Rate limits
What the API enforces today. There is no separate per-key request quota.
| Limit | Value |
|---|---|
| Keyless | 25 requests per IP per UTC day (IPv6: per /64). Failed keyless requests still count. |
| Paid keys | No per-second or per-minute rate limit; each call is limited only by the key's credits. |
| query | 1 to 2,000 characters. |
| numResults / max_results | Up to 25. |
| /v1/contents URLs | Up to 10 per call. |
| Domain filters | Up to 100 entries per list. |
| Request body | Up to 1 MB. |
| Page fetches | http/https only, at most 5 redirects, 5 MB body, 15 s timeout. |