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GET
/
lookup
/
bonds
/
cost
List stablebond costs
curl --request GET \
  --url https://api.etherfuse.com/lookup/bonds/cost
{
  "CETES7CKqqKQizuSN6iWQwmTeFRjbJR6Vw2XRKfEDR8f": {
    "bond_cost_in_fiat": "1.153754",
    "bond_cost_in_payment_token": "1.153754",
    "bond_cost_in_usd": "0.064785",
    "bond_symbol": "CETES",
    "currency": "MXN",
    "current_basis_points": 578,
    "current_time": "2026-03-23T16:50:32.821673099+00:00",
    "fiat_exchange_rate_with_usd": "17.80900",
    "mint": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "sources": {
      "provider_1": {
        "bond_cost_in_usd": "0.064781",
        "exchange_rate": "17.81",
        "updated_at": 1711212632
      },
      "provider_2": {
        "bond_cost_in_usd": "0.064854",
        "exchange_rate": "17.79",
        "updated_at": 1711212630
      }
    },
    "symbol": "USDC"
  }
}

Query Parameters

​
max_age
integer<int64> | null

Maximum age of a source in seconds. Sources older than this are excluded.

Required range: x >= 0

Response

Pricing data keyed by bond mint address

​
{key}
object

Current pricing for a single stablebond: cost in USD/fiat plus the per-provider exchange-rate sources used to derive it.

Example:
{
  "bond_cost_in_fiat": "1.153754",
  "bond_cost_in_payment_token": "1.153754",
  "bond_cost_in_usd": "0.064785",
  "bond_symbol": "CETES",
  "currency": "MXN",
  "current_basis_points": 578,
  "current_time": "2026-03-23T16:50:32.821673099+00:00",
  "fiat_exchange_rate_with_usd": "17.80900",
  "mint": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
  "sources": {
    "provider_1": {
      "bond_cost_in_usd": "0.064781",
      "exchange_rate": "17.81",
      "updated_at": 1711212632
    },
    "provider_2": {
      "bond_cost_in_usd": "0.064854",
      "exchange_rate": "17.79",
      "updated_at": 1711212630
    }
  },
  "symbol": "USDC"
}