https://twentyonemillion.art/api/x402/claim
One permanent square on twentyone-million, $1 USDC on Base (one per wallet). Want it? Retry this request with a signed payment and the square mints in the response. Pass ?handle= and ?message=. Live: 5 of 21,000 squares claimed, 20,995 open. A novelty collectible — not a token, not an investment.
#446
$1.00
1
1
Points earned against points available, biggest lever first.
| Rank | Service | Score | Volume | Price |
|---|---|---|---|---|
| #1 | 67 | 4.7K txns | $0.0020 | |
| #2 | WaterPulse−41 | 66 | 1.6K txns | $0.15 |
| #3 | Otto AI−40 | 65 | 6.8K txns | $0.0050 |
| #4 | Bitrefill−38 | 63 | 156 txns | $0.0010 |
| #5 | 63 | 1.7K txns | $0.0010 |