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Affiliates

Affiliate profiles let you register a partner-scoped app-fee recipient with a payout destination on any supported chain under a stable affiliateId, then reference that id in quote requests.

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PUT /v1/affiliates/:affiliateId

Create or update an affiliate profile. Headers: 
Authorization: Bearer fn_...
X-Idempotency-Key: <unique key>
Request: 
{
  "feeBps": 50,
  "payoutChain": "solana",
  "payoutAsset": "USDC",
  "payoutAddress": "So1YourPayoutAddress"
}
All four fields are required. payoutChain and payoutAsset must match a supported payout route. payoutAddress is where affiliate fee claims are settled. Response: 
{
  "affiliate": {
    "affiliateId": "flashpartner",
    "feeBps": 50,
    "payoutChain": "solana",
    "payoutAsset": "USDC",
    "payoutAddress": "So1YourPayoutAddress",
    "enabled": true,
    "createdAt": "2026-02-12T18:00:00.000Z",
    "updatedAt": "2026-02-12T18:00:00.000Z"
  }
}

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GET /v1/affiliates

List affiliate profiles for your partner. Headers: 
Authorization: Bearer fn_...
Query params:
  • includeDisabled (true|false, default false)
  • limit (default 200, max 1000)
  • offset (default 0)

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DELETE /v1/affiliates/:affiliateId

Disable an affiliate profile. Headers: 
Authorization: Bearer fn_...
X-Idempotency-Key: <unique key>
Response: 
{ "ok": true }

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POST /v1/affiliates/:affiliateId/claim

Create a claim for the full available affiliate fee balance. The available balance reflects the affiliate’s 80% share after Flashnet’s 20% platform cut. Minimum claim is $1 USDC. Headers: 
Authorization: Bearer fn_...
X-Idempotency-Key: <unique key>
No request body. The claim amount is the full available balance. Response: 
{
  "claimId": "acl_...",
  "affiliateId": "flashpartner",
  "amount": "5000000",
  "status": "processing",
  "createdAt": "2026-02-27T12:00:00.000Z"
}
Claims require a payout destination configured on the affiliate profile (payoutChain, payoutAsset, payoutAddress).

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GET /v1/affiliates/:affiliateId/claims

List claims for an affiliate. Headers: 
Authorization: Bearer fn_...
Query params:
  • limit (default 50, max 200)
  • offset (default 0)

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Partner Webhooks

Webhooks deliver order status changes for your partner account.

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POST /v1/webhooks

Register an endpoint. Headers: 
Authorization: Bearer fn_...
X-Idempotency-Key: <unique key>

{ "url": "https://example.com/flashnet/webhooks" }
Response: 
{
  "webhookId": "wh_...",
  "secret": "hex string"
}
secret is only returned at creation time. Store it.

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DELETE /v1/webhooks/:id

Disable an endpoint. Headers: 
Authorization: Bearer fn_...
X-Idempotency-Key: <unique key>
Response: 
{ "ok": true }
See Webhooks for signature verification, payload shape, and retry behavior.

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Accumulation Addresses

Accumulation addresses are reusable deposit addresses on Solana and any supported chain. Each deposit automatically creates an order that delivers BTC or USDB on Spark.

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POST /v1/accumulation-addresses

Create an accumulation address. Headers: 
Authorization: Bearer fn_...
X-Idempotency-Key: <unique key>

{
  "label": "optional",
  "sourceChain": "solana",
  "sourceAsset": "USDC",
  "destinationAsset": "BTC",
  "recipientSparkAddress": "spark1...",
  "feeBps": 5,
  "slippageBps": 50
}
Response: 
{
  "accumulationAddressId": "acu_...",
  "sourceChain": "solana",
  "sourceAsset": "USDC",
  "destinationAsset": "BTC",
  "recipientSparkAddress": "spark1...",
  "feeBps": 5,
  "slippageBps": 50,
  "enabled": true,
  "depositAddress": "So1...",
  "createdAt": "2026-02-04T01:00:00.000Z",
  "subscriptions": []
}

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POST /v1/accumulation-addresses/sync

Re-sync all enabled accumulation addresses into the configured deposit detection webhooks. Headers: 
Authorization: Bearer fn_...
X-Idempotency-Key: <unique key>

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GET /v1/accumulation-addresses

List accumulation addresses.

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GET /v1/accumulation-addresses/:id

Get a single accumulation address, including subscription status.

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DELETE /v1/accumulation-addresses/:id

Disable an accumulation address. Headers: 
Authorization: Bearer fn_...
X-Idempotency-Key: <unique key>

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Liquidation Addresses

Liquidation addresses are reusable Bitcoin L1 deposit addresses. Each deposit automatically creates an order that delivers to any supported chain and asset.

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POST /v1/liquidation-addresses

Create a liquidation address. Headers: 
Authorization: Bearer fn_...
X-Idempotency-Key: <unique key>

{
  "label": "optional",
  "destinationChain": "ethereum",
  "destinationAsset": "USDC",
  "destinationAddress": "0x...",
  "zeroconfEnabled": false,
  "slippageBps": 50,
  "feeBps": 5
}
Response: 
{
  "liquidationAddressId": "liq_...",
  "sparkAddress": "spark1...",
  "l1DepositAddress": "bc1...",
  "destination": { "chain": "ethereum", "asset": "USDC", "address": "0x..." },
  "zeroconfEnabled": false,
  "feeBps": 5,
  "slippageBps": 50,
  "enabled": true,
  "createdAt": "2026-02-04T01:00:00.000Z"
}

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GET /v1/liquidation-addresses

List enabled liquidation addresses.

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GET /v1/liquidation-addresses/:id

Get a single liquidation address (enabled or disabled).

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DELETE /v1/liquidation-addresses/:id

Disable a liquidation address. Headers: 
Authorization: Bearer fn_...
X-Idempotency-Key: <unique key>

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POST /v1/liquidation-addresses/sync-blockdaemon

Synchronize enabled liquidation addresses into Blockdaemon Streaming watchlists. Headers: 
Authorization: Bearer fn_...
X-Idempotency-Key: <unique key>