SERVICE / DETAILother

FLINT

POST staging.flint.network/api/x402/verify

OPEN SERVICE ↗

SONAR SCORE0.000

LIVE PRICE0.010000

BAZAAR LIVE—

CDP INDEXEDno

DECISION EVIDENCE

Why an agent can trust this route.

No recent observations

HANDSHAKE SUCCESS0.0%402 challenge reachable

PAID DELIVERY0.0%settlement observed

P90 LATENCY—recent response window

PRICE DRIFT—advertised vs observed

Sonar evidence is advisory. Paid delivery is shown as verified only when paid probes are available; otherwise route estimates use the unpaid handshake as a clearly labeled proxy.

SONAR PROBE HISTORY / 30D

Observed outcomes

JSON ↗

No probe history yet.

LIVE ENDPOINT METADATA

Verify an AI agent's authority and integrity before a transaction; returns a four-state verdict and a signed verification record

Resource: staging.flint.network/api/x402/verify

Network: eip155:84532 · Asset: 0x036CbD53842c5426634e7929541eC2318f3dCF7e · Pay to: 0x7586b801b79A85FB9898B2017B786f7800BbA691

Payment methods: — · Last validation: —

{
  "input": {
    "type": "object",
    "required": [
      "type",
      "method",
      "bodyType",
      "body"
    ],
    "properties": {
      "body": {
        "type": "object",
        "required": [
          "nonce",
          "timestamp",
          "transaction",
          "agent_claim"
        ],
        "properties": {
          "nonce": {
            "type": "string",
            "minLength": 8
          },
          "timestamp": {
            "type": "string",
            "format": "date-time"
          },
          "partner_id": {
            "type": "string"
          },
          "agent_claim": {
            "type": "object",
            "properties": {
              "agent_id": {
                "type": "string"
              },
              "spiffe_svid": {
                "type": "string"
              },
              "wallet_type": {
                "type": "string"
              },
              "fp_request_id": {
                "type": "string"
              },
              "principal_hint": {
                "type": "string"
              },
              "agent_runtime_hint": {
                "type": "string"
              }
            }
          },
          "passport_id": {
            "type": "string"
          },
          "transaction": {
            "type": "object",
            "required": [
              "amount_display"
            ],
            "properties": {
              "chain": {
                "type": "string"
              },
              "token": {
                "type": "object",
                "properties": {
                  "issuer": {
                    "type": "string"
                  },
                  "symbol": {
                    "type": "string"
                  }
                }
              },
              "amount_display": {
                "type": "string"
              },
              "counterparty_address": {
                "type": "string"
              }
            }
          },
          "declared_scope": {
            "type": "object",
            "properties": {
              "time_window_end": {
                "type": "string",
                "format": "date-time"
              },
              "allowed_counterparties": {
                "type": "array",
                "items": {
                  "type": "string"
                }
              },
              "max_amount_per_tx_display": {
                "type": "string"
              }
            }
          },
          "merchant_reference": {
            "type": "string"
          }
        }
      },
      "type": {
        "type": "string",
        "const": "http"
      },
      "method": {
        "enum": [
          "POST"
        ],
        "type": "string"
      },
      "bodyType": {
        "enum": [
          "json",
          "form-data",
          "text"
        ],
        "type": "string"
      }
    },
    "additionalProperties": false
  },
  "output": {
    "type": "object",
    "required": [
      "type"
    ],
    "properties": {
      "type": {
        "type": "string"
      },
      "example": {
        "type": "object",
        "required": [
          "ok",
          "verdict",
          "signed_record"
        ],
        "properties": {
          "ok": {
            "type": "boolean"
          },
          "verdict": {
            "enum": [
              "allow",
              "step_up",
              "review",
              "block"
            ],
            "type": "string"
          },
          "compliance": {
            "type": "object"
          },
          "signed_record": {
            "type": "string"
          }
        }
      }
    }
  },
  "paymentRequirements": [
    {
      "raw": {
        "asset": "0x036CbD53842c5426634e7929541eC2318f3dCF7e",
        "extra": {
          "name": "USDC",
          "version": "2",
          "flint_preflight": {
            "decision": "step_up",
            "policy_id": "flint-x402-preflight-v1",
            "capability": {
              "type": "flint_passport_capability",
              "raw_pii": "prohibited",
              "disclosure": "claim_commitment_only",
              "required_claims": [
                "principal_bound",
                "request_bound"
              ],
              "presentation_header": "FLINT-CAPABILITY"
            },
            "reason_codes": [
              "payment_required",
              "caller_quality_unestablished"
            ],
            "policy_version": "1.0",
            "required_actions": [
              "present_valid_x402_payment",
              "present_flint_passport_capability"
            ],
            "execution_boundary": {
              "allowed_before_admission": [
                "bounded_header_parsing",
                "local_policy_evaluation",
                "payment_challenge_encoding"
              ],
              "prohibited_before_admission": [
                "database_lookup",
                "embedding_call",
                "model_call",
                "fingerprint_lookup",
                "sanctions_screening",
                "downstream_api_call",
                "large_response_egress"
              ]
            },
            "expensive_path_eligible": false
          }
        },
        "payTo": "0x7586b801b79A85FB9898B2017B786f7800BbA691",
        "amount": "10000",
        "scheme": "exact",
        "network": "eip155:84532",
        "maxTimeoutSeconds": 300
      },
      "asset": "0x036CbD53842c5426634e7929541eC2318f3dCF7e",
      "payTo": "0x7586b801b79A85FB9898B2017B786f7800BbA691",
      "scheme": "exact",
      "network": "eip155:84532",
      "amountAtomic": "10000"
    }
  ]
}

METADATA PROVENANCE

Source catalog records are retained separately from live endpoint observations. Sonar score, uptime, and latency are advisory metrics. CDP indexing is not inferred from validation.