Hilt

Hilt Receipt API

The Receipt API from Hilt — 10 operation(s) for receipt.

Documentation GitHub OpenAPI

Operations 10

Each operation below carries the questions people ask an LLM about it and the instructions they give an agent to run it. Generated by API Evangelist overlay

POST /v1/receipt Generate a signed receipt for a transaction · Generate a signed Hilt receipt #

Ask an LLM

“How do I get a signed receipt for a Solana transaction?”

“Will generating a receipt twice for the same transaction create a duplicate?”

Tell an agent

Generate a receipt for transaction {tx_sig}.

Create a signed receipt for {tx_sig} with memo {memo}.

GET /v1/receipt/{receipt_id} Get a full signed receipt · Retrieve a receipt by ID #

Ask an LLM

“Can I retrieve the full signed receipt JSON?”

“Where do I get the complete receipt record as its owner?”

Tell an agent

Get receipt {receipt_id}.

Show the full signed JSON of receipt {receipt_id}.

GET /v1/receipt/{receipt_id}/public View a receipt's public proof · Public receipt proof detail #

Ask an LLM

“What does the public proof page of a receipt show?”

“Can someone without an account view a receipt's proof details?”

Tell an agent

Show the public proof for receipt {receipt_id}.

Get shareable proof details for receipt {receipt_id}.

GET /v1/receipt/{receipt_id}/verify Verify a receipt's signature · Publicly verify a receipt's cryptographic signature #

Ask an LLM

“Is this receipt's signature genuine?”

“Can an auditor check a receipt without logging in?”

Tell an agent

Verify receipt {receipt_id}.

Check the Ed25519 signature on receipt {receipt_id}.

GET /v1/receipt/{receipt_id}/pdf Download a public receipt PDF · Public PDF receipt proof #

Ask an LLM

“Can I download a receipt as a public PDF?”

“Is there a PDF proof I can share with a customer?”

Tell an agent

Download the public PDF for receipt {receipt_id}.

Get the shareable PDF proof of receipt {receipt_id}.

GET /v1/receipt/{receipt_id}/pdf/private Export a private receipt PDF · Authenticated PDF receipt export #

Ask an LLM

“Can I export a receipt PDF that includes my private invoice details?”

“Where's the signed-in version of a receipt PDF?”

Tell an agent

Export the private PDF of receipt {receipt_id}.

Download my authenticated PDF for receipt {receipt_id}.

GET /v1/receipts List my receipts · List receipts #

Ask an LLM

“Which receipts have I generated?”

“Can I search my receipts by wallet or product?”

Tell an agent

List my receipts.

Show receipts for wallet {wallet}.

GET /v1/receipts/export.csv Export my receipt ledger to CSV · Export authenticated receipt ledger CSV #

Ask an LLM

“How do I download my receipts as a CSV for accounting?”

“Can I export only one product's receipts to a spreadsheet?”

Tell an agent

Export my receipt ledger as CSV.

Export a CSV of receipts for product {product_id}.

PATCH /v1/receipt/{receipt_id}/invoice-metadata Add invoice details to a receipt · Save merchant invoice metadata for a receipt #

Ask an LLM

“Can I add an invoice number and customer name to a receipt?”

“Where do I store billing references on a receipt?”

Tell an agent

Set invoice number {invoice_number} on receipt {receipt_id}.

Add customer {customer_name} ({customer_email}) to receipt {receipt_id}.

POST /v1/receipt/{receipt_id}/send-proof Email a receipt's proof link · Email the public proof link for a receipt #

Ask an LLM

“Can I email a customer the proof link for their receipt?”

“Can I include a note when sending a receipt proof?”

Tell an agent

Email the proof for receipt {receipt_id} to {email}.

Send receipt {receipt_id}'s proof to {email} with note {note}.

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OpenAPI Specification

openapi: 3.2.0
info:
  title: Hilt Receipt API
  description: Hilt Pay Workspace and Hilt Pay API routes for zero-custody Solana checkout, MPP metered payment channels, receipts, memberships, entitlements, native subscriptions, webhooks, and support context.
  version: 1.0.0
  contact:
    name: Hilt
    url: https://www.hilt.so
    email: hello@hilt.so
  x-guidance: Start with POST /v1/access/agent-bootstrap. An agent can purchase 30 days of Starter, Growth, or Scale through the matching x402 V2 activation endpoint paid in Solana USDC. For metered integrations, settle PAYMENT-SIGNATURE through POST /v1/access/x402/settle and atomically consume through POST /v1/access/entitlements/consume before serving. Never send private keys, seed phrases, or wallet secrets.
servers:
- url: https://api.hilt.so
tags:
- name: Receipt
paths:
  /v1/receipt:
    post:
      tags:
      - Receipt
      summary: Generate a signed Hilt receipt
      description: 'Generate a cryptographically signed Hilt receipt for a Solana transaction.


        **Idempotent:** The same `tx_sig` always returns the same receipt.

        Stored immutably in Postgres + Cloudflare R2. Ed25519 signed by the Hilt server key.'
      operationId: post_receipt_v1_receipt_post
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ReceiptRequest'
        required: true
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ReceiptResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/receipt/{receipt_id}:
    get:
      tags:
      - Receipt
      summary: Retrieve a receipt by ID
      description: Retrieve the full signed receipt JSON. Auth required.
      operationId: get_receipt_v1_receipt__receipt_id__get
      parameters:
      - name: receipt_id
        in: path
        required: true
        schema:
          type: string
          title: Receipt Id
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ReceiptResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/receipt/{receipt_id}/public:
    get:
      tags:
      - Receipt
      summary: Public receipt proof detail
      operationId: get_public_receipt_v1_receipt__receipt_id__public_get
      parameters:
      - name: receipt_id
        in: path
        required: true
        schema:
          type: string
          title: Receipt Id
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PublicReceiptResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/receipt/{receipt_id}/verify:
    get:
      tags:
      - Receipt
      summary: Publicly verify a receipt's cryptographic signature
      description: '**Public endpoint — no authentication required.**


        Re-computes the SHA-256 hash of the receipt JSON and verifies the Ed25519 signature.

        Returns verification result usable by auditors and third parties.'
      operationId: verify_receipt_v1_receipt__receipt_id__verify_get
      parameters:
      - name: receipt_id
        in: path
        required: true
        schema:
          type: string
          title: Receipt Id
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/VerifyReceiptResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/receipt/{receipt_id}/pdf:
    get:
      tags:
      - Receipt
      summary: Public PDF receipt proof
      operationId: get_receipt_pdf_v1_receipt__receipt_id__pdf_get
      parameters:
      - name: receipt_id
        in: path
        required: true
        schema:
          type: string
          title: Receipt Id
      responses:
        '200':
          description: Rendered receipt proof.
          content:
            application/pdf:
              schema:
                type: string
                format: binary
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/receipt/{receipt_id}/pdf/private:
    get:
      tags:
      - Receipt
      summary: Authenticated PDF receipt export
      operationId: get_authenticated_receipt_pdf_v1_receipt__receipt_id__pdf_private_get
      parameters:
      - name: receipt_id
        in: path
        required: true
        schema:
          type: string
          title: Receipt Id
      responses:
        '200':
          description: Rendered authenticated receipt.
          content:
            application/pdf:
              schema:
                type: string
                format: binary
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/receipts:
    get:
      tags:
      - Receipt
      summary: List receipts
      description: Paginated list of receipts for the authenticated user.
      operationId: list_receipts_v1_receipts_get
      parameters:
      - name: page
        in: query
        required: false
        schema:
          type: integer
          minimum: 1
          description: Page number
          default: 1
          title: Page
        description: Page number
      - name: per_page
        in: query
        required: false
        schema:
          type: integer
          maximum: 100
          minimum: 1
          description: Results per page
          default: 20
          title: Per Page
        description: Results per page
      - name: wallet
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Filter by wallet address
          title: Wallet
        description: Filter by wallet address
      - name: q
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Search by tx, receipt id, product, or invoice metadata
          title: Q
        description: Search by tx, receipt id, product, or invoice metadata
      - name: product_id
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Filter by product
          title: Product Id
        description: Filter by product
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ReceiptListResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/receipts/export.csv:
    get:
      tags:
      - Receipt
      summary: Export authenticated receipt ledger CSV
      description: Authenticated CSV export for merchant-owned receipt and invoice records.
      operationId: export_receipts_csv_v1_receipts_export_csv_get
      parameters:
      - name: wallet
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Filter by wallet address
          title: Wallet
        description: Filter by wallet address
      - name: q
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Search by tx, receipt id, product, or invoice metadata
          title: Q
        description: Search by tx, receipt id, product, or invoice metadata
      - name: product_id
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Filter by product
          title: Product Id
        description: Filter by product
      responses:
        '200':
          description: Receipt ledger export.
          content:
            text/csv:
              schema:
                type: string
                format: binary
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/receipt/{receipt_id}/invoice-metadata:
    patch:
      tags:
      - Receipt
      summary: Save merchant invoice metadata for a receipt
      operationId: update_receipt_invoice_metadata_v1_receipt__receipt_id__invoice_metadata_patch
      parameters:
      - name: receipt_id
        in: path
        required: true
        schema:
          type: string
          title: Receipt Id
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ReceiptInvoiceMetadataRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ReceiptUpdateResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /v1/receipt/{receipt_id}/send-proof:
    post:
      tags:
      - Receipt
      summary: Email the public proof link for a receipt
      operationId: send_receipt_proof_v1_receipt__receipt_id__send_proof_post
      parameters:
      - name: receipt_id
        in: path
        required: true
        schema:
          type: string
          title: Receipt Id
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ReceiptSendProofRequest'
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ReceiptProofEmailResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
components:
  schemas:
    ReceiptListResponse:
      properties:
        total:
          type: integer
          title: Total
        page:
          type: integer
          title: Page
        per_page:
          type: integer
          title: Per Page
        receipts:
          items:
            $ref: '#/components/schemas/ReceiptListItem'
          type: array
          title: Receipts
      additionalProperties: true
      type: object
      required:
      - total
      - page
      - per_page
      - receipts
      title: ReceiptListResponse
    ReceiptSendProofRequest:
      properties:
        email:
          anyOf:
          - type: string
            maxLength: 180
          - type: 'null'
          title: Email
        note:
          anyOf:
          - type: string
            maxLength: 500
          - type: 'null'
          title: Note
      type: object
      title: ReceiptSendProofRequest
    ReceiptListItem:
      properties:
        receipt_id:
          type: string
          title: Receipt Id
        tx_sig:
          type: string
          title: Tx Sig
        receipt_hash:
          type: string
          title: Receipt Hash
        schema_version:
          type: string
          title: Schema Version
        created_at:
          type: string
          title: Created At
        verify_url:
          type: string
          title: Verify Url
        product_id:
          anyOf:
          - type: string
          - type: 'null'
          title: Product Id
        product_title:
          anyOf:
          - type: string
          - type: 'null'
          title: Product Title
        payer_wallet:
          anyOf:
          - type: string
          - type: 'null'
          title: Payer Wallet
        amount_minor_units:
          anyOf:
          - type: integer
          - type: 'null'
          title: Amount Minor Units
        amount_display:
          type: string
          title: Amount Display
        invoice_number:
          anyOf:
          - type: string
          - type: 'null'
          title: Invoice Number
      additionalProperties: true
      type: object
      required:
      - receipt_id
      - tx_sig
      - receipt_hash
      - schema_version
      - created_at
      - verify_url
      - product_id
      - product_title
      - payer_wallet
      - amount_minor_units
      - amount_display
      - invoice_number
      title: ReceiptListItem
    ReceiptInvoiceMetadataRequest:
      properties:
        invoice_number:
          anyOf:
          - type: string
            maxLength: 120
          - type: 'null'
          title: Invoice Number
        customer_name:
          anyOf:
          - type: string
            maxLength: 180
          - type: 'null'
          title: Customer Name
        customer_email:
          anyOf:
          - type: string
            maxLength: 180
          - type: 'null'
          title: Customer Email
        billing_reference:
          anyOf:
          - type: string
            maxLength: 180
          - type: 'null'
          title: Billing Reference
        notes:
          anyOf:
          - type: string
            maxLength: 1200
          - type: 'null'
          title: Notes
      type: object
      title: ReceiptInvoiceMetadataRequest
    ReceiptProofEmailResponse:
      properties:
        sent:
          type: boolean
          title: Sent
        email:
          type: string
          title: Email
        verify_url:
          type: string
          title: Verify Url
        pdf_url:
          type: string
          title: Pdf Url
      additionalProperties: true
      type: object
      required:
      - sent
      - email
      - verify_url
      - pdf_url
      title: ReceiptProofEmailResponse
    ReceiptRequest:
      properties:
        tx_sig:
          type: string
          title: Tx Sig
          description: Solana transaction signature
        wallet:
          anyOf:
          - type: string
          - type: 'null'
          title: Wallet
          description: Signer wallet address
        counterparty_wallet:
          anyOf:
          - type: string
          - type: 'null'
          title: Counterparty Wallet
          description: Counterparty wallet address
        token_mint:
          anyOf:
          - type: string
          - type: 'null'
          title: Token Mint
          description: Token mint address
        amount_raw:
          anyOf:
          - type: integer
          - type: 'null'
          title: Amount Raw
          description: Raw token amount (lamports or base units)
        memo:
          anyOf:
          - type: string
          - type: 'null'
          title: Memo
          description: Human-readable memo
      type: object
      required:
      - tx_sig
      title: ReceiptRequest
    ReceiptInvoiceMetadata:
      properties:
        invoice_number:
          anyOf:
          - type: string
          - type: 'null'
          title: Invoice Number
        customer_name:
          anyOf:
          - type: string
          - type: 'null'
          title: Customer Name
        customer_email:
          anyOf:
          - type: string
          - type: 'null'
          title: Customer Email
        billing_reference:
          anyOf:
          - type: string
          - type: 'null'
          title: Billing Reference
        notes:
          anyOf:
          - type: string
          - type: 'null'
          title: Notes
        metadata_json:
          type: object
          title: Metadata Json
      additionalProperties: true
      type: object
      required:
      - invoice_number
      - customer_name
      - customer_email
      - billing_reference
      - notes
      - metadata_json
      title: ReceiptInvoiceMetadata
    ValidationError:
      properties:
        loc:
          items:
            anyOf:
            - type: string
            - type: integer
          type: array
          title: Location
        msg:
          type: string
          title: Message
        type:
          type: string
          title: Error Type
        input:
          title: Input
        ctx:
          type: object
          title: Context
      type: object
      required:
      - loc
      - msg
      - type
      title: ValidationError
    PublicReceiptResponse:
      properties:
        receipt_id:
          type: string
          title: Receipt Id
        receipt_json:
          type: object
          title: Receipt Json
        receipt_hash:
          type: string
          title: Receipt Hash
        ed25519_sig:
          type: string
          title: Ed25519 Sig
        schema_version:
          type: string
          title: Schema Version
        created_at:
          anyOf:
          - type: string
          - type: 'null'
          title: Created At
        generated_at:
          anyOf:
          - type: string
          - type: 'null'
          title: Generated At
        verify_url:
          type: string
          title: Verify Url
        verify_api_url:
          anyOf:
          - type: string
          - type: 'null'
          title: Verify Api Url
        pdf_url:
          anyOf:
          - type: string
          - type: 'null'
          title: Pdf Url
        tx_sig:
          anyOf:
          - type: string
          - type: 'null'
          title: Tx Sig
        payment_id:
          anyOf:
          - type: string
          - type: 'null'
          title: Payment Id
        product_id:
          anyOf:
          - type: string
          - type: 'null'
          title: Product Id
        product_title:
          anyOf:
          - type: string
          - type: 'null'
          title: Product Title
        product_slug:
          anyOf:
          - type: string
          - type: 'null'
          title: Product Slug
        payer_wallet:
          anyOf:
          - type: string
          - type: 'null'
          title: Payer Wallet
        merchant_wallet:
          anyOf:
          - type: string
          - type: 'null'
          title: Merchant Wallet
        amount_minor_units:
          anyOf:
          - type: integer
          - type: 'null'
          title: Amount Minor Units
        amount_display:
          anyOf:
          - type: string
          - type: 'null'
          title: Amount Display
        token_mint:
          anyOf:
          - type: string
          - type: 'null'
          title: Token Mint
        invoice_metadata:
          anyOf:
          - $ref: '#/components/schemas/ReceiptInvoiceMetadata'
          - type: 'null'
        owner_display_name:
          anyOf:
          - type: string
          - type: 'null'
          title: Owner Display Name
        owner_email:
          anyOf:
          - type: string
          - type: 'null'
          title: Owner Email
        credits_burned:
          anyOf:
          - type: integer
          - type: 'null'
          title: Credits Burned
        idempotent_replay:
          anyOf:
          - type: boolean
          - type: 'null'
          title: Idempotent Replay
        verification:
          $ref: '#/components/schemas/ReceiptVerification'
      additionalProperties: true
      type: object
      required:
      - receipt_id
      - receipt_json
      - receipt_hash
      - ed25519_sig
      - schema_version
      - verify_url
      - verification
      title: PublicReceiptResponse
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError
    ReceiptResponse:
      properties:
        receipt_id:
          type: string
          title: Receipt Id
        receipt_json:
          type: object
          title: Receipt Json
        receipt_hash:
          type: string
          title: Receipt Hash
        ed25519_sig:
          type: string
          title: Ed25519 Sig
        schema_version:
          type: string
          title: Schema Version
        created_at:
          anyOf:
          - type: string
          - type: 'null'
          title: Created At
        generated_at:
          anyOf:
          - type: string
          - type: 'null'
          title: Generated At
        verify_url:
          type: string
          title: Verify Url
        verify_api_url:
          anyOf:
          - type: string
          - type: 'null'
          title: Verify Api Url
        pdf_url:
          anyOf:
          - type: string
          - type: 'null'
          title: Pdf Url
        tx_sig:
          anyOf:
          - type: string
          - type: 'null'
          title: Tx Sig
        payment_id:
          anyOf:
          - type: string
          - type: 'null'
          title: Payment Id
        product_id:
          anyOf:
          - type: string
          - type: 'null'
          title: Product Id
        product_title:
          anyOf:
          - type: string
          - type: 'null'
          title: Product Title
        product_slug:
          anyOf:
          - type: string
          - type: 'null'
          title: Product Slug
        payer_wallet:
          anyOf:
          - type: string
          - type: 'null'
          title: Payer Wallet
        merchant_wallet:
          anyOf:
          - type: string
          - type: 'null'
          title: Merchant Wallet
        amount_minor_units:
          anyOf:
          - type: integer
          - type: 'null'
          title: Amount Minor Units
        amount_display:
          anyOf:
          - type: string
          - type: 'null'
          title: Amount Display
        token_mint:
          anyOf:
          - type: string
          - type: 'null'
          title: Token Mint
        invoice_metadata:
          anyOf:
          - $ref: '#/components/schemas/ReceiptInvoiceMetadata'
          - type: 'null'
        owner_display_name:
          anyOf:
          - type: string
          - type: 'null'
          title: Owner Display Name
        owner_email:
          anyOf:
          - type: string
          - type: 'null'
          title: Owner Email
        credits_burned:
          anyOf:
          - type: integer
          - type: 'null'
          title: Credits Burned
        idempotent_replay:
          anyOf:
          - type: boolean
          - type: 'null'
          title: Idempotent Replay
      additionalProperties: true
      type: object
      required:
      - receipt_id
      - receipt_json
      - receipt_hash
      - ed25519_sig
      - schema_version
      - verify_url
      title: ReceiptResponse
    ReceiptVerification:
      properties:
        valid:
          type: boolean
          title: Valid
        hash_valid:
          type: boolean
          title: Hash Valid
        signature_valid:
          type: boolean
          title: Signature Valid
        signature_required:
          type: boolean
          title: Signature Required
        computed_hash:
          type: string
          title: Computed Hash
        stored_hash:
          type: string
          title: Stored Hash
        on_chain_anchor:
          anyOf:
          - type: string
          - type: 'null'
          title: On Chain Anchor
        checked_at:
          type: string
          title: Checked At
      additionalProperties: true
      type: object
      required:
      - valid
      - hash_valid
      - signature_valid
      - signature_required
      - computed_hash
      - stored_hash
      - on_chain_anchor
      - checked_at
      title: ReceiptVerification
    ReceiptUpdateResponse:
      properties:
        receipt:
          $ref: '#/components/schemas/ReceiptResponse'
      additionalProperties: true
      type: object
      required:
      - receipt
      title: ReceiptUpdateResponse
    VerifyReceiptResponse:
      properties:
        valid:
          type: boolean
          title: Valid
        hash_valid:
          type: boolean
          title: Hash Valid
        signature_valid:
          type: boolean
          title: Signature Valid
        signature_required:
          type: boolean
          title: Signature Required
        computed_hash:
          type: string
          title: Computed Hash
        stored_hash:
          type: string
          title: Stored Hash
        on_chain_anchor:
          anyOf:
          - type: string
          - type: 'null'
          title: On Chain Anchor
        checked_at:
          type: string
          title: Checked At
        receipt_id:
          type: string
          title: Receipt Id
        generated_at:
          type: string
          title: Generated At
      additionalProperties: true
      type: object
      required:
      - valid
      - hash_valid
      - signature_valid
      - signature_required
      - computed_hash
      - stored_hash
      - on_chain_anchor
      - checked_at
      - receipt_id
      - generated_at
      title: VerifyReceiptResponse
x-hilt-agent-commerce:
  offer: https://api.hilt.so/v1/agent-commerce/offer
  catalog: https://api.hilt.so/agent-catalog.json
  pricing: https://api.hilt.so/pricing
  x402: https://api.hilt.so/x402

Hilt Receipt API

Operations 10

Documentation

Specifications

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