AI Code Assistant
Explore 22 curated AI Code Assistant AI tools on WithAI.Top. Compare standout products by pricing model, use case, and core capabilities.
AI Code Assistant is evolving fast. This category page on WithAI.Top is designed to help users compare the leading tools, understand common capabilities, and find the best fit for different workflows.
Featured Platforms
Command Code
Command Code is a frontier AI coding agent that lives in the terminal and continuously learns your coding taste through its taste-1 model. It ships, fixes, tests, and refactors code, turning every edit into reusable project skills and personal memory. It supports interactive and headless modes, a background sandbox, custom agents, MCP servers, and plugins, with 50+ models. Pricing includes a free tier plus Go, GOAT, Max, and API plans.
Kilo Code
Kilo Code is an open-source AI coding agent that works across VS Code, JetBrains, CLI, and cloud environments. It gives developers access to 500+ models through one agent, with zero markup on provider rates, and offers specialized modes for coding, architecture planning, debugging, and code review, plus Auto Model routing to control costs.
Explore Directory
22 tools
Reasonix
Reasonix is an open-source, MIT-licensed coding agent that runs locally and is designed to be left running for hours. It offers one engine with four ways in, a terminal CLI, a desktop app, a browser interface, and an editor integration over ACP. Plan mode holds writes until approved, permissions gate each tool call, and per-turn checkpoints let users rewind a six-hour run without touching git history. Users bring their own DeepSeek API key.
Void
Void is an open source AI IDE built as a fork of VS Code and backed by Y Combinator. It brings Tab autocomplete, inline Quick Edit, and Chat with Agent, Gather, and normal modes straight into the editor. Void connects directly to any model, private LLMs via Ollama, vLLM, or OpenAI-compatible endpoints, or frontier models like Claude, GPT, Gemini, and Grok, without routing your data through a private backend.
Zencoder
Zencoder is an AI orchestration platform for software teams, combining planning, coding, testing, and code-review agents in one subscription. It routes every task to the best frontier model, from Claude Opus for architecture planning to Gemini for implementation and Codex for review, while supporting bring-your-own-key usage. Teams get multi-repository indexing, parallel agent execution, scheduled automation, and built-in quality gates, with desktop apps, IDE plugins, and CI/CD integrations.
TalkCody
TalkCody is a free, open-source AI coding agent built with Rust and Tauri that gives developers complete control over their AI workflow. It supports any model from OpenAI, Anthropic, and Google to local models via Ollama or LM Studio, with four-level parallelism for faster project completion. All data stays local, and it offers nine ways to use AI for free.
Windsurf
Windsurf (by Codeium) is the first agentic IDE that combines the power of AI coding assistance with a full-featured integrated development environment. It offers intelligent code completion, AI-powered debugging, context-aware suggestions, and autonomous coding agents. Windsurf helps developers write better code faster with deep codebase understanding and seamless workflow integration.
Cursor
Cursor is an AI-first code editor designed for building ambitious software. It features autonomous coding agents that can work in parallel, understand your entire codebase, and handle complex development tasks. Cursor runs in your terminal, collaborates in Slack, and reviews PRs in GitHub. Trusted by Stripe, OpenAI, Linear, NVIDIA, and other world-class engineering teams.
OpenCode
OpenCode is an open source AI coding agent that helps developers write, debug, refactor, and understand code directly in their terminal, IDE, or desktop app. With 160K+ GitHub stars, 7.5M monthly active developers, and support for any AI provider (Claude, GPT, Gemini, and more), OpenCode is the most popular open source coding agent.
Factory
Factory is an agent-native platform that automates software delivery using autonomous AI agents called Droids. Droids handle coding, bug fixing, testing, and production incidents across desktop, CLI, and SDK. With cloud background agents, usage dashboards, and enterprise controls such as SSO, audit logging, and data residency, Factory serves individual developers through large engineering organizations.
Blackbox
Blackbox is a high-trust inference platform for enterprises that run open-weight frontier models. It offers Enterprise Inference with single-tenant, end-to-end encrypted GPU capacity, and a Blackbox Router connecting teams to 300+ hosted models with zero data retention. Agents API, VS Code extension and CLI share one token balance. Pricing is commit-based with published per-model rates and no platform fee.
Bolt
Bolt by StackBlitz is an AI-powered builder that creates full-stack websites, apps, and prototypes from natural-language prompts. It handles coding, hosting, databases, and deployment automatically, with free and paid plans. Teams use Bolt for internal tools, prototypes, and production apps, with token-based AI usage, custom domains, and SEO tools on paid tiers.
Devin
Devin is an AI software engineer built by Cognition that plans, codes, debugs, and ships software tasks autonomously. It combines Devin Desktop for local work, cloud agents powered by the SWE 1.7 model, Tab completions, and inline edits across major IDEs. Plans range from a free tier to Pro at $20 per month, Max at $200, and Teams with centralized billing.
Otty
Otty is a native, GPU-accelerated terminal app for macOS designed for developers who use AI coding agents. It combines a fast, beautiful terminal with first-class affordances for Claude Code, Codex, and OpenCode, including agent status, live previews of agent edits, and parallel agent task monitoring. All offline usage is free with no account required, and Windows and Linux support is on the way.
Blink
Blink is an AI app builder where users describe an app in natural language and get a full-stack web or mobile application with database, authentication, APIs, and hosting included. The free plan provides 5 build credits daily with a live URL, while paid plans add custom domains, production hosting, and App Store publishing. Built by 1Flow, Inc., Blink targets founders and builders creating MVPs fast.
skills.sh
skills.sh is an open directory of reusable agent skills built by Vercel Labs. Developers browse thousands of skills across topics like React, Next.js, testing, and agent workflows, then install them with a single command into Claude Code, Cursor, Codex, Copilot, and other agent runtimes. The platform is free, open source, and includes security audits, packs, and an API.
Replit
Replit is an AI development platform that turns ideas into deployed apps. Its Agent writes production-ready code from natural language prompts, evolves projects across sessions, and handles hosting, databases, authentication, and monitoring out of the box. Teams and individuals use it for prototyping, internal tools, and full-stack applications, with free and paid plans including the Replit Agent.
Kimi
Kimi is Moonshot AI's flagship AI assistant, combining a powerful chat model with agentic tools for coding and knowledge work. Users can chat with the K3 and K2.6 models, run deep research, generate documents, slides, websites, and spreadsheets, deploy agents with Kimi Swarm, and write code with Kimi Code and Kimi Claw. It serves students, researchers, developers, and professionals.
Interview Solver
Interview Solver is an AI interview copilot, a desktop application that provides real-time answers to LeetCode problems and system design questions during coding interviews. It is invisible to screensharing, supports voice transcription of both sides of the conversation, screengrab-based problem solving, undetectable global hotkeys, document upload for reference, and a companion phone mode. Trusted by 10,000+ engineers, it offers a free trial and a $39 per month plan.
Orca
Orca is an open-source Agent Development Environment that lets developers run Claude Code, Codex, OpenCode, and other AI coding agents side by side in isolated worktrees. It includes Ghostty-inspired terminals, a built-in file editor, git tracking, a fleet workflow for automating and reviewing AI output, and mobile companions for iOS and Android. It is MIT-licensed, backed by Y Combinator, and free, with an enterprise tier for teams.
GigaChat
GigaChat is a Russian-language AI assistant developed by Sber. It answers questions, composes texts, writes and reviews code, generates images, and understands English as a second language. Available through the web app and mobile applications, it also offers an API and the open-weight GigaChat-Neo models for developers and businesses building Russian-language AI products.
JavaScript Tools
JSTools.Space is a free, privacy-first developer utility platform featuring 80+ browser-based tools. Format JSON, HTML, CSS, XML, and SQL; generate passwords, API keys, UUIDs, JWT secrets, and nonces; encode/decode Base64 for text, images, audio, and files; edit Markdown and export to HTML, PDF, Word, Jira, Slack, Notion, Confluence; convert timestamps and time zones; validate YAML and XML; and much more. All processing stays in your browser — no accounts, no uploads, no ads.