Saylor Innovations Data Desk

US county health statistics from CDC PLACES - diabetes, obesity, depression, smoking, insurance and 30+ more measures, or rank a state's counties

DataLiveeip155:8453Exactvia cdp
County health statisticsDiabetes rate by countyObesity rate by countyCdc places county dataHealth indicators by county
Calls · 30d
2
This endpoint's own trailing-30-day call count, as published by the upstream catalog and snapshotted daily. 8 snapshots so far.
$15.76
Verified settled volume
1,657 settlements proven x402 by their on-chain EIP-3009 marker.
$0.010
Listed price
As published in the catalog. Always read the live 402 before paying.
2
Calls · 30d
Upstream's own call count for this endpoint, not ours.
2
Unique payers · 30d
Last called 2026-10-21 09:12Z
—
Upstream on-chain volume
Reported by the source catalog.
Paid to
0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa

The wallet the 402 directs payment to. Its whole payment record — every payer, every chain — is on the merchant page.

Asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Provider

The payTo wallet does not resolve to a registered ERC-8004 agent. That is not a verdict on the service — most of the catalog is unregistered.

Accepts

The payment requirements as published to the catalog. Read the live 402 before paying — a price here is a claim, not a quote.

0.01USDC≈ $0.01 USD
on Base · exact scheme

Pay 0.01 USDC on Base to 0xA2A8…fc8aa. The signed payment is good for 2 minutes.

USD Coin contract
0x8335…02913
Payment window
2 minutes
As published
10000 smallest units
10000units
on Polygon · exact scheme

That figure is in the token’s smallest units. Roundhouse does not hold this contract’s decimals, so it is shown as published rather than converted.

Token contract
0x3c49…c3359
Payment window
2 minutes
10000units
on Arbitrum · exact scheme

That figure is in the token’s smallest units. Roundhouse does not hold this contract’s decimals, so it is shown as published rather than converted.

Token contract
0xaf88…e5831
Payment window
2 minutes
10000units
on solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · exact scheme

That figure is in the token’s smallest units. Roundhouse does not hold this contract’s decimals, so it is shown as published rather than converted.

Token contract
EPjFWd…TDt1v
Payment window
2 minutes
10000units
on solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · exact scheme

That figure is in the token’s smallest units. Roundhouse does not hold this contract’s decimals, so it is shown as published rather than converted.

Token contract
Es9vMF…nwNYB
Payment window
2 minutes
90899units
on solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp · exact scheme

That figure is in the token’s smallest units. Roundhouse does not hold this contract’s decimals, so it is shown as published rather than converted.

Token contract
So1111…11112
Payment window
2 minutes
The catalog’s raw entry
[
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    "extra": {
      "memo": "saylor:datadesk:county-health",
      "name": "USD Coin",
      "note": "Base settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
      "version": "2",
      "facilitatorOnly": true,
      "assetTransferMethod": "eip3009"
    },
    "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
    "amount": "10000",
    "scheme": "exact",
    "network": "eip155:8453",
    "maxTimeoutSeconds": 120
  },
  {
    "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
    "extra": {
      "memo": "saylor:datadesk:county-health",
      "name": "USD Coin",
      "note": "Polygon settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
      "version": "2",
      "facilitatorOnly": true,
      "assetTransferMethod": "eip3009"
    },
    "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
    "amount": "10000",
    "scheme": "exact",
    "network": "eip155:137",
    "maxTimeoutSeconds": 120
  },
  {
    "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
    "extra": {
      "memo": "saylor:datadesk:county-health",
      "name": "USD Coin",
      "note": "Arbitrum settles through an x402 facilitator. Send payload.signature and payload.authorization (EIP-3009); there is no self-submitted path on this network.",
      "version": "2",
      "facilitatorOnly": true,
      "assetTransferMethod": "eip3009"
    },
    "payTo": "0xA2A8dF0f7CaaBEa4e120a2568118f141569fc8aa",
    "amount": "10000",
    "scheme": "exact",
    "network": "eip155:42161",
    "maxTimeoutSeconds": 120
  },
  {
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    "extra": {
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      "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
      "reference": "bjL7PKrjrbrw8misMmks17PayDfgwmJgyJLik3w1Zpt"
    },
    "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
    "amount": "10000",
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "maxTimeoutSeconds": 120
  },
  {
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    "extra": {
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      "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
      "reference": "HNExa4MqJLz4D1fdZJLZa7K2Rqok3c9gsuDy6VXKH6dC"
    },
    "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
    "amount": "10000",
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "maxTimeoutSeconds": 120
  },
  {
    "asset": "So11111111111111111111111111111111111111112",
    "extra": {
      "memo": "saylor:datadesk:county-health",
      "note": "Native SOL: send lamports with a system transfer, not an SPL transfer. Price is quoted live and this quote expires in 120s.",
      "native": true,
      "session": "eyJhcnRpY2xlSWQiOiJkYXRhZGVzazpjb3VudHktaGVhbHRoIiwicmVmZXJlbmNlIjoiOFlOYlJtQndLNXU3QnJRN2ZXUDhWM0tDRUdEZmpCeEwzdVdnMWUySlk4a2QiLCJyZWNpcGllbnQiOiI3TFNqZnJKZjhmTnNCOFZBOXU3TjNXRW4yNXNtUUxwb2IzU3Z5VXZYYWN5NyIsIm1pbnQiOm51bGwsIm1pbkFtb3VudCI6OTA4OTksImV4cCI6MTc5MjU3NDA0ODM2Mn0.pNRuIlggikxmr07340hsexfJj95gOHfKjoKXMENjGXg",
      "reference": "8YNbRmBwK5u7BrQ7fWP8V3KCEGDfjBxL3uWg1e2JY8kd",
      "solUsdPrice": 106.71,
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    "payTo": "7LSjfrJf8fNsB8VA9u7N3WEn25smQLpob3SvyUvXacy7",
    "amount": "90899",
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "maxTimeoutSeconds": 120
  }
]

Extensions

{
  "bazaar": {
    "info": {
      "input": {
        "type": "http",
        "method": "GET",
        "queryParams": {
          "state": "TX",
          "county": "Travis"
        }
      },
      "output": {
        "type": "json",
        "example": {
          "mode": "county",
          "year": 2023,
          "state": "TX",
          "county": "Travis",
          "source": "CDC PLACES: Local Data for Better Health, County Data, 2025 release (data.cdc.gov dataset swc5-untb), public domain. Model-based estimates from BRFSS and Census data, not a survey of each county.",
          "measures": [
            {
              "ci_low": 20.6,
              "ci_high": 27,
              "measure": "Any disability among adults",
              "category": "Disability",
              "measure_id": "DISABILITY",
              "value_percent": 23.8
            },
            {
              "ci_low": 10.2,
              "ci_high": 13.8,
              "measure": "Cognitive disability among adults",
              "category": "Disability",
              "measure_id": "COGNITION",
              "value_percent": 11.9
            },
            {
              "ci_low": 4.6,
              "ci_high": 6,
              "measure": "Hearing disability among adults",
              "category": "Disability",
              "measure_id": "HEARING",
              "value_percent": 5.3
            }
          ],
          "population": 1334961,
          "state_name": "Texas",
          "county_fips": "48453",
          "measure_count": 28,
          "prevalence_type": "Age-adjusted prevalence",
          "adult_population": 1071849
        }
      }
    },
    "schema": {
      "type": "object",
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "required": [
        "input"
      ],
      "properties": {
        "input": {
          "type": "object",
          "required": [
            "type",
            "method"
          ],
          "properties": {
            "type": {
              "type": "string",
              "const": "http"
            },
            "method": {
              "enum": [
                "GET"
              ],
              "type": "string"
            },
            "queryParams": {
              "type": "object",
              "required": [
                "state"
              ],
              "properties": {
                "state": {
                  "type": "string",
                  "description": "US state as TX or Texas"
                },
                "county": {
                  "type": "string",
                  "description": "optional county name such as Travis; returns every PLACES measure for it"
                }
              }
            }
          },
          "additionalProperties": false
        },
        "output": {
          "type": "object",
          "required": [
            "type"
          ],
          "properties": {
            "type": {
              "type": "string",
              "const": "json"
            },
            "example": {
              "type": "object",
              "required": [
                "mode",
                "state",
                "year",
                "source"
              ],
              "properties": {
                "mode": {
                  "type": "string",
                  "description": "county (every measure for one county) or ranking (a state's counties for one measure)"
                },
                "year": {
                  "type": "number",
                  "description": "Survey year the estimates describe"
                },
                "state": {
                  "type": "string",
                  "description": "2-letter state code"
                },
                "county": {
                  "type": "string",
                  "description": "County name as published by the CDC (county mode)"
                },
                "lowest": {
                  "description": "Counties with the lowest values, lowest first (ranking mode)"
                },
                "source": {
                  "type": "string",
                  "description": "Dataset, release and modelling caveat"
                },
                "highest": {
                  "description": "Counties with the highest values, highest first (ranking mode)"
                },
                "measure": {
                  "description": "Plain-language name of the ranked measure (ranking mode)"
                },
                "category": {
                  "description": "Category of the ranked measure (ranking mode)"
                },
                "measures": {
                  "type": "array",
                  "items": {
                    "type": "object",
                    "properties": {
                      "ci_low": {
                        "type": [
                          "number",
                          "null"
                        ],
                        "description": "Lower bound of the 95% confidence interval"
                      },
                      "ci_high": {
                        "type": [
                          "number",
                          "null"
                        ],
                        "description": "Upper bound of the 95% confidence interval"
                      },
                      "measure": {
                        "type": [
                          "string",
                          "null"
                        ],
                        "description": "What the percentage measures, in plain words"
                      },
                      "category": {
                        "type": [
                          "string",
                          "null"
                        ],
                        "description": "Health Outcomes, Prevention, Health Risk Behaviors, Disability, Health Status or Health-Related Social Needs"
                      },
                      "measure_id": {
                        "type": [
                          "string",
                          "null"
                        ],
                        "description": "PLACES measure id, usable as the measure filter"
                      },
                      "value_percent": {
                        "type": [
                          "number",
                          "null"
                        ],
                        "description": "Estimated percent of adults"
                      }
                    }
                  },
                  "description": "One entry per health measure, grouped by category (county mode)"
                },
                "measure_id": {
                  "description": "PLACES measure id that was ranked (ranking mode)"
                },
                "population": {
                  "type": [
                    "number",
                    "null"
                  ],
                  "description": "County population (county mode)"
                },
                "state_name": {
                  "type": "string",
                  "description": "Full state name"
                },
                "county_fips": {
                  "type": "string",
                  "description": "5-digit county FIPS code (county mode)"
                },
                "measure_count": {
                  "type": "number",
                  "description": "Number of measures returned for the county"
                },
                "prevalence_type": {
                  "type": "string",
                  "description": "Age-adjusted prevalence (comparable across counties) or Crude prevalence (raw share)"
                },
                "adult_population": {
                  "type": [
                    "number",
                    "null"
                  ],
                  "description": "Adults aged 18 and over (county mode)"
                },
                "counties_with_data": {
                  "description": "Counties in the state with an estimate (ranking mode)"
                },
                "state_median_percent": {
                  "description": "Median county value in the state (ranking mode)"
                }
              }
            }
          }
        }
      }
    }
  }
}

Provenance

Seen in the source catalog
2026-10-21 09:12Z
Last indexed by Roundhouse
2026-10-26 17:40Z
Last enriched (probe, favicon, geo)
2026-10-20 13:45Z
x402 version
2
Max timeout
120s
Liveness probe
HTTP 402
Report

Hand this page to an agent

Copy the prompt and paste it into Claude, an MCP client or your own agent — it will vet this service and call it over the free read API. No key, no account.

GET api.roundhouseai.io/v0/endpoints

This endpoint's own trailing-30-day call count, as published by the upstream catalog and snapshotted daily. 8 snapshots so far. Verified volume counts only settlements with an on-chain EIP-3009 marker.

Open skill.md
Show the prompt
Using Roundhouse, look up the x402 service Saylor Innovations Data Desk and tell me whether it is
worth paying: what a call costs, whether the endpoint answered when last probed, and what
its payment record actually shows.

curl -s 'https://api.roundhouseai.io/v0/endpoints?q=Saylor%20Innovations%20Data%20Desk'
curl -s 'https://api.roundhouseai.io/v0/merchants/<the payTo wallet returned above>'

Then call it: read the price from the live 402 at https://saylorinnovations.com/api/health/county-health, never from
a cached figure, and pay with an x402 client.

The /v0 API needs an API key (`authorization: Bearer rh_live_…`) on everything except
/v0/unified* and /v0/endpoints. Either pay over x402 (mint a personal key for $0.01 at
GET https://api.roundhouseai.io/v0/test/x402), or ask me for an organization key, which I create at
https://roundhouseai.io/dashboard/connections. If you have neither, ask before going further.

If you do not have Roundhouse tools or skills installed, read
https://roundhouseai.io/skill.md first — it is the whole procedure.