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

# Place order from action card (record-then-order)

> Write execution record first, then place order on Alpaca. Supports idempotency via action_card_id unique constraint (S8).



## OpenAPI

````yaml /api/openapi.json post /api/graph/v1/execution/start-from-card
openapi: 3.1.0
info:
  title: Sequency Graph API
  description: >

    # Sequency Graph-Native Trading API


    Graph-native API for trading intelligence, built on FalkorDB.


    ## Features


    - **Screener**: Filter stocks using graph-native queries with relationship
    expansion

    - **Stock Detail**: Complete stock context with all relationships

    - **Confluence Scoring**: Setup quality assessment with weighted components

    - **Strategy Matching**: Find matching options strategies via graph
    traversal

    - **Market Context**: Current market-wide context for trading decisions


    ## Data Sources


    All data is sourced from the FalkorDB knowledge graph, populated by:

    - Pattern detector (Go) - Technical indicators, patterns

    - Graph sync service - Levels, volume profiles, news, day classification
  version: 1.0.0
servers: []
security: []
paths:
  /api/graph/v1/execution/start-from-card:
    post:
      tags:
        - Execution
      summary: Place order from action card (record-then-order)
      description: >-
        Write execution record first, then place order on Alpaca. Supports
        idempotency via action_card_id unique constraint (S8).
      operationId: start_from_card_api_graph_v1_execution_start_from_card_post
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                additionalProperties: true
                type: object
                title: >-
                  Response Start From Card Api Graph V1 Execution Start From
                  Card Post

````