onchain_dex_data

{
  "type": "object",
  "properties": {
    "pair_address": {
      "type": "string"
    },
    "volume_24h_usdc": {
      "type": "number"
    },
    "liquidity_depth_usdc": {
      "type": "number"
    }
  },
  "required": [
    "volume_24h_usdc",
    "liquidity_depth_usdc"
  ]
}

Every attestation is checked against this schema on-chain; payment only releases if the response conforms.

from logos.client import LogosClient

client = LogosClient(discovery_url="https://logos-api.discretliaison.com")
resp = await client.query(
    service_type="dex_telemetry",
    payload={"pair_address": "0x88e6A0…5640"},
)
print(resp.payload, resp.trace_cid)

pip install logos-arc