Phoenix Zero Safe Check
rtt.
Boolean pre-flight check for L2 transaction safety across all 12 chains (?chain= param, default: base). Returns safe=true/false with reason code. Revert ratio data available for Base and Arbitrum only (eth_getBlockReceipts); other chains use RTT-only analysis. Optimized for high-frequency agent calls.
Live
Last successful check: 25 Oct 2026, 18:34 UTC.
- answered, last 24 hours
- 100%
- answered, last 30 days
- 100%
Connect
https:x402: an unpaid request gets a 402 with the price and pay-to wallet. addrbook never pays.
Who's behind it
- Listed by
- x402 Bazaarlast seen UTC
- Wallets named
- 0xbb967f16c7f3e9b4c1626680684445d41dbe44abnamed by x402 Bazaar
- Listed since
Checks by endpoint
| Host | Protocol | State | Last checked (UTC) | Last answered (UTC) | 24 hours | 30 days | Tools |
|---|---|---|---|---|---|---|---|
| rtt. | x402 | Live | 100% | 100% | — |
Also listed as
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