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

# Cancel Delta orders

> Cancel one or more open Delta V2 orders by ID after signing the cancellation payload from POST /v2/delta/orders/build/cancellation.



## OpenAPI

````yaml api-reference/specs/delta-v2.json POST /v2/delta/orders/cancel
openapi: 3.0.3
info:
  title: Velora Delta API V2
  version: 2.0.0
  description: >-
    Velora Delta API V2 — server-built EIP-712 orders, route-based pricing with
    alternatives, paginated order history, and a unified status model. Ships
    alongside Delta V1; both protocols share the same on-chain contracts.
servers:
  - url: https://api.velora.xyz
    description: Production
security: []
paths:
  /v2/delta/orders/cancel:
    post:
      summary: Cancel one or more Delta V2 orders
      description: >-
        Sign-and-post cancellation. Build the payload with `POST
        /v2/delta/orders/build/cancellation`, sign the returned `toSign`, then
        send the same `orderIds` here with the signature.
      operationId: deltaV2OrdersCancel
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required:
                - orderIds
                - signature
              properties:
                orderIds:
                  type: array
                  items:
                    type: string
                    format: uuid
                  minItems: 1
                  maxItems: 100
                signature:
                  type: string
                  description: >-
                    EIP-712 signature over the `toSign` payload returned by
                    `POST /v2/delta/orders/build/cancellation`.
      responses:
        '200':
          description: Cancellation accepted.
          content:
            application/json:
              schema:
                type: object
                properties:
                  cancelled:
                    type: array
                    items:
                      type: string
                      format: uuid
        '400':
          description: Invalid signature or order already settled

````