Top up your balance and get 10× back in API usage — every $1 you add is worth $10 against Claude Opus, Sonnet, Haiku and Fable at standard rates. No subscription. Credits never expire.
Instant activation by card or crypto (USDT, BTC, ETH). One key for every Claude model, drop-in with Claude Code, Cursor, Cline & the Anthropic SDK.
Sign up in seconds — no Anthropic account or waitlist. You get an API key immediately.
Add credits by card or crypto. Every $1 becomes $10 of API usage. Instant, no subscription.
Point Claude Code, Cursor or your SDK at the gateway with your key. Spend credits as you go.
You add real money to your balance and receive 10× that amount in API credits. Credits are spent at standard per-token rates as you call the API, so $10 paid gives you $100 of Claude API usage — roughly 90% below official Anthropic pricing.
All of them through one key: Claude Opus 4.8, Sonnet 4.6, Haiku 4.5 and Fable 5, plus GPT and Gemini models. Credits are shared across every model — route each task to whatever fits.
Card and crypto (USDT, BTC, ETH) are supported at checkout. Top-ups are instant — credits land in your balance the moment payment confirms, with no subscription and no auto-renewal.
No. Your balance stays until you spend it. Pay as you go, top up whenever you run low.
Yes. Set your key and point the base URL at the gateway — the Anthropic and OpenAI-compatible endpoints are drop-in for Claude Code, Cursor, Cline, Aider and any standard SDK.
ClaudeAPIKey.dev is an independent API gateway and is not affiliated with, endorsed by, or sponsored by Anthropic. “Claude” and “Anthropic” are trademarks of Anthropic. Credits provide access to third-party-routed model capacity; pricing reflects the discount versus buying directly from Anthropic.