Tier lists
S/A/B/C rankings per use case. Editorial ranking from official docs, pricing and public release notes. Not yet hands-on tested. Rankings are never for sale.
AI coding agents
Updated Oct 21, 2026Agents that read, write and run code for you, in the terminal or editor.
S
Claude CodeStrong agent loop, first-class MCP support, included in a $20 plan.
OpenAI CodexBundled with ChatGPT plans (Plus $20), runs locally and in the cloud, GPT-6.1 Sol.
A
CursorBest-known AI editor; Plus at $8 is the cheapest entry, but third-party models now cost extra (Premium+).
GitHub Copilot$10 Pro with unlimited completions and an agent where your issues live; usage now credit-based.
Devin Desktop (formerly Windsurf)Former Windsurf; manages local and cloud agents from one place.
B
OpenCodeFree, open source, any provider or local model.
ClineFree, open source, popular in VS Code.
Google Antigravity (+ Antigravity CLI)Free tier with a weekly quota; replaced Gemini CLI for consumers.
JulesFree async tasks (15/day); good for small chores.
C
AiderSolid and git-native, but less agentic than the tools above.
Vibe-coding app builders
Updated Oct 21, 2026Prompt-to-app tools for building without a local setup.
S
LovableHosting, database and auth built in; free daily credits.
A
v0 by VercelBest if you deploy on Vercel and use Next.js; 7 free messages/day.
ReplitFull IDE plus agent; Core $20 includes $25 credits.
B
Bolt.newCapable in-browser builder; pricing not confirmed this cycle.
C
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AI code review
Updated Oct 21, 2026Automatic reviews on pull requests.
S
CodeRabbitPurpose-built reviewer; only PR authors are billed.
A
GitHub CopilotNative to GitHub; consumes AI credits and Actions minutes.
CursorBugbot included on Premium ($30) and above.
B
Claude CodeDeep reviews on demand via the GitHub MCP, but you have to run them yourself.
C
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Browser automation for agents
Updated Oct 21, 2026Let agents use real websites.
S
Playwright MCPFree, local, works in any MCP client.
A
Browserbase + StagehandHosted browsers at scale with an open-source SDK (Stagehand).
Browser UsePay-per-minute cloud browsers, no subscription.
B
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C
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Agent frameworks
Updated Oct 21, 2026Libraries for building your own agents.
S
A
Claude Agent SDKThe Claude Code harness as an SDK; Claude-only.
OpenAI Agents SDKLightweight handoffs and guardrails; OpenAI-first.
B
n8nNo-code agents inside visual workflows.
C
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Web search and scraping for agents
Updated Oct 21, 2026Give agents fresh information from the web.
Customer support agents
Updated Oct 21, 2026AI that answers your customers.
S
Fin by IntercomPay per resolution ($0.99), works with existing helpdesks.
A
ChatbaseFastest way to put a docs-trained bot on a website.
B
Claude Agent SDKBuild your own for full control; more work.
C
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