Tool setup
Run free VS Code AI agents on Claude
You do not need Cursor Pro to get agentic coding. Free VS Code agents accept any Anthropic-compatible key, so Claude runs in VS Code on discounted balance.
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Point the agent at Claude
- 01Install a free agent extension such as Cline or Roo Code.
- 02Choose Anthropic as the API provider.
- 03Set the base URL to https://api.apitoken.sale, paste your sk-pool-••• key, and pick a model like claude-sonnet-5.
See also: Use the Claude API in VS Code
Pick the right model per task
- claude-sonnet-5 — the default for everyday coding and agent loops.
- claude-opus-4-8 — complex refactors, architecture and long sessions.
- claude-haiku-4-5 — fast, cheap edits and high-volume steps.
Because one key covers every model, you can switch per task in the extension without changing accounts or billing.
Frequently asked questions
Do I need Cursor Pro for AI coding?
No. Free VS Code agents like Cline and Roo Code work with an apiToken.sale Claude key.
Which model should I pick?
claude-sonnet-5 for everyday coding; claude-opus-4-8 for complex tasks.
Start with Google or GitHub and get $10 of Claude usage at official prices — no card required.