Claude API for VS Code in 2026
VS Code supports Claude API through several popular extensions. Claude Api.Tech provides a single API key and endpoint that works with all of them — Cline, Continue, Blackbox, and more.
Cline
Settings → API Provider → Anthropic API. Set Custom Base URL to api3.claudeapitech.com and enter your sk-cs2-* key.
api3.claudeapitech.comContinue
Open ~/.continue/config.json. Add provider 'anthropic' with apiBase and apiKey fields.
api3.claudeapitech.comBlackbox AI
Settings → AI Provider → Custom. Set Base URL to api3.claudeapitech.com/v1 and enter your key.
api3.claudeapitech.com/v1