and run sports AI agents on your own data | — | [.md](https://openaitools.app/tool/machina-sports.md) |
| 1413 | [aiCode.fail](https://openaitools.app/tool/aicode-fail) | 0 | 0% | Free Trial, Paid | Audit AI-generated code for hallucinations, security flaws and bugs before you ship | — | [.md](https://openaitools.app/tool/aicode-fail.md) |
| 1414 | [OnAPI](https://openaitools.app/tool/onapi) | 0 | 0% | Paid | One AI API key for text, image, video, and code models | — | [.md](https://openaitools.app/tool/onapi.md) |
| 1415 | [Kuaichuti (Jinshuju AI Exam)](https://openaitools.app/tool/%E9%87%91%E6%95%B0%E6%8D%AE-ai-%E8%80%83%E8%AF%95) | 0 | 0% | Contact for Pricing | Turn any study material into an exam-ready question bank in one minute | — | [.md](https://openaitools.app/tool/%E9%87%91%E6%95%B0%E6%8D%AE-ai-%E8%80%83%E8%AF%95.md) |
| 1416 | [ラブタイプ診断 (Love Type Test)](https://openaitools.app/tool/%E8%A8%BA%E6%96%AD) | 592 | -81.8% | Free | Diagnose your love style with 16 types across four axes. | — | [.md](https://openaitools.app/tool/%E8%A8%BA%E6%96%AD.md) |

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Source: https://openaitools.app/?q=API%20Testing

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