ToolScore

Cline

Cline Bot Inc. · ai coding agents · Source: data snapshot · data as of 2026-09-16

Open-source VS Code agent with BYOK transparency — powerful, but famous for eating tokens by design.

76.5/100 Get it →
Real price
$0 · OSS
open-source
BYOK (own key)
Yes ✓
Any provider key (Anthropic, OpenAI, OpenRouter, Gemini, local via Ollama/LM Studio). Pay-per-token with a vis
Limits
5.5/10
$0 + your tokens · real-time spend shown in UI · heavy tasks burn $2–8/hour on strong models
Verdict
STRONG
No plan caps — provider rate limits apply. But Cline's agentic loops (plan → act → verify) are context-hungry:

ToolScore breakdown — why 76.5/100

Price / Value
9.0
Token & Rate Limits
5.5
Speed / Latency
7.0
Privacy & Retention
9.0
BYOK (Own API Key)
10.0
Output Quality
8.0
Stability
6.0
Ease of Setup
8.0
Billing Transparency
9.0
Support & Community
5.0

10 criteria × 10 points. Low pillars are visible on purpose — that's the point of a score you can audit. Methodology →

✅ What it does well

  • Runs inside VS Code — full IDE feedback loop, terminal, and diff view
  • Real-time token/cost counter: radical billing transparency
  • Deep agentic abilities (browser use, MCP tools) rival commercial agents
  • Your keys, your providers, local models supported

⚠️ Where it costs you

  • Context-hungry architecture: token burn per task is high vs AST-based rivals
  • One runaway task can cost more than a month of a subscription
  • Frequent extension updates occasionally shift behavior

Hidden traps — the stuff the pricing page doesn't say

high riskThe agentic loop is a token furnace

Cline re-sends large context chunks as it iterates plan→act→verify. Without prompt caching on your provider, a single complex feature can consume 300k+ tokens. Prefer providers with caching; set auto-approve thresholds so loops don't run unattended.

medium riskAuto-approve + strong model = fast money

The convenience of auto-approving actions multiplies the burn rate when a task goes sideways. Keep manual approval on for anything expensive.

Try Cline

Know the limits before you pay: read the traps above, then decide with eyes open.

Visit official site →

Affiliate link where available — never affects the score.

⚠️ What the advertised price hides
Extension is free; a hosted plan exists but the BYOK path is the product's soul.
Sources & freshness

Data as of 2026-09-16. Prices and limits change monthly — report anything stale. How we verify: methodology.

Closest alternatives

Cline review

In-depth analysis · last updated 2026-09-16

The honest spend meter

Cline's best feature isn't a capability — it's the running dollar counter next to the chat. Most agents hide cost behind 'requests' or opaque credits; Cline shows your API bill accruing in real time. That transparency is why it scores 9/10 on billing even while its token appetite costs it points elsewhere.

The burn problem, quantified

Cline is the poster child of the agentic loop tax: each plan→act→verify cycle re-ships context, and complex tasks routinely pass 100k–300k tokens. On a strong model at list prices, $2–8 per hour of intense work is normal — which is why a $20 credit can die in an afternoon while an AST-based 2nd-gen agent stretches the same budget across days. Provider-side prompt caching materially changes this math; pick providers that support it.

Capability per dollar at the task level

Where Cline wins is task closure: it plans, edits, runs terminal commands, checks results, and iterates — inside VS Code with proper diffs. For gnarly multi-step tasks its success rate per dollar is competitive; for broad-but-shallow work it's wasteful. Match the tool to the task shape.

Verdict

Strong (76.5/100): the most transparent agentic coding experience available, with a documented tendency to burn tokens. Use it with caching-enabled providers, manual approvals, and a hard spend limit.