Documentation

@ftptech/x402-canton-core Shared TypeScript types and helpers for the Canton x402 protocol stack. Used by the facilitator, @ftptech/x402-canton-client, @ftptech/x402-canton-express, @ftptech/x402-canton-next and @ftptech/canton-agent-wallet. Install npm i @ftptech/x402-canton-co

@ftptech/x402-canton-facilitator Canton x402 facilitator: the server-side /verify and /settle service that resource servers delegate payment validation and settlement to. Implements the exact scheme over the JSON Ledger API v2. The sole payment method is transfer-factory: the payer sig

@ftptech/x402-canton-ledger Shared Canton ledger primitives used by both @ftptech/x402-canton-facilitator (server side) and @ftptech/x402-canton-client (payer side). Install npm i @ftptech/x402-canton-ledger Canton 3.6 (Splice 0.9) needs 0.6.2 or later. What's in here - **Ca

canton-x402-facilitator The open-source facilitator for the x402 payment protocol on Canton Network: the server-side /verify and /settle service that resource servers delegate payment validation and settlement to. Scheme exact, method transfer-factory (Canton Token Standard). Assets: Canto

Exact Payment Scheme for Canton Network (exact) This document specifies the exact payment scheme for the x402 protocol on Canton Network. The client signs a TransferFactory_Transfer (CIP-56 Token Standard transfer instruction) naming the merchant as receiver, but does not submit it. The

@ftptech/x402-canton-express Express middleware that charges per request in Canton Coin or a CIP-56 token. The payment is verified and settled before your handler runs. Install npm i @ftptech/x402-canton-express Before you start You need a party to receive payments, with a live

@ftptech/x402-canton-next Next.js App Router wrapper that charges per request in Canton Coin or a CIP-56 token. The payment is verified and settled before your Route Handler runs. Install npm i @ftptech/x402-canton-next Before you start You need a party to receive payments, with

x402-canton-merchant Charge per HTTP request in Canton Coin or a CIP-56 token. Middleware for Express and the Next.js App Router; FTP's facilitator settles the payments. | Package | Install | | --- | --- | | @ftptech/x402-canton-express | npm i @ftptech/x402-canton

content of token standard yaml files are from token standard repository 1. [original link](https://github.com/hyperledger-labs/splice/blob/cc35906236f2eb67841301a89e9467d428f6d28f/token-standard/splice-api-token-metadata-v1/opena

Pre-Generated DAR Files The DAR files located in this folder are from Splice to match the current SDK version. Source: https://github.com/hyperledger-labs/splice/tree/main/daml/dars Important Notes - Ensure that you track SDK version updates to transition seamlessly.

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestAmuletBurn.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2.0 module

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestAmuletRulesConfigValidation.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier:

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestAmuletRulesDisclosure.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestAmuletRulesTransfer.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestAmuletRulesTransferLimits.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Ap

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestComputeFees.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2.0 modul

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestDesignExample.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2.0 mod

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestExpectedDsoParty.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2.0

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestExternalParty.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2.0 mod

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestIdle.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2.0 module Splic

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestIsDevNet.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2.0 module S

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestLockAndAmuletExpiry.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestLockedAmulet.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2.0 modu

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestRewardComputation.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2.0

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestTap.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2.0 module Splice

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestTransferPreapproval.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestUnclaimedRewards.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2.0

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestValidatorFaucet.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2.0 m

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/TestZeroFeeRollout.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: Apache-2.0 --

Daml contract source - digital-asset/cn-quickstart/quickstart/daml/external-test-sources/splice-amulet-test/daml/Splice/Scripts/UnitTests/Amulet/TokenApiUtils.daml -- Copyright (c) 2026 Digital Asset (Switzerland) GmbH and/or its affiliates. All rights reserved. -- SPDX-License-Identifier: A