# 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) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 73 | [AiHubMix](https://openaitools.app/tool/aihubmix) | 238,455 | -16.1% | Contact for Pricing | One API key for hundreds of AI models | category: ai-api; semantic match | [.md](https://openaitools.app/tool/aihubmix.md) |
| 74 | [Langtail](https://openaitools.app/tool/langtail) | 4,213 | +10% | Freemium, Paid | Prompt management, evaluation, and guardrails for production LLM apps | category: ai-testing, ai-api; keywords 100%; semantic match | [.md](https://openaitools.app/tool/langtail.md) |
| 75 | [Openlayer](https://openaitools.app/tool/openlayer) | 48,415 | -6.4% | Freemium, Contact for Pricing | AI governance, testing, and observability for regulated enterprises | category: ai-testing; keywords 60%; semantic match | [.md](https://openaitools.app/tool/openlayer.md) |
| 76 | [Phot.AI](https://openaitools.app/tool/phot-ai) | 126,459 | -32.4% | Paid | AI ad creatives and product listings that scale ROAS | category: ai-api; keywords 100% | [.md](https://openaitools.app/tool/phot-ai.md) |
| 77 | [Alfa PTE](https://openaitools.app/tool/alfapte) | 886,734 | -15.1% | Freemium | PTE practice tests with instant AI scoring and realistic mock exams | category: ai-testing; keywords 60% | [.md](https://openaitools.app/tool/alfapte.md) |
| 78 | [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) |
| 79 | [AgentQL](https://openaitools.app/tool/agentql) | 13,100 | -44% | Freemium, Free Trial, Paid, Contact for Pricing | Connect AI agents to any website with natural-language queries | category: ai-api; keywords 100%; semantic match | [.md](https://openaitools.app/tool/agentql.md) |
| 80 | [BeatAPI](https://openaitools.app/tool/beatapi-ai-model-data-web-apis-for-agents) | 99,987 | +1,012.7% | Freemium | One API key for 70+ AI models, 1,000+ data APIs and web tools | category: ai-api; semantic match | [.md](https://openaitools.app/tool/beatapi-ai-model-data-web-apis-for-agents.md) |
| 81 | [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) |
| 82 | [Chutes](https://openaitools.app/tool/chutes) | 250,187 | -15.2% | Paid | Serverless, decentralized inference for open-source AI models | category: ai-api; semantic match | [.md](https://openaitools.app/tool/chutes.md) |
| 83 | [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) |
| 84 | [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) |
| 85 | [QA Sphere](https://openaitools.app/tool/qa-sphere) | 15,678 | +44.4% | Free Trial, Paid, Contact for Pricing, Free | AI-powered test management that keeps QA teams fast and organized | category: ai-testing; keywords 60%; semantic match | [.md](https://openaitools.app/tool/qa-sphere.md) |
| 86 | [Archal](https://openaitools.app/tool/archal) | 91 | -96.1% | Freemium, Contact for Pricing | Archal — Stateful simulated environments | category: ai-testing, ai-api; keywords 100%; semantic match | [.md](https://openaitools.app/tool/archal.md) |
| 87 | [AI or Not](https://openaitools.app/tool/ai-or-not) | 375,863 | +12.3% | Freemium, Contact for Pricing | Multi-modal AI detection API that flags synthetic images, text, audio, video and deepfakes | category: ai-api; semantic match | [.md](https://openaitools.app/tool/ai-or-not.md) |
| 88 | [Digitap.ai](https://openaitools.app/tool/credit-report-analytics-api) | 141,204 | -14.9% | Contact for Pricing | AI APIs for credit underwriting and digital customer onboarding | category: ai-api; semantic match | [.md](https://openaitools.app/tool/credit-report-analytics-api.md) |
| 89 | [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-testing; keywords 60%; semantic match | [.md](https://openaitools.app/tool/future-agi.md) |
| 90 | [Maxim AI](https://openaitools.app/tool/maxim-ai) | 121,351 | +10% | Contact for Pricing, Free Open Source | Evaluate, monitor, and govern your AI applications in production | category: ai-testing; keywords 60%; semantic match | [.md](https://openaitools.app/tool/maxim-ai.md) |
| 91 | [APIMODELS](https://openaitools.app/tool/apimodels) | 45,042 | +12% | Paid | One API key, 165+ image, video, audio and LLM models at up to 95% below official pricing | category: ai-api; semantic match | [.md](https://openaitools.app/tool/apimodels.md) |
| 92 | [ZenMux](https://openaitools.app/tool/zenmux) | 444,394 | +16.7% | Freemium, Paid | One unified API for 100+ AI models, with insurance when output disappoints | category: ai-api; semantic match | [.md](https://openaitools.app/tool/zenmux.md) |
| 93 | [LLM Gateway](https://openaitools.app/tool/llm-gateway) | 168,426 | -14.5% | Freemium, Contact for Pricing | One OpenAI-compatible API to route, monitor and control 250+ LLM models | category: ai-api; semantic match | [.md](https://openaitools.app/tool/llm-gateway.md) |
| 94 | [BigModel](https://openaitools.app/tool/bigmodel) | 5,700,686 | -17% | Freemium | Zhipu AI's open platform for GLM large models, multimodal APIs, and agent building | category: ai-api | [.md](https://openaitools.app/tool/bigmodel.md) |
| 95 | [Crazyrouter](https://openaitools.app/tool/crazyrouter) | 77,144 | +1.8% | Paid | One API key, hundreds of AI models behind a single endpoint | category: ai-api; semantic match | [.md](https://openaitools.app/tool/crazyrouter.md) |
| 96 | [Kie.ai](https://openaitools.app/tool/kie-ai-affordable-secure-deepseek-r1-api) | 2,275,553 | -22.4% | Pay-as-you-go | One API key for video, image, music, and chat models | category: ai-api | [.md](https://openaitools.app/tool/kie-ai-affordable-secure-deepseek-r1-api.md) |

Page 4 of 84 · [← Previous page](https://openaitools.app/index.md?q=API+Testing&page=3) · [Next page →](https://openaitools.app/index.md?q=API+Testing&page=5)

For programmatic access use `https://openaitools.app/api/tools?q=…` or MCP `https://openaitools.app/api/mcp`.

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

More Markdown: [Categories](https://openaitools.app/categories.md) · [Traffic rankings](https://openaitools.app/rankings.md) · [llms.txt](https://openaitools.app/llms.txt)