Cline
← Back to All AI Tools1. Should you try Cline? Overview
| What it is | ai-productivity-data / Dev |
| Country / HQ | Open source (USA) |
| Best for | VS Code users wanting Cursor-level agent without $20 lock-in |
| Check before buying | Watch out: Developers wanting inline tab-completion (→ Copilot/Continue/Cursor) |
| Editor rating | 4.4 / 5 |
| Pricing signal | Free tier + paid from $9.99/mo |
2. Features What it does
| Feature | What it does |
|---|---|
| Agent loop | Read/write files, run terminal, drive browser (Puppeteer), iterate on test/stderr — Every irreversible step gated for approval; auto-approve toggle for CI |
| Plan / Act | Plan mode = read-only proposal; Act mode = execute with per-tool-call approval — Cheap model plans, cheap model acts pattern |
| Multi-file edit | Coordinated diffs across modules, linter/compiler-aware self-fix, checkpoints + /undo — Shadow git checkpoints, reviewable |
| Rules & Skills | .clinerules repo-local standards, Skills bundles, lifecycle hooks — Picked up by CLI/VS Code/JB uniformly |
| MCP | Native MCP client + Marketplace (DB/API/infra/Linear/Slack), custom tools via SDK — Primary MCP-native OSS agent (vs Aider) |
| Multi-agent | Coordinator + specialist subagents, Kanban web board w/ per-card worktrees, cron schedules — Slack/Discord/Telegram/Linear chat surface |
| Surfaces | VS Code (4.5M+ installs), JetBrains (Enterprise), Cursor, Windsurf, Zed, Neovim (ACP), CLI, SDK @cline/sdk — CLI headless for CI/CD |
| Models | Provider dropdown: Anthropic/OpenAI/Gemini/Bedrock/Vertex/Azure OA/OpenRouter/Groq/Cerebras/DeepSeek/Ollama, OpenAI-compatible — No vendor markup on BYOK |
| Arch | Client-side: code never hits Cline servers, direct extension↔provider TLS — Why security teams approve |
| No | No inline tab-autocomplete (vs Copilot/Continue), no bundled model, no free quota on frontier models |
3. Pricing Pricing (2026-10, USD)
| Plan | Price / mo | Key limits & who it fits |
|---|---|---|
| Open Source (BYOK) | $0 (Apache 2.0) | Extension/CLI/SDK free; pay LLM vendor directly (typical 5–50/mosolo,local0) |
| Cline Provider (managed) | Pay-as-you-go at provider cost + small processing fee | One sign-in, no key wrangling, transparent token counter |
| ClinePass | **9.99/mo∗∗(promo4.99 first mo) | Bundled open-weight models (DeepSeek/Qwen/Kimi/GLM) 2–5× quota vs raw API |
| Enterprise | Custom | JetBrains plugin, SSO/OIDC/SCIM, RBAC, central billing, audit logs, VPC/on-prem/air-gap, SLA, OpenTelemetry |
4. Integration Access & integrations
| Access type | Details |
|---|---|
| VS Code | Marketplace extension (primary) |
| JetBrains | IntelliJ/PyCharm/WebStorm/GoLand — Enterprise tier |
| Other editors | Cursor, Windsurf, Zed, Neovim (ACP), VSCodium |
| CLI | npm i -g cline interactive + headless CI |
| SDK | @cline/sdk embed agent core in custom apps |
| Kanban | npx kanban parallel agents, per-card git worktrees |
| Models | Anthropic, OpenAI, Gemini, Bedrock, Vertex, Azure OA, OpenRouter, Groq, Cerebras, DeepSeek, Qwen, Ollama, LM Studio, any OpenAI-compatible |
| Messaging | Slack (socket mode), Discord, Telegram, Google Chat, WhatsApp, Linear |
| MCP | Marketplace + custom stdio/SSE/http servers |
| No | No web UI standalone, no REST public “gen code” API, no Jira native (MCP only) |
5. Reviews & Sources External reviews
| Source | Rating | What it says |
|---|---|---|
| VS Code Marketplace | 4.1/5 (312) | Strong agent praise, token-cost gripes |
| AI Agent Index | 4.6/5 | Autonomy 4/5, Integrations 5/5, Setup 5/5 |
| ToolChase / community | ~4.5/5 | Plan/Act + MCP + OSS transparency loved |
| Complaint cluster | — | Token-heavy on Sonnet 4.5/Opus (can hit $10–20/day), UI utilitarian vs Cursor, JB plugin Enterprise-only, no tab-complete, session memory not retained |
6. Best for / Not for Fit
| ✔ Suitable | ✘ Not suitable |
|---|---|
| • VS Code users wanting Cursor-level agent without $20 lock-in • OSS/audit/air-gap shops (client-side, Ollama) • Plan-then-act refactor workflows (multi-file, linter-aware) • Teams mixing cheap-planner + frontier-actor models • MCP-heavy workflows (DB/Linear/Slack/infra) • CI/CD headless agent runs |
• Developers wanting inline tab-completion (→ Copilot/Continue/Cursor) • Non-technical users unwilling to manage API keys • “Zero-config, walk away” autonomy seekers (→ Devin/Claude Code autopilot) • Heavy Sonnet-Opus users unwilling to watch token meter • JetBrains-only teams on free tier (JB plugin = Enterprise) • GUI-first developers who hate diff-approval loops |
7. Competitors How it compares
| Competitor | How it differs | Best for |
|---|---|---|
| OSS IDE agent | Continue | Continue has tab-complete + JB parity free; Cline deeper agent/MCP/Kanban, JB paywalled |
| OSS terminal agent | Aider | Aider leaner/git-cleaner/cheaper tokens; Cline has GUI/MCP/browser/Plan-Act |
| AI-first editor | Cursor | Cursor 20flat+polishedUI+tab−complete;Cline0+OSS+model-free, less polish |
| Terminal CLI agent | Claude Code, Codex CLI, Gemini CLI | Vendor models+MCP in Claude Code; Cline OSS+provider-agnostic |
| OSS VS Code fork | Roo Code (ex-Roo Cline) | Roo ships faster/experimental modes; Cline calmer/more audited |
| Editor plugin | GitHub Copilot, JetBrains AI | Flat sub zero-config; Cline BYOK/no-sub |
| Autonomous SWE | Devin, Factory | Ticket-to-PR; Cline is human-in-the-loop pair |
| In-list overlap | Exa, Cody, Q Dev(sunset), JB AI, Continue, Aider | Dev lane only; no audio/video overlap |
8. Summary Verdict
| Who should pick it | VS Code users wanting Cursor-level agent without $20 lock-in |
| Who should skip it | Developers wanting inline tab-completion (→ Copilot/Continue/Cursor) |