OpenCodeの代替（2026）
OpenCodeの開始価格は Free です。下の製品は同じカテゴリに載っています。
1
Augment Code
Augment Code describes Cosmos as a platform that moves work from spec to verification with agent loops for code review, ticket-to-PR, vulnerability remediation, and incident response. Agents can be triggered from GitHub, GitLab, Slack, Linear, Jira, schedules, and webhooks, and can run in managed cloud sandboxes or on customer-managed machines.
料金: From $20/mo. 向いている用途: Engineering organizations running shared agent loops with human review gates
ほかのリスト おすすめのAIコーディングエージェント.
2
Claude Code
Claude Code builds a plan, asks clarifying questions, and handles work that runs for hours or days, including bug fixes, tests, refactors, and pull requests. It runs locally in the terminal on macOS, Linux, and Windows, with extensions for VS Code and JetBrains, and asks for permission before changing files or running commands.
料金: From $17/mo. 向いている用途: Developers who want a terminal and IDE coding agent on a Claude subscription
ほかのリスト おすすめのAIコーディングエージェント.
3
Cline
Cline is an open-source coding agent for the editor, terminal, desktop, and an SDK, licensed Apache 2.0. The homepage says it can plan then act, edit across a project, run bash, and use Claude, GPT, Gemini, Ollama, LM Studio, or any OpenAI-compatible endpoint.
料金: Free. 向いている用途: Developers who want an open-source agent and their own model key
ほかのリスト おすすめのAIコーディングエージェント.
4
Cursor
Cursor's homepage says agents turn ideas into code, run in parallel for hours or days, and also operate in the terminal, Slack, and GitHub pull-request review. It offers model choice across OpenAI, Anthropic, Gemini, SpaceXAI, and Cursor models, plus cloud agents.
料金: From $20/mo. 向いている用途: Developers who want an IDE agent with a free Hobby plan and a $20 individual plan
ほかのリスト おすすめのAIコーディングエージェント.
5
Devin
Devin's homepage says it runs in the cloud or on your machine, tests in its own browser, and keeps going until a pull request is ready to merge. It can be tagged in Slack and Microsoft Teams, watches issues and failed CI, and mixes frontier models.
料金: Free, then $20/mo. 向いている用途: Teams that want a cloud software-engineer agent that opens pull requests
ほかのリスト おすすめのAIコーディングエージェント.
6
GitHub Copilot
GitHub's Copilot page says it works in the editor, terminal, GitHub, and cloud agents, and can assign work to Copilot, Claude, or Codex. The FAQ on the plans page says it provides contextual assistance from inline suggestions and chat through the software development lifecycle.
料金: Free, then $10/user/mo. 向いている用途: Developers who want completions and agents inside GitHub and their IDE
ほかのリスト おすすめのAIコーディングエージェント.
7
Google Jules
Jules is an autonomous coding agent that clones a selected GitHub repository to a cloud VM, writes a plan, shows a diff, and opens a pull request. The homepage says you can also assign a task with a jules label on a GitHub issue.
料金: Not published. 向いている用途: GitHub users who want an async agent that plans a change and opens a pull request
ほかのリスト おすすめのAIコーディングエージェント.
8
OpenAI Codex
OpenAI describes Codex as a coding partner included in ChatGPT that takes on bugs, refactors, and new features, and runs many agents in parallel with computer and browser tools. The same agent is available in ChatGPT, an IDE extension, the terminal, and cloud environments that keep tasks running after the laptop is closed.
料金: From $20. 向いている用途: Teams already on ChatGPT who want parallel coding agents and pull-request review
ほかのリスト おすすめのAIコーディングエージェント.
9
Windsurf
https://windsurf.com now presents Devin Desktop, and its FAQ states that Devin Desktop is the new name for Windsurf and that the IDE, extensions, settings, plan, and pricing carry over. The page describes an agent command center for local and cloud agents plus a full IDE with Supercomplete and Fast Context.
料金: Free, then $20/mo. 向いている用途: Windsurf users moving to the Devin Desktop agent command center
ほかのリスト おすすめのAIコーディングエージェント.