🤖AI Coding Agents arenaAI Coding Agents

Agent access

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
🤖Agenticness — how well agents can access and operate the productPoint an agent at llms.txt or agent-oriented docs	ai-native	~partialT 4/10	~partialT 5/10	—none 0/10	~partialT 6/10	—none 0/10	~partialT 4/10	✓fullT 9/10	—none 0/10	~partialT 6/10	✓fullT 9/10	✓fullT 9/10	✓fullT 8/10	✓fullT 9/10
🤖Agenticness — how well agents can access and operate the productRun the product headlessly / in CI for automation	ai-native	✓fullC 8/10	✓fullC 9/10	~partialT 6/10	~partialT 7/10	✓fullC 9/10	✓fullT 9/10	✓fullC 8/10	✓fullX 8/10	✓fullC 9/10	~partialT 6/10	✓fullC 7/10	—none 0/10	~partialT 6/10
🤖Agenticness — how well agents can access and operate the productPlug MCP servers into this product so it can use their tools	ai-native	✓fullC 9/10	✓fullC 9/10	✓fullC 8/10	✓fullC 9/10	✓fullC 8/10	✓fullC 9/10	—none 0/10	—none 0/10	✓fullC 9/10	—none 0/10	✓fullC 8/10	—none 0/10	—none 0/10
🤖Agenticness — how well agents can access and operate the productConnect an agent via an official MCP server	ai-native	~partialC 5/10	✓fullC 9/10	n/a	✓fullC 7/10	n/a	n/a	✓fullT 8/10	—none 0/10	n/a	✓fullT 8/10	n/a	n/a	✓fullT 8/10
🤖Agenticness — how well agents can access and operate the productUse an official CLI	ai-native	✓fullT 9/10	✓fullT 9/10	✓fullT 8/10	✓fullT 8/10	✓fullT 9/10	✓fullT 9/10	✓fullT 8/10	✓fullT 9/10	✓fullT 9/10	✓fullT 8/10	✓fullT 8/10	✓fullT 8/10	—none 0/10
🤖Agenticness — how well agents can access and operate the productDrive the product through a documented public API	ai-native	~partialX 5/10	✓fullC 8/10	~partialT 3/10	~partialT 3/10	~partialT 5/10	✓fullT 8/10	✓fullT 8/10	~partialT 6/10	~partialT 6/10	~partialT 6/10	~partialT 6/10	—none 0/10	✓fullT 7/10
🤖Agenticness — how well agents can access and operate the productIssue scoped/least-privilege API credentials for an agent	ai-native	~partialC 5/10	~partialC 4/10	—none 0/10	~partialC 3/10	—none 0/10	~partialC 3/10	—none 0/10	n/a	—none 0/10	—none 0/10	!disputedD 4/10	—none 0/10	~partialX 4/10
🤖Agenticness — how well agents can access and operate the productBuild against official SDKs	ai-native	~partialX 6/10	✓fullC 8/10	—none 0/10	~partialC 4/10	—none 0/10	✓fullT 8/10	~partialT 4/10	~partialC 5/10	~partialT 3/10	—none 0/10	✓fullT 7/10	—none 0/10	~partialT 5/10
🤖Agenticness — how well agents can access and operate the productSubscribe to events via webhooks	ai-native	—none 0/10	~partialC 4/10	—none 0/10	—none 0/10	—none 0/10	—none 0/10	—none 0/10	n/a	—none 0/10	—none 0/10	—none 0/10	n/a	—none 0/10

Agentic features

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
🤖Agenticness — how well agents can access and operate the productGet AI-generated insights and suggestions from my data inside the product	ai-native	~partialC 6/10	✓fullC 7/10	✓fullC 7/10	✓fullX 8/10	!disputedD 5/10	✓fullX 7/10	✓fullC 7/10	✓fullX 7/10	~partialC 5/10	~partialX 6/10	~partialX 6/10	~partialX 4/10	~partialC 4/10
🤖Agenticness — how well agents can access and operate the productSet up automations that run autonomously in the background	ai-native	✓fullC 7/10	✓fullC 8/10	✓fullC 8/10	✓fullC 8/10	~partialX 6/10	~partialX 6/10	✓fullC 8/10	~partialX 4/10	✓fullC 8/10	✓fullC 8/10	✓fullC 8/10	~partialC 5/10	✓fullC 7/10
🤖Agenticness — how well agents can access and operate the productDelegate tasks to a built-in AI assistant inside the product	ai-native	✓fullC 8/10	✓fullX 8/10	✓fullC 9/10	✓fullX 9/10	!disputedD 5/10	✓fullX 9/10	~partialX 6/10	✓fullX 9/10	✓fullX 9/10	✓fullC 7/10	✓fullX 8/10	✓fullX 7/10	✓fullX 8/10
🤖Agenticness — how well agents can access and operate the productOperate the product with natural-language commands	ai-native	✓fullX 8/10	✓fullC 8/10	✓fullC 8/10	✓fullX 8/10	!disputedD 5/10	✓fullX 9/10	✓fullX 8/10	✓fullX 8/10	✓fullX 9/10	✓fullC 7/10	✓fullX 8/10	✓fullC 7/10	✓fullT 8/10

Api quality

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
🤖Agenticness — how well agents can access and operate the productExplore an interactive API reference with runnable examples	ai-native	~partialC 5/10	—none 0/10	—none 0/10	—none 0/10	—none 0/10	~partialT 3/10	—none 0/10	n/a	n/a	—none 0/10	n/a	n/a	—none 0/10
🤖Agenticness — how well agents can access and operate the productDownload a machine-readable API spec (OpenAPI or equivalent)	ai-native	~partialC 4/10	—none 0/10	—none 0/10	—none 0/10	—none 0/10	✓fullT 9/10	—none 0/10	—none 0/10	—none 0/10	—none 0/10	—none 0/10	—none 0/10	—none 0/10
🤖Agenticness — how well agents can access and operate the productTest against a sandbox environment without touching production data	ai-native	~partialX 6/10	~partialC 5/10	n/a	✓fullC 7/10	—none 0/10	—none 0/10	~partialC 6/10	n/a	n/a	n/a	!disputedD 4/10	n/a	~partialX 6/10
🤖Agenticness — how well agents can access and operate the productRely on versioned APIs with a documented deprecation policy	ai-native	~partialC 3/10	—none 0/10	—none 0/10	—none 0/10	—none 0/10	—none 0/10	—none 0/10	n/a	—none 0/10	—none 0/10	—none 0/10	—none 0/10	—none 0/10

Background execution

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
🤖Autonomy agents — stories about autonomy agents in this arenaHave a cloud agent build, test, and demo a feature end-to-end for my review	ai-native	✓fullX 8/10	~partialX 7/10	✓fullC 7/10	~partialC 7/10	~partialX 4/10	~partialC 6/10	~partialX 7/10	—none 0/10	~partialC 6/10	—none 0/10	~partialX 6/10	!disputedD 4/10	✓fullC 7/10
🤖Autonomy agents — stories about autonomy agents in this arenaDelegate longer-running coding tasks to run in the background in an isolated cloud environment	developer	✓fullC 7/10	✓fullC 7/10	✓fullC 8/10	✓fullC 8/10	~partialC 4/10	~partialC 5/10	✓fullX 9/10	—none 0/10	~partialC 4/10	n/a	~partialC 5/10	—none 0/10	~partialX 7/10
🤖Autonomy agents — stories about autonomy agents in this arenaConfigure a reproducible cloud environment with the dependencies and setup steps my repository needs	developer	~partialC 6/10	~partialC 3/10	~partialC 4/10	~partialC 4/10	—none 0/10	—none 0/10	✓fullC 9/10	n/a	—none 0/10	n/a	n/a	—none 0/10	~partialC 6/10

Parallel agents

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
🤖Autonomy agents — stories about autonomy agents in this arenaLaunch fleets of autonomous agents that work in parallel on different tasks for hours or days	ai-native	~partialX 6/10	✓fullC 7/10	✓fullC 8/10	~partialC 6/10	—none 0/10	~partialX 6/10	~partialX 6/10	—none 0/10	✓fullC 8/10	—none 0/10	~partialC 7/10	~partialX 7/10	✓fullC 7/10
🤖Autonomy agents — stories about autonomy agents in this arenaRun several task attempts in parallel and compare results before choosing one	developer	~partialC 6/10	~partialC 6/10	~partialC 6/10	~partialC 5/10	—none 0/10	~partialX 4/10	—none 0/10	—none 0/10	✓fullC 8/10	n/a	~partialC 4/10	~partialC 6/10	✓fullT 8/10

Scheduled automation

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
🤖Autonomy agents — stories about autonomy agents in this arenaSet up always-on agents that run on schedules or triggers to maintain and fix my software autonomously	ai-native	~partialC 5/10	~partialX 7/10	✓fullC 8/10	✓fullC 8/10	~partialX 4/10	—none 0/10	~partialX 6/10	—none 0/10	✓fullC 8/10	~partialC 6/10	✓fullX 7/10	—none 0/10	~partialC 6/10

Code completion

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
💻Code generation — quality of generated code — correctness, style, fit to the codebaseReceive inline code completions and next-edit suggestions as I type	developer	n/a	—none 0/10	—none 0/10	✓fullX 9/10	n/a	—none 0/10	n/a	—none 0/10	—none 0/10	n/a	~partialC 5/10	n/a	n/a

Debugging

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
💻Code generation — quality of generated code — correctness, style, fit to the codebaseDebug a live running web application directly from my coding assistant	developer	n/a	~partialC 6/10	—none 0/10	—none 0/10	~partialX 3/10	n/a	~partialC 6/10	—none 0/10	~partialC 5/10	n/a	~partialC 4/10	—none 0/10	n/a
💻Code generation — quality of generated code — correctness, style, fit to the codebaseDebug issues and troubleshoot using natural-language queries	developer	~partialX 7/10	✓fullX 7/10	~partialX 6/10	✓fullC 7/10	!disputedD 5/10	✓fullX 7/10	~partialX 7/10	✓fullX 7/10	✓fullX 7/10	~partialX 6/10	~partialC 6/10	~partialC 5/10	~partialC 5/10

Feature implementation

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
💻Code generation — quality of generated code — correctness, style, fit to the codebaseTurn a tracked issue into a complete pull request end-to-end	developer	✓fullC 8/10	✓fullX 7/10	~partialC 7/10	✓fullC 8/10	!disputedD 5/10	✓fullC 7/10	~partialX 6/10	—none 0/10	~partialC 4/10	n/a	—none 0/10	—none 0/10	✓fullC 7/10
💻Code generation — quality of generated code — correctness, style, fit to the codebaseDescribe a feature or bug in plain language and have the agent implement or fix it across multiple files	developer	✓fullX 8/10	!disputedD 6/10	✓fullX 8/10	✓fullX 8/10	!disputedD 5/10	✓fullX 8/10	!disputedD 5/10	✓fullX 9/10	✓fullX 8/10	~partialC 3/10	~partialX 7/10	!disputedD 5/10	~partialX 6/10

Maintenance automation

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
💻Code generation — quality of generated code — correctness, style, fit to the codebaseHave the agent write tests, fix lint errors, resolve merge conflicts, and update dependencies for me	developer	~partialX 6/10	✓fullX 8/10	~partialC 6/10	✓fullC 8/10	!disputedD 5/10	~partialX 6/10	~partialX 6/10	~partialX 6/10	✓fullX 7/10	~partialC 3/10	~partialX 6/10	~partialX 3/10	~partialC 5/10

Multimodal generation

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
💻Code generation — quality of generated code — correctness, style, fit to the codebaseGenerate a working app from a sketch, image, or PDF design	ai-native	~partialC 4/10	—none 0/10	—none 0/10	—none 0/10	~partialX 6/10	—none 0/10	—none 0/10	~partialC 3/10	~partialC 3/10	n/a	~partialC 4/10	—none 0/10	n/a

Codebase mapping

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
🧭Codebase understanding — how deeply the tool maps your repo — cross-file context, architecture awareness, historyUnderstand how a codebase fits together to find where to start making changes	developer	~partialC 6/10	✓fullC 7/10	~partialC 6/10	~partialC 5/10	!disputedD 5/10	✓fullX 7/10	✓fullC 7/10	✓fullX 9/10	~partialX 6/10	~partialC 6/10	~partialC 6/10	~partialC 5/10	—none 0/10
🧭Codebase understanding — how deeply the tool maps your repo — cross-file context, architecture awareness, historyHave the agent map and explain an entire unfamiliar codebase without manually selecting context files	developer	~partialC 5/10	✓fullC 7/10	~partialC 4/10	~partialC 5/10	!disputedD 5/10	~partialX 6/10	✓fullC 7/10	✓fullX 8/10	!disputedD 5/10	~partialC 6/10	~partialC 5/10	~partialX 6/10	—none 0/10

Context management

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
🧭Codebase understanding — how deeply the tool maps your repo — cross-file context, architecture awareness, historyHave the agent build and recall memory automatically across sessions	developer	~partialC 3/10	~partialC 4/10	—none 0/10	—none 0/10	!disputedD 3/10	—none 0/10	~partialC 5/10	—none 0/10	—none 0/10	~partialC 3/10	—none 0/10	—none 0/10	—none 0/10
🧭Codebase understanding — how deeply the tool maps your repo — cross-file context, architecture awareness, historyInclude multiple project directories in a single session for broader context	developer	—none 0/10	—none 0/10	—none 0/10	—none 0/10	✓fullC 8/10	—none 0/10	—none 0/10	~partialX 4/10	—none 0/10	~partialC 4/10	✓fullC 8/10	~partialC 6/10	—none 0/10
🧭Codebase understanding — how deeply the tool maps your repo — cross-file context, architecture awareness, historyAdd a project instructions file to set coding standards and conventions the agent follows	developer	—none 0/10	✓fullX 9/10	~partialC 3/10	~partialC 4/10	!disputedD 5/10	~partialC 5/10	✓fullC 9/10	—none 0/10	~partialC 3/10	~partialC 6/10	✓fullC 7/10	~partialC 6/10	~partialC 4/10

Issue diagnosis

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
🧭Codebase understanding — how deeply the tool maps your repo — cross-file context, architecture awareness, historyReproduce issues, narrow down root causes, and verify fixes	developer	✓fullC 7/10	!disputedD 5/10	~partialC 6/10	~partialC 5/10	!disputedD 4/10	~partialX 5/10	~partialX 6/10	~partialX 7/10	~partialX 7/10	~partialC 4/10	~partialX 6/10	~partialC 4/10	~partialC 6/10

Marketplace

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
🔌Ecosystem — integrations, plugins, and third-party ecosystem storiesEquip the agent with custom skills to perform specialized tasks	developer	✓fullC 7/10	✓fullC 8/10	~partialC 6/10	✓fullC 6/10	~partialX 6/10	✓fullX 8/10	~partialC 6/10	—none 0/10	✓fullC 8/10	~partialC 4/10	✓fullC 8/10	✓fullC 7/10	—none 0/10
🔌Ecosystem — integrations, plugins, and third-party ecosystem storiesIntegrate third-party partner-built agent apps into my workflows	engineering-lead	~partialC 6/10	~partialC 6/10	✓fullC 7/10	✓fullC 8/10	~partialC 5/10	~partialC 5/10	~partialT 4/10	—none 0/10	~partialC 5/10	~partialT 6/10	!disputedD 4/10	—none 0/10	~partialX 7/10

Team knowledge

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
🔌Ecosystem — integrations, plugins, and third-party ecosystem storiesCreate a shared workspace from my docs and repos as a common source of truth for the team	engineering-lead	—none 0/10	~partialC 5/10	—none 0/10	~partialC 5/10	—none 0/10	—none 0/10	~partialC 6/10	n/a	—none 0/10	~partialC 5/10	—none 0/10	—none 0/10	~partialC 4/10

Tool integration

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
🔌Ecosystem — integrations, plugins, and third-party ecosystem storiesConnect the agent to workflow tools like Jira, Slack, and Google Drive to extend its context	developer	~partialC 6/10	✓fullC 9/10	✓fullC 8/10	~partialC 5/10	~partialC 5/10	~partialC 5/10	~partialC 6/10	—none 0/10	~partialC 6/10	—none 0/10	~partialC 5/10	—none 0/10	—none 0/10
🔌Ecosystem — integrations, plugins, and third-party ecosystem storiesKick off agent tasks directly from GitHub, GitLab, Linear, or Slack	developer	✓fullC 8/10	~partialC 7/10	~partialC 7/10	~partialC 4/10	~partialC 4/10	~partialC 4/10	~partialC 6/10	—none 0/10	~partialC 6/10	~partialX 4/10	—none 0/10	—none 0/10	~partialC 5/10

Cross device continuity

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
💻Ide terminal integration — meeting you in the IDE and terminal — extensions, inline flows, contextStart a task on one device and continue it later from another device or browser	developer	✓fullC 8/10	✓fullC 8/10	~partialC 5/10	~partialC 7/10	—none 0/10	~partialX 6/10	✓fullC 7/10	—none 0/10	~partialC 5/10	~partialC 3/10	✓fullC 7/10	—none 0/10	~partialC 6/10

Ide integration

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
💻Ide terminal integration — meeting you in the IDE and terminal — extensions, inline flows, contextView interactive diffs and share selected code as context from within my JetBrains IDE	developer	—none 0/10	✓fullC 8/10	—none 0/10	~partialC 4/10	—none 0/10	—none 0/10	n/a	n/a	~partialC 6/10	—none 0/10	—none 0/10	n/a	—none 0/10
💻Ide terminal integration — meeting you in the IDE and terminal — extensions, inline flows, contextChat with the coding assistant directly inside my IDE for contextual help	developer	✓fullX 8/10	✓fullC 8/10	✓fullX 7/10	✓fullX 9/10	—none 0/10	✓fullX 8/10	~partialC 5/10	~partialX 5/10	✓fullX 9/10	~partialC 5/10	✓fullX 7/10	~partialC 6/10	✓fullX 7/10

Session management

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
💻Ide terminal integration — meeting you in the IDE and terminal — extensions, inline flows, contextReview diffs visually and run multiple sessions side by side in a desktop app	developer	~partialX 5/10	~partialC 6/10	✓fullC 6/10	~partialC 4/10	n/a	~partialC 5/10	~partialC 4/10	—none 0/10	✓fullC 8/10	n/a	✓fullX 8/10	—none 0/10	✓fullT 8/10
💻Ide terminal integration — meeting you in the IDE and terminal — extensions, inline flows, contextManage multiple agent-driven coding sessions from one unified workspace	engineering-lead	✓fullX 7/10	✓fullC 7/10	✓fullC 7/10	✓fullC 8/10	—none 0/10	✓fullX 8/10	~partialX 6/10	—none 0/10	✓fullC 7/10	n/a	✓fullX 8/10	✓fullC 8/10	✓fullX 8/10

Terminal workflow

Story	Persona	Codex	Claude Code	Cursor	GitHub Copilot	Gemini CLI	OpenCode	Devin	AAider	Cline	cubic	Google Antigravity	Slate	Conductor
💻Ide terminal integration — meeting you in the IDE and terminal — extensions, inline flows, contextRun a coding agent locally from my terminal	developer	✓fullX 9/10	✓fullX 9/10	✓fullT 7/10	✓fullT 7/10	✓fullX 8/10	✓fullT 9/10	✓fullT 8/10	✓fullX 9/10	✓fullX 9/10	~partialT 5/10	✓fullT 8/10	✓fullT 8/10	~partialT 7/10
💻Ide terminal integration — meeting you in the IDE and terminal — extensions, inline flows, contextRun the agent non-interactively in scripts for workflow automation	developer	✓fullC 8/10	✓fullC 8/10	~partialT 6/10	~partialC 5/10	✓fullC 9/10	✓fullC 8/10	✓fullC 7/10	✓fullX 8/10	✓fullC 9/10	~partialT 5/10	✓fullC 7/10	—none 0/10	~partialC 6/10