Alchemy API key
Optional EVM RPC for pipeline and tracker fallbacks (Ethereum, Base, Arbitrum, Optimism, Polygon).
Settings field: ALCHEMY_API_KEY
· Expected format: alchemy_... or key shown in Alchemy dashboard
Paste the key in Settings → BYOK, click Save keys, and wait for Connected (or Saved for keys that are not probed from the browser).
Used for
Optional EVM RPC for pipeline and tracker fallbacks (Ethereum, Base, Arbitrum, Optimism, Polygon).
Pricing
Alchemy bills by compute units (CUs). Each API method consumes a different number of CUs; many simple RPC calls average about 27 CUs.
- Free: $0/month (30M CUs/month, 25 requests/sec)
- Pay as you go: $0.45/M CUs (First 300M CUs/month, then $0.40/M CUs)
- Enterprise: Custom (Volume discounts and SLAs)
Official pricing: https://www.alchemy.com/pricing
Example: about 10M requests/month on Pay as you go is roughly $104/month at average CU usage.
Sign up
How to get the key
- Create an Alchemy account and app.
- Copy the API key from the app dashboard.
- Paste it into Settings → BYOK and save.
Third-party API terms, quotas, and pricing change over time; confirm current limits on each provider's site before production use.