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Best LLM Chat Tools

LLM chat tools are the front door to modern AI — from general assistants to specialist chat UIs. Scan ranked options here, then open the compare page for a compact decision table.

Open compare table Related: Best Coding Agent Tools · Best RAG Tools · Best Open Source AI Tools · Best AI Image Generation Tools

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2,084 tools · sorted by quality

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omk

Evidence-gated runner for Codex, Claude Code, OpenCode, and local coding agents. Routes tasks into scoped DAG lanes with replayable artifact...

Score 91 GitHub stars 144 Open source
claude-duet

Two devs, one Claude. Share a Claude Code session in real-time with E2E encryption.

Score 91 GitHub stars 143 Open source
ai-rulez

Complete AI development workflow for 19+ tools. Builtin rules, agents, and conventions out of the box. Generate native configs for Claude, C...

Score 91 GitHub stars 143 Open source
cclens

Claude Code 专属会话管理器:多会话统一管理 + AI 成本可视化仪表盘 + 会话摘要知识库。终端 CLI 与 VS Code 扩展双形态,流式解析会话日志,按模型/...

Score 91 GitHub stars 142 Open source
engram

The context spine that 10x's every AI coding session. Live in 8 IDEs (Claude Code, Cursor, Cline, Continue, Aider, Codex, Windsurf, Zed) via...

Score 91 GitHub stars 141 Open source
cc-clip

Paste images into remote Claude Code & Codex CLI over SSH — clipboard bridging for macOS and Windows.

Score 91 GitHub stars 141 Open source
GemType

Free, open-source Grammarly alternative for Chrome & Safari — AI grammar checker and text rewriter for any website, powered by your own free...

Score 91 GitHub stars 141 Open source
AI-Engineer-Interview-Questions

Interview questions and prep for AI Engineer, LLM Engineer, and Applied AI roles. Built for software engineers breaking into AI and ML pract...

Score 91 GitHub stars 140 Open source
Finance-LLMs

Comprehensive Compilation of Real-World LLM & AI Agent Use Cases in Financial Services

Score 91 GitHub stars 140 Open source
spring-ai-playground

Safe local execution layer for AI agent tools. Build and test-run MCP tools (no pass, no run), serve them from a built-in MCP server, and us...

Score 91 GitHub stars 140 Open source
pdf-mcp

MCP server that lets Claude Code and other AI agents read and search large PDFs, one file or a whole folder: agentic RAG with hybrid semanti...

Score 91 GitHub stars 140 Open source
inferock-bench

Local LLM cost-tracking proxy for OpenAI, Anthropic, Gemini, and pinned OpenRouter calls with token usage, failure, and billing-integrity re...

Score 91 GitHub stars 140 Open source
tapq

Multi-modal voice agent for your AI agents. Talk with Claude Code, Codex, and others by voice: answer their prompts, give instructions, ask...

Score 91 GitHub stars 139 Open source
models

This repository contains comprehensive pricing and configuration data for LLMs. It powers cost attribution for 200+ enterprises running 400B...

Score 91 GitHub stars 139 Open source
HackGPT

A powerful and customizable ChatGPT-like interface, built for developers.

Score 91 GitHub stars 138 Open source
ruby_llm-agents

A Rails agent framework for RubyLLM — define AI agents with prompts, schemas, caching, logging, cost tracking, and a built-in dashboard for...

Score 91 GitHub stars 138 Open source
ContextPilot

Accelerating Long Context LLM Inference with Accuracy-Preserving Context Optimization in SGLang, vLLM, llama.cpp, OpenClaw, RAG, and Agentic...

Score 91 GitHub stars 137 Open source
aki-mcp-sv

Custom MCP [Connector] for AI chat web [Claude|ChatGPT|Grok...] use Files/Shell on your computer directly

Score 91 GitHub stars 137 Open source
ai-driven-development

Practices, protocols, and skills for AI-driven software development. Skills and safety hooks for Claude Code, Codex, OpenCode, Cursor, Antig...

Score 91 GitHub stars 137 Open source
wtfibought

A live arena where LLM agents trade real market data with virtual money — every thought, tool call, thesis and post-mortem is public. Bring...

Score 91 GitHub stars 136 Open source
freelingo

Open-source, self-hosted AI language learning platform with local or cloud LLMs, CEFR study plans, an AI tutor, voice conversations, flashca...

Score 91 GitHub stars 136 Open source
EliteIntel

LLM side-kick and data analyst for Elite Dangerous

Score 91 GitHub stars 136 Open source
app

Privacy-first AI roleplay & BYOK (Bring Your Own Key) & roleplaying, companion and storytelling app with long-term memory, custom characters...

Score 91 GitHub stars 136 Open source
okf

OKF (Open Knowledge Format): Durable, structured memory for AI agents. Author, validate, consume, and maintain portable knowledge bundles th...

Score 91 GitHub stars 136 Open source
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