{"slug":"x402-gateway-9745a37a","name":"x402-gateway","summary":"Semaphore ZK Proof Verifier: Verify a Semaphore ZK proof locally using Groth16 (embedded official vkey). No external dependency. Send the proof object from @semaphore-protocol/proof generateProof(). Pay per call in USDC on Base via x402 — POST https://x402.freeq.one/tools/verify_semaphore.","status":"live","indexable":true,"listed_since":"2026-10-25T17:50:16.477941Z","sources":[{"source":"x402_bazaar","external_id":"https://x402.freeq.one/tools/verify_semaphore","owner_address":"0x90b0dc893406d6ea63bb077ed59f5e8340f98d84","seen_at":"2026-10-26T05:59:20.957150Z","removed_at":null}],"endpoints":[{"url":"https://x402.freeq.one/tools/verify_semaphore","host":"x402.freeq.one","protocol":"x402","state":"live","last_probe_at":"2026-10-25T18:40:28.385770Z","last_ok_at":"2026-10-25T18:40:28.385770Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"x402-freeq-one-39f8658c","name":"x402.freeq.one"}],"payment_options":[],"usage":{"source":"x402_bazaar","unique_payers_30d":3,"paid_calls_30d":60,"last_paid_at":"2026-10-26T00:02:15.833Z","reported_at":"2026-10-26T05:59:20.957150Z"},"notice":"Not affiliated with addrbook — claim or request removal."}