> ## Documentation Index
> Fetch the complete documentation index at: https://docs.vatic.trading/llms.txt
> Use this file to discover all available pages before exploring further.

# Easy Market Order

> The simplest order endpoint. Resolves the token ID from a market slug and outcome name, then places a market order. No token IDs needed. Uses FOK (Fill-or-Kill) by default.



## OpenAPI

````yaml POST /api/v1/simpleOrders/easyMarketOrder
openapi: 3.1.0
info:
  title: Vatic API
  version: 1.0.0
  description: >-
    Polymarket price targets, Hyperliquid prediction market data, market
    timestamps, fee calculators, and order management for systematic prediction
    market trading.
servers:
  - url: https://api.vatic.trading
    description: Production
security: []
paths:
  /api/v1/simpleOrders/easyMarketOrder:
    post:
      tags:
        - Simple Orders
      summary: Easy market order (slug + outcome)
      description: >-
        The simplest order endpoint. Resolves the token ID from a market slug
        and outcome name, then places a market order. No token IDs needed. Uses
        FOK (Fill-or-Kill) by default.
      operationId: postEasyMarketOrder
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required:
                - walletId
                - slug
                - outcome
                - side
                - amount
              properties:
                walletId:
                  type: string
                  format: uuid
                slug:
                  type: string
                  description: Polymarket market slug.
                outcome:
                  type: string
                  description: Case-insensitive outcome name (e.g. `Yes`, `No`).
                side:
                  type: string
                  enum:
                    - BUY
                    - SELL
                amount:
                  type: number
                  description: 'BUY: USDC to spend. SELL: shares to sell.'
                eventSlug:
                  type: string
                  description: Optional — validates the market belongs to this event.
                orderType:
                  type: string
                  enum:
                    - FOK
                    - FAK
                  default: FOK
            example:
              walletId: 550e8400-e29b-41d4-a716-446655440000
              slug: will-arsenal-win-the-202526-english-premier-league
              outcome: 'Yes'
              side: BUY
              amount: 50
      responses:
        '200':
          description: Order result
          content:
            application/json:
              example:
                ok: true
                orderId: 0xdef...
                status: matched
                latencyS: 0.83
                order:
                  slug: will-arsenal-win-the-202526-english-premier-league
                  outcome: 'Yes'
                  tokenId: 713...
                  side: BUY
                  amount: 50
                  negRisk: false
        '400':
          description: Validation error or CLOB rejected
        '401':
          description: Invalid API key
        '404':
          description: Market, outcome, or wallet not found
      security:
        - ApiKey: []
components:
  securitySchemes:
    ApiKey:
      type: apiKey
      in: header
      name: x-api-key
      description: >-
        Required for order endpoints. Obtain your API key from the Vatic
        dashboard.

````