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OpenAPI Specification

openapi: 3.2.0
info:
  title: Agent Decision & Evidence Layer Free API
  version: 1.7.0
  description: Public HTTP and x402 interfaces for agent infrastructure, market decisions, AgentLLM inference, EU compliance and US import-readiness. MCP tool errors and HTTP 4xx/5xx responses are not settled; a domain result returned with HTTP 200 is a delivered paid result. Signed results expose source evidence and freshness where applicable.
servers:
- url: https://api.eucompliance.tools
tags:
- name: Free
paths:
  /free/x402-purchase-guard/check:
    post:
      summary: Free X402 Purchase Guard Check
      operationId: free_x402_purchase_guard_check_free_x402_purchase_guard_check_post
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '400':
          description: Invalid input; no paid result delivered
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '422':
          description: Request schema validation failed
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '503':
          description: Critical upstream evidence unavailable; retry later
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
      tags:
      - Free
  /free/ai-disclosure:
    post:
      summary: Free Ai Disclosure
      operationId: free_ai_disclosure_free_ai_disclosure_post
      requestBody:
        content:
          application/json:
            schema:
              additionalProperties: true
              type: object
              title: Body
        required: true
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
        '400':
          description: Invalid input; no paid result delivered
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '503':
          description: Critical upstream evidence unavailable; retry later
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
      tags:
      - Free
  /free/vat:
    get:
      summary: Free Vat
      description: USt-Nummer pruefen - kostenlos, so wie ueber MCP auch.
      operationId: free_vat_free_vat_get
      parameters:
      - name: value
        in: query
        required: true
        schema:
          type: string
          title: Value
      - name: vies
        in: query
        required: false
        schema:
          type: boolean
          default: true
          title: Vies
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
        '400':
          description: Invalid input; no paid result delivered
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '503':
          description: Critical upstream evidence unavailable; retry later
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
      tags:
      - Free
  /free/iban:
    get:
      summary: Free Iban
      description: IBAN pruefen - kostenlos, so wie ueber MCP auch.
      operationId: free_iban_free_iban_get
      parameters:
      - name: value
        in: query
        required: true
        schema:
          type: string
          title: Value
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
        '400':
          description: Invalid input; no paid result delivered
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '503':
          description: Critical upstream evidence unavailable; retry later
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
      tags:
      - Free
  /free/sanctions:
    get:
      summary: Free Sanctions
      operationId: free_sanctions_free_sanctions_get
      parameters:
      - name: name
        in: query
        required: true
        schema:
          type: string
          title: Name
      - name: country
        in: query
        required: false
        schema:
          type: string
          title: Country
      - name: lists
        in: query
        required: false
        schema:
          type: string
          title: Lists
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
        '400':
          description: Invalid input; no paid result delivered
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '503':
          description: Critical upstream evidence unavailable; retry later
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
      tags:
      - Free
  /free/company:
    get:
      summary: Free Company
      operationId: free_company_free_company_get
      parameters:
      - name: country
        in: query
        required: true
        schema:
          type: string
          title: Country
      - name: name
        in: query
        required: false
        schema:
          type: string
          title: Name
      - name: id
        in: query
        required: false
        schema:
          type: string
          title: Id
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
        '400':
          description: Invalid input; no paid result delivered
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '503':
          description: Critical upstream evidence unavailable; retry later
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
      tags:
      - Free
  /free/vat-rules:
    get:
      summary: Free Vat Rules
      operationId: free_vat_rules_free_vat_rules_get
      parameters:
      - name: supplier
        in: query
        required: true
        schema:
          type: string
          title: Supplier
      - name: customer
        in: query
        required: true
        schema:
          type: string
          title: Customer
      - name: b2b
        in: query
        required: false
        schema:
          type: boolean
          default: true
          title: B2B
      - name: type
        in: query
        required: false
        schema:
          type: string
          default: service
          title: Type
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
        '400':
          description: Invalid input; no paid result delivered
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '503':
          description: Critical upstream evidence unavailable; retry later
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
      tags:
      - Free
  /free/einvoice:
    post:
      summary: Free Einvoice
      operationId: free_einvoice_free_einvoice_post
      requestBody:
        content:
          multipart/form-data:
            schema:
              $ref: '#/components/schemas/Body_free_einvoice_free_einvoice_post'
        required: true
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
        '400':
          description: Invalid input; no paid result delivered
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '503':
          description: Critical upstream evidence unavailable; retry later
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
      tags:
      - Free
  /free/invoice-to-pay/check:
    post:
      summary: Free Invoice To Pay Check
      description: Local deliverability check before an agent signs a 1-USDC purchase.
      operationId: free_invoice_to_pay_check_free_invoice_to_pay_check_post
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '400':
          description: Invalid input; no paid result delivered
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '422':
          description: Request schema validation failed
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '503':
          description: Critical upstream evidence unavailable; retry later
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/InvoiceToPayRequest'
      tags:
      - Free
  /free/us-import-readiness/check:
    post:
      summary: Free Us Import Readiness Check
      description: Local input check plus opaque recovery job; no official lookup is exposed.
      operationId: free_us_import_readiness_check_free_us_import_readiness_check_post
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '400':
          description: Invalid input; no paid result delivered
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '422':
          description: Request schema validation failed
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '503':
          description: Critical upstream evidence unavailable; retry later
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
      tags:
      - Free
  /free/us-import-readiness/recover/{job_id}:
    post:
      summary: Free Us Import Readiness Recover
      description: Recover only an already-settled signed result; never starts a new lookup.
      operationId: free_us_import_readiness_recover_free_us_import_readiness_recover__job_id__post
      parameters:
      - name: job_id
        in: path
        required: true
        schema:
          type: string
          title: Job Id
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
        '400':
          description: Invalid input; no paid result delivered
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '503':
          description: Critical upstream evidence unavailable; retry later
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
      tags:
      - Free
  /free/agentllm/check:
    post:
      summary: Validate an AgentLLM request before paying
      operationId: agentllm_check
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required:
              - model
              - messages
              properties:
                model:
                  type: string
                  enum:
                  - agentllm/micro
                  - agentllm/basic
                  - agentllm/plus
                  - auto
                messages:
                  type: array
                  minItems: 1
                  maxItems: 16
                  items:
                    type: object
                    additionalProperties: false
                    required:
                    - role
                    - content
                    properties:
                      role:
                        type: string
                        enum:
                        - developer
                        - system
                        - user
                        - assistant
                      content:
                        type: string
                        minLength: 1
                max_tokens:
                  type: integer
                  minimum: 1
                  maximum: 750
                max_completion_tokens:
                  type: integer
                  minimum: 1
                  maximum: 750
                stream:
                  type: boolean
                  enum:
                  - false
              example:
                model: agentllm/micro
                messages:
                - role: user
                  content: 'Classify as paid or unpaid: invoice paid.'
                max_tokens: 40
                stream: false
      responses:
        '200':
          description: Request is valid; returns exact paid URL and price
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineResult'
        '422':
          description: Invalid request; no payment or upstream call
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '400':
          description: Invalid input; no paid result delivered
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '503':
          description: Critical upstream evidence unavailable; retry later
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
      tags:
      - Free
  /free/recommend-tool:
    post:
      summary: Recommend Agent Tool
      description: 'Route a goal to real catalog tools without a model, network or charge.


        Only input field names are accepted in ``available_inputs``. Values and

        secrets therefore cannot accidentally be reflected into the recommendation.'
      operationId: recommend_agent_tool_free_recommend_tool_post
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/ToolRecommendationReq'
        required: true
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema: {}
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
        '400':
          description: Invalid input; no paid result delivered
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
        '503':
          description: Critical upstream evidence unavailable; retry later
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MachineError'
      tags:
      - Free
components:
  schemas:
    ToolRecommendationReq:
      properties:
        goal:
          type: string
          maxLength: 8000
          minLength: 2
          title: Goal
        category:
          type: string
          maxLength: 80
          title: Category
          default: ''
        country:
          type: string
          maxLength: 80
          title: Country
          default: ''
        chain:
          type: string
          maxLength: 80
          title: Chain
          default: ''
        max_price_usdc:
          anyOf:
          - type: string
            maxLength: 32
          - type: 'null'
          title: Max Price Usdc
        available_inputs:
          items:
            type: string
          type: array
          maxItems: 100
          title: Available Inputs
        max_results:
          type: integer
          maximum: 3.0
          minimum: 1.0
          title: Max Results
          default: 3
        prefer_free:
          type: boolean
          title: Prefer Free
          default: true
      type: object
      required:
      - goal
      title: ToolRecommendationReq
      description: Privacy-preserving input for the free deterministic MCP tool router.
    Body_free_einvoice_free_einvoice_post:
      properties:
        file:
          type: string
          contentMediaType: application/octet-stream
          title: File
      type: object
      required:
      - file
      title: Body_free_einvoice_free_einvoice_post
    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
    InvoiceToPayRequest:
      type: object
      additionalProperties: false
      properties:
        buyer_country:
          type: string
          pattern: ^[A-Za-z]{2}$
        expected_amount:
          type: string
        expected_currency:
          type: string
          pattern: ^[A-Za-z]{3}$
        trusted_payee_iban:
          type: string
        invoice_xml:
          type: string
          default: ''
        document_base64:
          type: string
          default: ''
        filename:
          type: string
          default: invoice.xml
        expected_supplier_vat:
          type: string
          default: ''
        expected_supplier_name:
          type: string
          default: ''
        expected_buyer_vat:
          type: string
          default: ''
        purchase_order_reference:
          type: string
          default: ''
        supply_type:
          type: string
          default: service
        b2b:
          type: boolean
          default: true
      required:
      - buyer_country
      - expected_amount
      - expected_currency
      - trusted_payee_iban
      oneOf:
      - required:
        - invoice_xml
      - required:
        - document_base64
    MachineError:
      type: object
      additionalProperties: true
      properties:
        error: {}
        detail: {}
        charged:
          type: boolean
    MachineResult:
      type: object
      additionalProperties: true
      description: Machine-readable result; paid successes include a signed receipt.
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError