AI Tools Hub

Best AI Developer Tools Tools (2026)

19 verified tools.

Sort:PopularNewestFreshest
LangSmith
Debug & evaluate LLM apps.FreemiumDeveloper ToolsLiteLLM
Call 100+ LLMs with one SDK.Open sourceDeveloper ToolsHumanloop
LLM evaluation & prompt management.FreemiumVerified FreeDeveloper ToolsPortkey
AI gateway & observability.FreemiumDeveloper ToolsJan
Offline ChatGPT alternative.Open sourceDeveloper ToolsOpenRouter
One API for every model.Usage-basedVerified FreeDeveloper ToolsHelicone
Open-source LLM observability.FreemiumVerified FreeDeveloper ToolsOllama
Run LLMs locally.Open sourceVerified FreeDeveloper ToolsCohere
Enterprise LLM and RAG platform.Usage-basedDeveloper ToolsPredibase
40
Fine-tune & serve open LLMs.Usage-basedVerified FreeDeveloper ToolsLM Studio
Run LLMs locally with a GUI.FreeDeveloper ToolsTogether AI
Run & fine-tune open models.Usage-basedVerified FreeDeveloper ToolsPromptLayer
Prompt engineering & observability.FreemiumDeveloper ToolsGroq
Ultra-fast LLM inference.Usage-basedVerified FreeDeveloper ToolsFireworks AI
Fast inference for open models.Usage-basedVerified FreeDeveloper ToolsCerebras
Fastest LLM inference.Usage-basedVerified FreeDeveloper ToolsVercel AI SDK
TypeScript toolkit for AI apps.Open sourceDeveloper ToolsOpen WebUI
Self-hosted LLM web UI.Open sourceDeveloper ToolsBraintrust
Evals for AI products.FreemiumVerified FreeDeveloper Tools