# AI tools for “API testing”

3 matching tools; showing 3, ranked by relevance.

Filters: `group=coding-development`, `platform=app`

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) |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| 1 | [LLM API Costs Widget](https://openaitools.app/tool/llm-api-costs-widget) | 0 | — | Paid | OpenAI API spend at a glance, right on your Home Screen | — | [.md](https://openaitools.app/tool/llm-api-costs-widget.md) |
| 2 | [CatPaw: Fast AI Keyboard](https://openaitools.app/tool/catpaw-ai-keyboard) | 0 | — | Freemium | A fast AI keyboard for iPhone that runs on your own ChatGPT or Gemini API | — | [.md](https://openaitools.app/tool/catpaw-ai-keyboard.md) |
| 3 | [Prompta](https://openaitools.app/tool/prompta) | 0 | — | Freemium | Bring your own ChatGPT key to a fast, automation-ready iOS chat app | — | [.md](https://openaitools.app/tool/prompta.md) |

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

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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)