API Tracker
Postman
swagger.io
PublicAPIs
Treblle
Eden AI
Pipedream
AssemblyAI
Test AI Models
Langfuse
Rival CI
OpenMark.ai
LangChain
PrompTessor
PROMPTMETHEUS
variA/Bly
API Tracker
Test AI ModelsPostman - The Collaboration Platform for API Development
Langfuse - Langfuse is an open-source LLM engineering platform that helps teams collaboratively debug, analyze, and iterate on their LLM applications.
swagger.io - Swagger is an open source RESTapi Documentation Tool.
Rival CI - Market and competitive intelligence for product builders.โ Rival lets you keep an eye on your competitors, know your competitive landscape & lead the market, with less effort. Detect changes and new pages on any website automatically.
PublicAPIs - Explore the largest API directory in the galaxy
OpenMark.ai - Benchmark 100+ AI models on your actual task. Compare GPT, Claude, Gemini pricing and performance with deterministic scoring, and real API usage cost/efficiency data.