AI refactoring tool

Editorial picks for "ai refactor code".

48 tools

All Coding →

Warp

Coding · Multi-model: OpenAI, Anthropic Claude, Amazon Bedrock, plus BYO via OpenRouter and LiteLLM

8.8

The agentic development environment, from the terminal up

Freemium· Free: $0/month · Build: $20/month · Max: $200/month · Business: $50/user /month · Enterprise: CustomAgentic debugging of failing builds and testsNatural-language shell command generation

Zed

Coding · Claude (Sonnet/Opus), GPT-4o/5, Gemini, Ollama-hosted local models, and Zed's own Zeta2 open-weight edit-prediction model

8.4

A high-performance, multiplayer code editor built in Rust with native AI agent workflows.

Freemium· Personal: $0 · Pro: $10 · Business: $30AI pair-programming with Claude or GPT agentsInline code refactoring via natural-language prompts

Repomix

Coding · ChatGPT, Claude, Gemini, Grok

8.1

Packs an entire codebase into a single AI-friendly file so LLMs can actually read your repo.

Free· Free and open source (MIT)codebase-to-llmcode-review

16x Prompt

Coding · Multi-model (BYO key)

8.0

Desktop prompt-composer for AI coding that bundles repo context, diffs, and multi-model comparison.

Freemium· Free: 10 prompts/day; paid individual and team licensesprompt-engineeringai-pair-programming

omp (Oh My Pi)

Coding · Multi-model (Claude, OpenAI, others)

7.3

Open-source terminal coding agent with LSP, DAP, subagents, and a native Rust execution engine.

Free· MIT open source; bring your own LLM API keyterminal-coding-agentrefactoring

Kilo Code

Coding · Multi-model (500+ via BYO keys or routing)

7.2

Open-source agentic coding assistant for VS Code, JetBrains, and the terminal with bring-your-own-key routing across 500+ models.

Freemium· Free & Open Source: Free · Teams: $15/user/month · Enterprise: Custom · Kilo Pass: $19/mo · Kilo Pass: $19/moai-pair-programmingcode-review

Serena

Agents · Bring your own (Claude, GPT, etc.)

7.1

Open-source MCP toolkit that gives coding agents IDE-grade symbol search, refactoring, and editing across 40+ languages.

Freemium· Core server free (MIT); optional JetBrains plugin is paid with free trialagent-codingrefactoring

Amazon Q Developer

Coding · Multi-model (Amazon proprietary + partners)

7.0

AWS's in-IDE coding assistant and agent, formerly CodeWhisperer, tuned for cloud-heavy workflows.

Freemium· Free Tier: Free · Pro Tier: $19/mo. per usercode-completionagentic-coding

CocoIndex

RAG · Bring-your-own (embeddings + LLM)

6.9

Open-source incremental data framework that keeps RAG indexes and agent context continuously fresh.

Free· Open-source, self-hosted; bring your own infracode-indexingrag-pipelines

Crush

Coding · Provider-agnostic: Anthropic Claude, OpenAI GPT, Google Gemini, Groq, Cerebras, OpenRouter, Bedrock, VertexAI, Azure OpenAI, Ollama, llama.cpp, LM Studio, and any OpenAI/Anthropic-compatible endpoint

Glamourous agentic coding for your terminal

Freemium· Free: $0 USD · Team: $4 USD per user/month · Enterprise: $21 USD per user/monthAgentic code refactoring in the terminalMulti-file feature implementation with LSP context

GameMaker MCP Server

Agents

Project-aware MCP server that gives AI coding agents structured, guarded access to GameMaker Studio projects.

Free· Free and open source (MIT license). Install via npm/npx.AI-assisted GML refactoringGameMaker project static analysis

Google Agent Development Kit (ADK)

Agents · Gemini (default) plus Claude, GPT-4/5, Llama, and other providers via LiteLLM

Google's open-source framework for building, evaluating, and deploying production AI agents

Free· Framework itself is free and open-source (Apache 2.0). Costs come from the underlying model provider (e.g. Gemini API / Vertex AI usage) and any hosting infrastructure (Cloud Run, GKE, Agent Engine).Multi-agent research assistantCustomer support triage agent

Sequential Thinking MCP Server

MCP Servers

Reference MCP server for structured, revisable step-by-step reasoning in any MCP host.

Free· Free and open-source under the MIT License. No paid tiers; install via npx or Docker at no cost.Multi-step engineering planningProduction debugging walkthroughs

Cline

Coding · Model-agnostic: Claude (Anthropic), GPT (OpenAI), Gemini (Google), DeepSeek, Grok, Mistral, Cerebras, plus local Ollama/LM Studio

8.7

Open-source agentic coding assistant that plans, edits, and runs code inside your IDE

Freemium· ClinePass: $9.99/monthMulti-file feature scaffoldingLarge-scale refactors

Amp (Sourcegraph)

Coding · GPT-5.5, Claude Opus 4.8, GPT Image 2 (frontier multi-model)

8.4

Frontier coding agent from Sourcegraph with pass-through model pricing

Freemium· Basic: $10 · Pro: $20 · Enterprise: Contact salesMulti-file refactors across large repositoriesAgentic code generation with subagent parallelism

Claude Code

Coding · Claude (Opus / Sonnet / Haiku)

8.2

Anthropic's agentic coding tool that reads, edits, and ships code from the terminal, IDE, or web.

Freemium· Free: $0 · Pro: $20 · Max 5x: $100 · Max 20x: $100 · Standard seat: $20agentic-codingcodebase-refactor

Pieces

Coding · Multi-model (BYO OpenAI, Anthropic, Gemini, Ollama)

7.2

On-device long-term memory layer that feeds your last nine months of work context into any LLM or IDE assistant.

Freemium· Pro: $18.99 · Enterprise: $22.99developer-memorycode-snippets

Gitingest

Coding

6.9

Turns any Git repo into a single LLM-ready text digest by swapping 'hub' for 'ingest' in the URL.

Free· Free hosted service; open-source self-hostcodebase-to-promptcode-review

Superset

Agents · Multi-model

6.8

Desktop code editor that orchestrates many AI coding agents in parallel using isolated Git worktrees.

Freemium· Free: $0 · Pro: $20 · Enterprise: Custom pricingparallel-coding-agentsgit-worktree-orchestration

AI World Bakeoff

Evaluation · Ten frontier coding models (specific list not published on landing page; includes at least one Claude Opus generation referenced as 'Opus 5')

Ten AI coding models, three identical briefs, thirty explorable 3D worlds

Free· Free to view. No paid tiers, sign-up, or accounts.One-shot AI coding model comparison3D generative code benchmarking

Approving

Agents · Model-agnostic; routes to ACP backends including Cursor, Claude Code, CodeBuddy, and Trae

Visual orchestration for coding agents with human approval gates and sandboxed execution

Free· Free / MIT-licensed open source. Self-hosted; infrastructure costs (Docker host, agent API tokens) are on you.Multi-agent code delivery pipelinesHuman-approved MR/PR generation

Augment Code

Agents · Claude Opus, Claude Sonnet, Gemini, and open-source models via BYOK; routed by proprietary Prism model router

Enterprise agent-orchestration platform for the software development lifecycle.

Paid· Business: $100/month · Enterprise: CustomAutomated pull-request reviewTest-coverage expansion on legacy code

Cindy

Agents · Model-agnostic: Claude (via Claude Code), GPT (via Codex), Grok, Gemini, DeepSeek, Kimi, GLM, Qwen, plus local models via OpenAI-compatible endpoints and Ollama

Open-source agent platform that orchestrates Claude Code, Codex, and other coding agents on a shared workspace

Freemium· FREE: $0 · PLUS: $20 · SUPER: $100 · ULTRA: $200Multi-agent code refactorsParallel plan / execute / review pipelines

getdebug

Coding

AI-powered codebase analyzer and auto-fixer that ships validated PRs

Freemium· Free: $0 · Pro: $39/ dev / mo · Pro Plus: $79/ dev / mo · Custom: Let's talk · Pay as you go: Base + usageAutomated bug-fix pull requestsSecurity vulnerability remediation

Google Antigravity

Agents · Gemini 3 family (Flash tiers highlighted)

Google's agent-first development platform for building software with autonomous coding agents.

Freemium· For Individuals: $0/month · Google AI Pro: ? · Google AI Ultra: ? · Organization plan via Google Cloud: ?Parallel autonomous coding agentsRepository-aware refactors

Goose

Agents · Provider-agnostic — Claude 3.5/4, GPT-4o/4.1, Gemini 1.5/2, Llama 3.x via Ollama, plus Azure OpenAI, Bedrock, OpenRouter and others

Open-source, local-first AI agent for code, workflows, and everything in between.

Free· Free and open source under Apache 2.0. You bring your own model API keys (or run local models via Ollama); provider costs are pass-through.Multi-file code refactors and PR generationLocal repo Q&A and code review

Magic.dev

Coding · In-house frontier code models (including a long-term-memory 'LTM' model family with reported 100M-token context)

Frontier code models with ultra-long context aimed at automating software engineering

Enterprise· No public pricing. Access is via research partnerships and enterprise engagements; no self-serve tier or public API published as of writing.Whole-repo refactorsLong-horizon feature implementation

MCP Filesystem Server

MCP Servers

Reference MCP server that gives Claude, Cursor, and other MCP clients scoped read/write access to your local filesystem.

Free· Free and open source (MIT). Self-hosted; no vendor cost.Give Claude Desktop scoped access to a code repoLet Cursor or VS Code agents edit project files via MCP

MCP Git Server

MCP Servers

Reference MCP server that lets any LLM read, search, and manipulate local Git repositories.

Free· Free and open source (MIT License). Self-hosted; you pay only for the compute wherever you run it.AI-drafted commit messages from staged diffsAssistant-led code review of unstaged changes

OpenClaude

Coding · Model-agnostic — routes to OpenAI, Gemini, Grok, Codex, Ollama, LM Studio, GitHub Models, DeepSeek and 200+ others

Open-source, model-agnostic terminal coding agent

Free· Free and open source; you pay only for whichever underlying model API you configure (or $0 with local Ollama / LM Studio).Terminal-based pair programmingAutomated refactors across a repository

PearAI

Coding · Model-agnostic via Continue: OpenAI GPT-4o, Anthropic Claude 3.5 Sonnet, Google Gemini, Groq, and local models via Ollama

Open-source AI code editor — a VS Code fork with Continue baked in

Freemium· Intern: Free · Maker: $15/month · Enterprise: Contact UsAI pair programmingcodebase-aware chat

Poolside

Coding · Poolside Laguna 2.1 (in-house) — Laguna S 118B/8B-active MoE and Laguna XS 33B/3B-active MoE

Frontier open-weight foundation models purpose-built for agentic software engineering.

Enterprise· No public price list. Direct enterprise/government engagements are contact-sales; the Laguna 2.1 open-weight models can also be consumed pay-per-token via third-party gateways (OpenRouter, Vercel AI Gateway) at their published rates.Self-hosted coding agents inside enterprise VPCsAir-gapped / on-prem code generation for defense and government

Stele

Agents

Shared project memory for AI coding agents across Claude Code, Cursor, Codex, and Copilot

Freemium· Free: $0/ forever · Pro: $12/ month · Team: $20/ user / moshared memory across AI coding agentscross-tool project context handoff

Claude

Featured

Writing · Claude Opus / Sonnet

9.6

Anthropic's flagship assistant for long-form writing, analysis, and coding.

Freemium· Basic: $10 · Pro: $30 · Enterprise: $100long-form writingsummarization

Cursor

Featured

Coding · Claude / GPT (configurable)

9.5

AI-first VS Code fork — chat, edit, and agentic coding in one IDE.

Freemium· Hobby: Free · Individual: $20 / mo. · Teams: $40 / user / mo. · Enterprise: Customcodingrefactors

GitHub Copilot

Featured

Coding · GPT / Claude / OpenAI o-series (configurable)

9.1

The original AI pair programmer, now with chat and agents.

Paid· Free: $0 · Pro: $10 · Pro+: $39 · Max: $100autocompletechat

Replit Agent

Featured

Coding · Multi-model (Claude / GPT configurable)

8.7

Build & deploy a full app from a single prompt.

Freemium· Basic: $20 · Pro: $50 · Enterprise: Contact salesprototypesinternal tools

Ernie Bot

Agents · Baidu ERNIE 4.0 / ERNIE X1 / ERNIE Turbo (in-house)

8.7

Baidu's Mandarin-first ChatGPT rival, powered by the ERNIE model family

Freemium· Free tier for Ernie 3.5 access; Ernie 4.0 and premium features require a paid subscription (approximately CNY 59.9/month for individual plans); enterprise API pricing via Baidu AI Cloud Qianfan platform is metered per 1K tokens.Mandarin content writing and marketing copyChinese-language document Q&A and summarisation

Claude Agent SDK

Agents · Claude Opus / Sonnet

8.6

Anthropic's official SDK for building autonomous Claude agents.

Free· Free SDK; API usage billed at Claude ratesClaude agentstool use

Google Vertex AI

Agents · Gemini 2.5 (Pro/Flash/Nano), Imagen, Veo, Chirp, plus Model Garden (Llama, Mistral, Claude via partner)

8.6

Google Cloud's unified platform for building, deploying, and scaling enterprise AI agents and models.

Paid· Image Data - Training (Classification): $3.465 / 1 hour · Image Data - Training (Object Detection): $3.465 / 1 hour · Image Data - Deployment and Online Prediction: $1.375 / 1 hour · Image Data - Batch Prediction: $2.222 / 1 hour · Tabular Data - Training (Classification/Regression): $21.252 / 1 hourEnterprise RAG chatbotMulti-agent customer service

IBM watsonx

Agents · IBM Granite (3.x, Code, Time Series), Meta Llama 3.x, Mistral, plus other curated open models

8.6

Enterprise AI platform for building, deploying, and governing models and agents

Enterprise· watsonx.ai has a free tier on IBM Cloud with limited tokens; paid usage is metered per 1M tokens by model family (Granite, Llama, Mistral, etc.). watsonx.governance and watsonx.data are quoted per environment. Enterprise deals via IBM sales; on-prem/Cloud Pak for Data is separately licensed.Enterprise RAG chatbot over private documentsCustomer service agents with guardrails

Glean

Agents · Model-agnostic: routes across 35+ LLMs including GPT-4o, Claude 3.5/4 Sonnet, Gemini 1.5/2, Llama 3, Mistral, plus Glean in-house models

8.5

Work AI platform that unifies enterprise knowledge, search, and agents

Enterprise· Enterprise pricing only; commonly reported in the $40-50/user/month range with a floor typically starting around 100 seats. No public self-serve tier. Contact sales for a quote.Enterprise search across Slack, Drive, Confluence and JiraCompany-wide AI assistant with citations

ChatGLM (Zhipu Qingyan)

Agents · GLM-4, GLM-4V, GLM-4-Air/Flash, CogView, CogVideoX (ChatGLM family, Zhipu AI / Tsinghua KEG)

8.4

Zhipu AI's bilingual ChatGLM assistant with agents, code, image and video generation

Freemium· Free consumer tier (chatglm.cn); paid API tiers via Zhipu Open Platform (bigmodel.cn) priced per million tokens by model (GLM-4, GLM-4-Air, GLM-4-Flash, GLM-4V, CogVideoX); enterprise/private deployment on requestChinese-language document drafting and rewritingChinese-English translation and localisation

PyCaret

Coding · Multi-model (scikit-learn, XGBoost, LightGBM, CatBoost)

8.4

Low-code Python AutoML library that wraps scikit-learn, XGBoost, LightGBM and friends behind a few-line API.

Free· Free and open-source (MIT license)automlclassification

Quivr

RAG · Multi-model (OpenAI, Anthropic, Mistral, Gemma)

8.4

Open-source RAG framework for building custom AI assistants over your own documents in a few lines of Python.

Free· Open source (pip install quivr-core); pay only for LLM/vector-store usagedocument-qacustom-knowledge-base

Semantic Kernel

Agents · Multi-model

8.4

Microsoft's open-source SDK for wiring LLMs, plugins, and agents into enterprise .NET, Python, and Java apps.

Free· Free, MIT-licensed SDK; you pay for the underlying model APIsagent-orchestrationllm-plugins

Codeium

Coding · Proprietary + frontier models in Windsurf

8.3

Free, fast AI autocomplete + chat across 70+ editors.

Freemium· Free; Pro $15/mo; Teams $35/moautocompletechat

Dataiku

Agents · Multi-model (LLM Mesh: OpenAI, Anthropic, Bedrock, Vertex, OSS)

8.3

Enterprise AI platform unifying data, ML, LLMs, and agents under one governed workflow.

Enterprise· Basic: $10 · Pro: $20 · Enterprise: Contact salesenterprise-aiagent-orchestration