{"slug":"horizon-pulse-9fbd3325","name":"Horizon Pulse","summary":"Wallet balance and portfolio API for one EVM address on Base and Ethereum: ETH, USDC, WETH, WBTC/cbBTC and DAI holdings with USD value. GET address=0x... (40 hex). Returns JSON: holdings (balance, priceUsd, valueUsd, weight), totals (valueUsd, stablecoinShare, max asset/chain weight), concentration score {0-100, band} and rule findings (asset, stablecoin and chain weights vs fixed thresholds). Read-only; not advice. Invalid addresses return 400, not charged.","status":"live","indexable":true,"listed_since":"2026-10-25T17:50:26.557271Z","sources":[{"source":"x402_bazaar","external_id":"https://horizonpulse.dev/api/portfolio","owner_address":"0x5b32c973596078a967562ca652761404f19be0e9","seen_at":"2026-10-25T19:50:38.405311Z","removed_at":null}],"endpoints":[{"url":"https://horizonpulse.dev/api/portfolio","host":"horizonpulse.dev","protocol":"x402","state":"live","last_probe_at":"2026-10-25T20:10:04.857762Z","last_ok_at":"2026-10-25T20:10:04.857762Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"horizonpulse-dev-b8bce72b","name":"horizonpulse.dev"}],"notice":"Not affiliated with addrbook — claim or request removal."}