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Write code

AI coding assistants complete code in the IDE, explain diffs and sketch tests. An AI coding assistant saves typing; review and architecture stay with your team. Below you can compare coding tools and agents with plans and limits.

Two tools at a glance: prices, limits and sources from the catalog. Side by side, not a ranking.

Cursor vs GitHub CopilotOpenAI Codex vs Claude CodeOpenAI Codex vs CursorBase44 vs LovableLovable vs Bolt.new

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4

49Agents

Coding assistants & IDEs

Open-source 2D canvas IDE for watching and controlling many agent terminals across projects and machines at once.

Free accessFree plan
Paid fromCompany · contact salesShared canvases and collaboration features for teams
  • 2D canvas for agent terminals across multiple projects and machines, instead of many terminal tabs
  • Open source (BSL 1.1, converts to MIT in 2030); self-hosts with no authentication on localhost:1071

Details Visit site (opens in a new tab)

Aider

Coding assistants & IDEs

Open-source terminal pair programming with repository map, Git commits, tests, and freely chosen models.

Free accessFree planFree open-source software; cloud usage and your own hardware are separate.
Paid fromCloud provider API · Not verified for this marketYour own access to the chosen model provider
  • Terminal and use in your own editor
  • Repository map, multi-file edits and Git commits

Details Visit site (opens in a new tab)

AIRUNCODE

Coding assistants & IDEs

Local-first coding-agent runtime for your own provider keys and local models.

Free accessFree plan
Paid fromPro · contact salesNo public price found on the thin vendor website
  • 2 x 48-hour keys per week

Details Visit site (opens in a new tab)

Amazon Q Developer

Coding assistants & IDEs

AI coding assistant for IDEs and the AWS console, with Java transformation.

Free accessFree plan50 agentic requests per month; 1,000 Java-upgrade code lines per month
Paid fromPro · 19 USDPro: higher request limits; the exact current counting method is inconsistent across sources
  • Free: 50 agentic requests per month
  • Pro: higher request limits; the exact current counting method is inconsistent across sources

Details Visit site (opens in a new tab)

Augment Code

Coding assistants & IDEs

Coding agents and code context with shared usage-based billing. Standard and Business support up to 50 seats.

Free accessNo free plan publishedNo ongoing free plan on the current pricing page; possible trials depend on the offer.
Paid fromStandard · 20 USDUp to 50 seats, 20 USD shared usage/month, 50 concurrent Cosmos sessions
  • Up to 50 seats, 20 USD shared usage/month, 50 concurrent Cosmos sessions
  • Cosmos, Auggie CLI, VS Code, JetBrains, Context Engine and GitHub PR code review

Details Visit site (opens in a new tab)

Base44

App & UI builders

Build web apps with AI and integrated database, login, and hosting; building and runtime credits are separate.

Free accessFree plan
Paid fromStarter (annual billing) · 16 USD100 message / 2000 integration credits per month
  • AI creates and edits web apps; outputs and access permissions need review
  • Database, login, and hosting included; custom backend functions from Builder

Details Visit site (opens in a new tab)

Blackbox AI

Active · enterprise only

Coding assistants & IDEs

Enterprise inference and coding agents with token billing, annual commitments and model-dependent privacy controls.

Free accessNo free plan published
Paid fromEnterprise · contact salesAnnual commitment; unused balance expires at the end of the billing period
  • API, CLI, VS Code, Agents API and remote-agent environments; custom SLAs and rate limits
  • No platform, credit-purchase or seat fee; negotiated token discounts from 5% for closed and 10% for open models

Details Visit site (opens in a new tab)

Bolt.new

App & UI builders

Build websites and full-stack apps directly in the browser.

Free accessFree plan1M tokens per month, additionally capped at 300000 per day. Bolt branding; free tokens do not roll over
Paid fromPro 10M (annual) · 18 USD10M tokens per month without a daily cap
  • Public and private projects; 10 MB per file upload
  • 10M tokens per month without a daily cap

Details Visit site (opens in a new tab)

BuildShip

App & UI builders

Build backends and AI agents with visual nodes and custom code; executions are metered in credits.

Free accessFree trial7-day trial; permanent Free allowance not clearly confirmed
Paid fromStarter (annual billing) · 19 USD20000 credits/month, expire monthly; 20 flows, 10 agents, 3 members; 10 database tables, 20 parallel executions; 50 GB storage and 7 days of logs
  • Visual backend flows with custom code, databases, webhooks and schedules
  • Keyless AI or your own API keys, with different metering

Details Visit site (opens in a new tab)

C

Catenary

Coding assistants & IDEs

Local-first spatial IDE for orchestrating multiple AI coding agents on a zoomable canvas with terminals, editor, and Git worktrees.

Free accessFree plan
Paid fromPro · $19One-time lifetime purchase; launch price $19, then $29 standard
  • Canvas-based orchestration of multiple AI coding agents (including Claude Code, Codex, Cursor) with visual wires between terminals, editor, and browser
  • No subscription: one-time lifetime purchase instead of a monthly price

Details Visit site (opens in a new tab)

Claude Code

Coding assistants & IDEs

Anthropic’s agentic tool for software work in the terminal and supported development environments.

Free accessNo free plan publishedNo separate free plan for Claude Code; access follows the Claude plan or Console/API account.
Paid fromClaude Pro · $17 / $20Included in Pro
  • Terminal tool for software work
  • VS Code, JetBrains, and compatible editors

Details Visit site (opens in a new tab)

Cline

Coding assistants & IDEs

AI coding agent for VS Code and terminal CLI.

Free accessFree plan
Paid fromEnterprise · contact salesCustom offering
  • AI coding agent for VS Code and terminal CLI
  • BYOK with costs from the selected model or API provider

Details Visit site (opens in a new tab)

CodeGeeX

Coding assistants & IDEs

AI programming assistant for code generation, completion, comments, translation, and questions.

Free accessnot published
Paid fromIDE plugin · contact salesPlugin installation guide for Visual Studio Code
  • Code generation and completion
  • Comments and code translation

Details Visit site (opens in a new tab)

Cursor

Coding assistants & IDEs

Work across codebases in a VS Code-based editor with an agent, chat, and autocomplete.

Free accessFree planNo credit card; limited Agent requests. The pricing page does not publish a fixed request count.
Paid fromPro · $20Extended Agent limits
  • AI agent in the code editor for reading, writing, and refactoring
  • Chat and inline edits with frontier models (including Claude, GPT)

Details Visit site (opens in a new tab)

Devin

Renamed

App & UI builders

Desktop and cloud coding agents from the unified Windsurf offering.

Free accessFree planLight, undisclosed agent quota; unlimited inline edits and Tab completions.
Paid fromPro · contact salesHigher daily and weekly quotas with no published number
  • Inline edits and Tab completions unlimited in all plans
  • Frontier models from OpenAI, Anthropic, and Google on Pro plan

Details Visit site (opens in a new tab)

F

Factory

Coding assistants & IDEs

Agentic coding Droids plan, write, and test code across the CLI, IDE, GitHub Actions, Slack, and Linear, and open pull requests themselves.

Free accessNo free plan publishedNo free tier; the cheapest entry point is Pro at $20/month.
Paid fromPro · 20 USDFactory App, Droid CLI, and Droid SDK
  • One Droid runs across the CLI, IDE integrations (VS Code, JetBrains, Vim), browser, GitHub Actions, Slack, and Linear with shared context
  • Model-agnostic: choose Claude, GPT, Gemini, or Grok, plus a free Droid Core pool of open-weight models

Details Visit site (opens in a new tab)

GitHub Copilot

Coding assistants & IDEs

Work on code in the IDE, terminal, and GitHub with autocomplete, chat, and coding agents.

Free accessFree plan2,000 completions/month; chat and agent usage is limited.
Paid fromPro · $10Unlimited completions and next edit
  • Code auto-completion in all major IDEs (VS Code, JetBrains, Neovim, etc.)
  • Copilot Chat for questions, refactoring, and explanations directly in the editor

Details Visit site (opens in a new tab)

Google Antigravity

Coding assistants & IDEs

Google's agentic development platform (IDE, CLI, and agent manager) for orchestrating AI coding agents across multiple workspaces.

Free accessFree plan
Paid fromGoogle Antigravity · freeAccess to Gemini 3.8/3.7/3.6 Flash, Gemini 3.1 Pro, Claude Sonnet/Opus 4.6, and gpt-oss-120b
  • Agent manager for running and coordinating multiple AI coding agents in parallel
  • Integrated IDE (Integrated Development Environment), CLI, and agent manager in one tool

Details Visit site (opens in a new tab)

H

Harden

Coding assistants & IDEs

Local security layer that checks AI coding-agent tool calls before execution, for Claude Code, Codex, Cursor, and more.

Free accessFree plan
Paid fromEnterprise · contact salesCustom offering including a BYO-cloud option
  • Checks AI coding-agent tool calls locally before they run
  • Documentation lists support including Claude Code, Codex, and Cursor

Details Visit site (opens in a new tab)

Jules

Coding assistants & IDEs

Google's autonomous, asynchronous coding agent that clones GitHub repos, plans, and executes tasks.

Free accessFree plan
Paid fromJules Pro · Not verified for this market100 tasks/day
  • Clones GitHub repos to a cloud VM, plans and executes fixes, features, and tests
  • Asynchronous background operation instead of interactive chat session

Details Visit site (opens in a new tab)

Kilo Code

Coding assistants & IDEs

Open-source agentic coding assistant for VS Code, JetBrains and CLI with a freely chosen model source.

Free accessFree plan
Paid fromTeams · $15$15 per user and month; usage analytics, shared agent modes and keys
  • Open-source extensions for VS Code and JetBrains plus a CLI
  • Models through Kilo Gateway at provider rates, your own keys, or locally

Details Visit site (opens in a new tab)

Kiro

Coding assistants & IDEs

Kiro is AWS's agentic development platform that turns prompts into executable specifications and implements code using parallel AI agents with automated testing.

Free accessFree plan
Paid fromPro · 20 USD1,000 credits
  • AI code IDE based on Code OSS (open-source foundation of VS Code) with native AWS integration
  • Spec-driven development: AI generates requirements, design, and task documents from prompts

Details Visit site (opens in a new tab)

Kit

Coding assistants & IDEs

Open-source coding-agent runtime and terminal client with ACP, A2A, and subagents.

Free accessFree plan
Paid fromnot published
  • MIT-licensed runtime and terminal client

Details Visit site (opens in a new tab)

Lovable

App & UI builders

AI software engineer that builds full-stack web apps with frontend, backend and database from prompts.

Free accessFree plan
Paid fromPro · 25 $ pro Monat (oder 250 $ pro Jahr, entspricht 21 $ pro Monat)100 credits/month, custom domains, code download
  • Complete web apps with frontend, backend, and database directly from natural language prompts
  • No code required; pro-code editing via GitHub sync also available for developers

Details Visit site (opens in a new tab)

Maniana

App & UI builders

Build apps and sites by describing them; each product starts with an AI virtual office.

Free accessFree planFree 0 per seat / month. Collaborative workspaces, version history, export-ready layouts, email support during beta.
Paid fromStarter Plan · $20Monthly messages 100, execution credits 15k
  • Build and publish apps and sites from a sentence, doc, or sketch
  • Virtual Office with Frontdesk, Support, Marketing, Planning, and Sales

Details Visit site. Advertising link: we receive a commission if you subscribe. The price is the same for you. (opens in a new tab)

Microsoft Copilot Studio

Coding assistants & IDEs

Microsoft's low-code platform for building and customizing custom AI agents.

Free accessFree trialA free trial is offered; its duration and credit allowance are not published on the pricing page.
Paid fromPay-as-you-go · $0.01Billed via Azure subscription
  • Low-code builder for custom AI agents without coding skills
  • 25,000 credits per month with no rollover

Details Visit site (opens in a new tab)

MindStudio

App & UI builders

Visually build AI agents, run them through triggers, and power them with 200+ models without provider accounts.

Free accessFree plan1 agent and 1,000 runs/month; model costs separate.
Paid fromIndividual · $20 / $16Unlimited agents
  • Visual agent builder for trigger-based automations without coding skills
  • 200+ language models via Service Router or Bring Your Own Key (BYOK)

Details Visit site (opens in a new tab)

Muse Code

Coding assistants & IDEs

Meta's coding agent for terminal and CI on Muse Spark; billed via API tokens or a flat subscription.

Free accessnot published
Paid fromPay-as-you-go · $1.25 / $4.25Billed at Meta Model API token rates
  • muse CLI with interactive and headless modes
  • Built on Muse Spark (currently 1.3)

Details Visit site (opens in a new tab)

O

OpenAI Agents API

Coding assistants & IDEs

OpenAI-hosted, managed Codex harness API for durable cloud agents with sessions, context compaction, subagents, and MCP connectivity.

Free accessNo free plan published
Paid fromAgents API (Public Beta) · contact salesSessions, context compaction, and recovery managed server-side; up to 4 parallel subagents
  • OpenAI-managed Codex harness instead of building your own: sessions, compaction, and subagent orchestration run server-side
  • No harness fee; billing runs through standard model token prices, tool rates, and an optional container sandbox

Details Visit site (opens in a new tab)

OpenAI Codex

Coding assistants & IDEs

OpenAI's agentic coding tool (CLI, IDE extension, cloud agent), billed via ChatGPT plans or the API.

Free accessFree plan
Paid fromBusiness · 20 $ pro Nutzer und Monat bei jährlicher Zahlung (25 $ pro Nutzer und Monat bei monatlicher Zahlung; ab 2 Nutzern)SSO/MFA, no training on business data by default
  • Agentic coding via CLI, IDE extension, web/cloud, and iOS
  • GPT-6 Astra for demanding coding and repository tasks (rollout in progress)

Details Visit site (opens in a new tab)

OpenCode

Coding assistants & IDEs

Open-source AI coding agent for the terminal.

Free accessFree plan
Paid fromOpen Source · freeTerminal, IDE, and desktop use
  • Open-source AI coding agent for the terminal with no proprietary lock-in
  • Supports Anthropic Claude, OpenAI, Google Gemini, xAI Grok, and more via your own API key

Details Visit site (opens in a new tab)

Qoder

Coding assistants & IDEs

Agentic coding platform with IDE, CLI, JetBrains plugin, repo wiki, and delegated development tasks.

Free accessFree plan
Paid fromPro · 20 $2,000 credits/month
  • AI coding assistant with chat, code completion, and commit message generation
  • Browser-based IDE-free access via the Qoder web client

Details Visit site (opens in a new tab)

Replit

App & UI builders

Develop web apps in the browser with an agent, database, hosting, and deployment.

Free accessFree planDaily Agent credits; the pricing page does not publish the exact amount. One live project is included.
Paid fromCore · $20 / $172 parallel agents
  • Complete cloud IDE (Integrated Development Environment) and agent platform in the browser
  • Replit Agent creates complete apps from prompts including deployment and database

Details Visit site (opens in a new tab)

Shipper

App & UI builders

AI agent that builds, hosts, and equips complete web and mobile apps, online stores, and bots with marketing/ops automation, all via chat.

Free accessFree plan
Paid fromPro · 25 $ pro Nutzer/Monat100 credits/month
  • AI agent builds complete web and mobile apps from a chat description without code
  • Backend, database, authentication, and hosting are set up automatically

Details Visit site (opens in a new tab)

Sourcegraph

Active · enterprise only

Coding assistants & IDEs

Code search, Deep Search, and Cody for large codebases.

Free accessNo free plan publishedCody Free and Pro were discontinued; current access is enterprise-contract only.
Paid fromEnterprise · $16.000AI credits included, amount scales with team size
  • Organisation-wide code search and AI-powered Deep Search
  • Batch Changes for changes across many repositories

Details Visit site (opens in a new tab)

Tabnine

Coding assistants & IDEs

Enterprise coding assistant for cloud, VPC, and air-gapped deployments.

Free accessNo free plan publishedNo current public free tier; do not present former free offers as still available.
Paid fromCode Assistant · $39Code completion and AI chat
  • Code completion and AI chat in popular IDEs
  • Deploy as SaaS, in your own VPC, or air-gapped

Details Visit site (opens in a new tab)

Trae

Coding assistants & IDEs

ByteDance's AI-powered coding IDE (TraeCode) with agentic features for automated software development.

Free accessFree plan
Paid fromLite · 3 $Extended autocompletion
  • ByteDance AI-powered coding IDE with agentic features
  • 5,000 autocompletions per month on the free plan

Details Visit site (opens in a new tab)

T

TrueForge

Coding assistants & IDEs

Open-source, vendor-neutral agent harness (MIT) with sandbox, sessions, subagents, and approvals, self-hosted via a single npx command.

Free accessnot published
Paid fromHarness (MIT, self-hosted) · freeMIT license, fully open source; self-host with one command (`npx @truefoundry/trueforge@latest`)
  • MIT license, fully open source and vendor-neutral: works with any commercial or open LLM
  • Self-host with a single command (`npx @truefoundry/trueforge@latest`), no further infrastructure needed

Details Visit site (opens in a new tab)

v0

Renamed

App & UI builders

Build, edit, and deploy web applications from prompts.

Free accessFree plan$5 monthly credits and 7 messages/day.
Paid fromPlus · $30$30 monthly credits per user
  • Build and edit web applications from prompts with an agent, code editor, and visual preview
  • GitHub sync and Vercel deployments

Details Visit site (opens in a new tab)

Warp

Coding assistants & IDEs

Terminal, CLI agent, and cloud agents with credit billing.

Free accessFree planFree terminal, no bundled Warp AI usage. Add-on credits or your own inference required; organisation conditions apply.
Paid fromBuild · $20 / $181,500 credits/month
  • Modern terminal with Warp Agent CLI for AI-assisted command-line tasks
  • Cloud agents and codebase indexing for extended collaboration

Details Visit site (opens in a new tab)

Windsurf

Coding assistants & IDEs

AI-native code editor with an agentic coding assistant (Cascade), built by Cognition, the makers of Devin.

Free accessFree plan
Paid fromPro · $20Full Cascade agent access
  • Cascade AI agent (now Devin Local) for autonomous coding and refactoring
  • Unlimited tab completions in the editor

Details Visit site (opens in a new tab)

Alphabetical order. This is not a quality ranking.

Comparison criteria

We compare free access, paid entry, plan limits, features and the listed official sources. Unsourced figures stay marked as not published.

Methodology

Only confirmed entries appear in the catalog. Prices, plans and limits come from listed official vendor pages. Missing figures stay marked as not published. Result lists are alphabetical by default and can be switched to Free access first; neither is a quality ranking. The vendor page always wins.

Is this a ranking?

No. Result lists are alphabetical by default and can be switched to Free access first. We do not award stars or a test winner.

Do you estimate missing prices?

No. Missing figures stay marked as not published. The current vendor page always wins.

How do you sort the tools?

Result lists are alphabetical by default and can be switched to Free access first. This is not a quality ranking.