All AI tools

Every tool in the directory (5,694). Filter by category and price, or search by what you want to do.

All categories Chat assistants Coding Writing Image Video Audio & voice Design Productivity Research & search Agents & automation Marketing Sales Data & analytics Customer support Education Legal, finance & HR Models & APIs

Any price Free Freemium Free trial Paid

More filters

24 tools for “Prompt Testing”

Promptfoo
Open-source CLI for testing prompts and red-teaming AI apps
FreemiumModels & APIsMade in United States
Visit
PromptHubNew
Prompt versioning, testing and deployment for teams
Freemium · $12/moModels & APIs
Visit
LangtailNew
Prompt management and testing for product teams
Freemium · $99/moModels & APIs
Visit
PromptGroundNew
Prompt versioning, testing and one API key for many models
FreemiumModels & APIs
Visit
PromptPointNew
Design, test and deploy prompts with automated testing
Freemium · $20/moModels & APIs
Visit
Promptmetheus
Prompt engineering IDE for testing prompts across 150+ LLMs
FreemiumModels & APIs
Visit
OptiMonk
AI agent that designs and runs website popups for online stores
Freemium · $29/moMarketingMade in Hungary
Visit
Braintrust
Evaluation and observability platform for shipping reliable AI apps
Freemium · $249/moModels & APIsMade in United States
Visit
LangWatchNew
Tracing, evals and testing for LLM agents in production
FreemiumModels & APIs
Visit
MeiroNew
Quiz and test builder that creates interactive content with AI
Free trial · $12/moMarketing
Visit
UGCad AINew
Make creator-style video ads from a product link or prompt
Freemium · $29/moVideo
Visit
CustomFit.ai
AI personalization and A/B testing for D2C e-commerce stores
Free trialMarketingMade in India
Visit
PromptLayer
Prompt management and evals for teams where non-engineers edit prompts
Freemium · $49/moModels & APIsMade in United States
Visit
Mindgard
Automated red teaming and security testing for AI models and agents
PaidModels & APIsMade in United Kingdom
Visit
Momentic
AI QA engineer that writes and repairs end-to-end tests
Freemium · $125/moCodingMade in United States
Visit
AI Clothes Changer
Swap the outfit in a photo using a clothing reference or a text prompt
FreemiumImage
Visit
Cekura
Testing and monitoring platform for voice and chat AI agents
Free trial · $500/moModels & APIsMade in United States
Visit
Claude Platform
Anthropic's developer platform and API for building with Claude models
PaidModels & APIsMade in United States
Visit
Google AI Studio
Free playground and API keys for Google's Gemini and Gemma models
FreemiumModels & APIsMade in United States
Visit
LangSmith
Tracing, evaluation and deployment platform for LLM agents
Freemium · $39/moModels & APIsMade in United States
Visit
Mistral Studio
Mistral's developer platform for its open and commercial models
FreemiumModels & APIsMade in France
Visit
Emergent
Agentic vibe-coding platform for web and mobile apps
Freemium · $20/moCoding1 views1 clicks to the website
Visit
Giskard
Red teaming, evaluation and guardrails for LLM agents
FreemiumModels & APIsMade in France
Visit
Cogent
AI study platform for flashcards, practice exams and file chat
FreemiumEducation
Visit