Claude API Pricing in 2026: A Complete Guide
If you're building with Claude, pricing matters. Here's every option compared.
Official Anthropic API Pricing
| Model | Input (per 1M tokens) | Output (per 1M tokens) |
|---|---|---|
| Claude Opus 4.7 | $5.00 | $25.00 |
| Claude Sonnet 5 | $2.00 | $10.00 |
| Claude Sonnet 4.6 | $3.00 | $15.00 |
| Claude Haiku 4.5 | $1.00 | $5.00 |
Proxy/Gateway Pricing (APIVAI)
APIVAI prices every Claude model at over 50% below the official rates above. Prices are updated automatically, so check the live pricing page for today's exact per-model input and output rates.
Why Are Proxy Services Cheaper?
API proxy services like APIVAI aggregate demand across many users, negotiating volume pricing with model providers. You get the same models, same quality, same API format — just cheaper.
Real-World Cost Comparison
For a developer using Claude Sonnet in Claude Code (typical: 50K input + 20K output tokens per session, 20 sessions/day):
| Provider | Daily Cost | Monthly Cost |
|---|---|---|
| Official API | $9.00 | $270 |
| APIVAI | Less than half | Less than half |
How to Switch
ANTHROPIC_BASE_URL="https://api.apivai.com" ANTHROPIC_AUTH_TOKEN="your-apivai-key"
Works with Claude Code, Cursor, Cline, and any OpenAI-compatible tool.