Hướng dẫn API & Automation
Cheap Claude API: Sonnet 5, Opus 5.5 and Haiku Pay-As-You-Go
Need Claude in your app, n8n workflow, or IDE without a big upfront commitment? RevidAPI exposes Claude through both the Anthropic Messages format and the OpenAI Chat Completions format — change the base URL and key, keep your code.
Prices
| Model | Input / 1M tokens | Output / 1M tokens |
|---|---|---|
claude-haiku-4-5 |
63 credits (≈ $0.19) | 314 credits (≈ $0.94) |
claude-sonnet-5 |
188 credits (≈ $0.56) | 941 credits (≈ $2.82) |
claude-opus-5-5 |
251 credits (≈ $0.75) | 1,254 credits (≈ $3.76) |
claude-fable-5-1 |
627 credits (≈ $1.88) | 3,136 credits (≈ $9.41) |
USD figures use the $4.50 Starter pack (1,500 credits); larger packs cost less per credit. Prices are live from our catalog at publish time — the pricing page is always current.
Quick test
curl https://revidapi.com/v1/chat/completions \
-H "x-api-key: YOUR_API_KEY" -H "Content-Type: application/json" \
-d '{"model":"claude-sonnet-5","messages":[{"role":"user","content":"Hello!"}]}'Works with Claude Code, Claude Desktop, Cursor, VS Code, Codex and n8n — see the Integrations page for one-command installers.
Get started
- Sign up at revidapi.com — new accounts get 50 free credits, no card needed.
- Copy your API key from the dashboard.
- Top up with PayPal from $4.50 when you need more. Credits never expire, no subscription.
Questions? Join our community or message support from the dashboard.
Mua API AI ở RevidAPI: gọi model nào chạy đúng model đó, không đổi sang model rẻ hơn · giá công khai theo token thật · credit không hết hạn · lượt lỗi hoàn credit. Xem cam kết và cách tự kiểm tra →
