Perpendo

Perpendo connects Claude, GPT, Gemini, Grok, Mistral and Groq in one interface. Bring your API keys, pay only for what you use. Compare models side by side with parallel streaming. Branch any conversation to explore different paths. Build multi-step prompt chains. Search the web with cited sources. Track costs across all models. API keys encrypted with AES-256-GCM. We never see your keys or read conversations. Free to start. Plus $5/mo. Pro $9/mo. Self-hosted $49/one-time with Ollama support.