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

# Get session detail

> Get a single session with all events (messages, decisions, tool calls).



## OpenAPI

````yaml https://api.pathors.com/openapi.json get /v1/projects/{projectId}/session-history/{sessionId}
openapi: 3.1.0
info:
  title: Pathors API
  description: >-
    Public developer API for the Pathors platform. Authenticate with a developer
    key (`Authorization: Bearer dk_...`) created from the dashboard. See
    [docs.pathors.com](https://docs.pathors.com) for guides.
  version: 1.0.0
  contact:
    name: Pathors Support
    url: https://app.pathors.com/support
servers:
  - url: https://api.pathors.com
    description: Production
  - url: http://localhost:8080
    description: Local development
security:
  - developerKey: []
tags:
  - name: Projects
    description: CRUD for projects owned by the authenticated developer
  - name: Agent Config
    description: Read and update a project's agent configuration and versions
  - name: Pathway
    description: Manage a project's pathway graph — nodes and decision edges
  - name: Chat
    description: OpenAI-compatible chat completions for a project agent
  - name: Sessions
    description: Create, search, terminate, and inspect agent sessions
  - name: Session History
    description: Browse and inspect persisted session history
  - name: Tools
    description: Manage a project's tools and inspect available tool types
  - name: Knowledgebases
    description: Manage knowledgebases and query them for relevant chunks
  - name: Datasets
    description: Upload and manage source files embedded into a knowledgebase
  - name: Test Cases
    description: CRUD for agent test cases
  - name: Test Suites
    description: Group test cases, run them, and read results
  - name: Webhooks
    description: Manage webhook subscriptions for project events
  - name: Calls
    description: Place outbound voice calls from a project agent
paths:
  /v1/projects/{projectId}/session-history/{sessionId}:
    get:
      tags:
        - Session History
      summary: Get session detail
      description: Get a single session with all events (messages, decisions, tool calls).
      operationId: getV1ProjectsByProjectIdSessionHistoryBySessionId
      parameters:
        - name: projectId
          in: path
          required: true
          schema:
            type: string
          description: The ID of your project
        - name: sessionId
          in: path
          required: true
          schema:
            type: string
          description: The session ID
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    type: object
                    properties:
                      sessionId:
                        type: string
                      projectId:
                        type: string
                      startTime:
                        type: string
                        format: date-time
                        pattern: >-
                          ^(?:(?:\d\d[2468][048]|\d\d[13579][26]|\d\d0[48]|[02468][048]00|[13579][26]00)-02-29|\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\d|30)|(?:02)-(?:0[1-9]|1\d|2[0-8])))T(?:(?:[01]\d|2[0-3]):[0-5]\d(?::[0-5]\d(?:\.\d+)?)?(?:Z))$
                      endTime:
                        anyOf:
                          - type: string
                            format: date-time
                            pattern: >-
                              ^(?:(?:\d\d[2468][048]|\d\d[13579][26]|\d\d0[48]|[02468][048]00|[13579][26]00)-02-29|\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\d|30)|(?:02)-(?:0[1-9]|1\d|2[0-8])))T(?:(?:[01]\d|2[0-3]):[0-5]\d(?::[0-5]\d(?:\.\d+)?)?(?:Z))$
                          - type: 'null'
                      provider:
                        anyOf:
                          - type: string
                          - type: 'null'
                      marked:
                        type: boolean
                      commentCount:
                        type: number
                      messageCount:
                        type: number
                      evaluation:
                        anyOf:
                          - {}
                          - type: 'null'
                      events:
                        type: array
                        items:
                          type: object
                          properties:
                            type:
                              type: string
                            timestamp:
                              type: string
                              format: date-time
                              pattern: >-
                                ^(?:(?:\d\d[2468][048]|\d\d[13579][26]|\d\d0[48]|[02468][048]00|[13579][26]00)-02-29|\d{4}-(?:(?:0[13578]|1[02])-(?:0[1-9]|[12]\d|3[01])|(?:0[469]|11)-(?:0[1-9]|[12]\d|30)|(?:02)-(?:0[1-9]|1\d|2[0-8])))T(?:(?:[01]\d|2[0-3]):[0-5]\d(?::[0-5]\d(?:\.\d+)?)?(?:Z))$
                            data:
                              type: object
                              propertyNames:
                                type: string
                              additionalProperties: {}
                          required:
                            - type
                            - timestamp
                            - data
                    required:
                      - sessionId
                      - projectId
                      - startTime
                      - endTime
                      - provider
                      - marked
                      - commentCount
                      - messageCount
                      - evaluation
                      - events
                required:
                  - data
        '401':
          description: Error response
          content:
            application/json:
              schema:
                anyOf:
                  - type: object
                    properties:
                      error:
                        type: string
                    required:
                      - error
                  - type: object
                    properties:
                      error:
                        type: object
                        properties:
                          message:
                            type: string
                          code:
                            type: string
                          details:
                            type: object
                            propertyNames:
                              type: string
                            additionalProperties: {}
                        required:
                          - message
                    required:
                      - error
        '404':
          description: Error response
          content:
            application/json:
              schema:
                anyOf:
                  - type: object
                    properties:
                      error:
                        type: string
                    required:
                      - error
                  - type: object
                    properties:
                      error:
                        type: object
                        properties:
                          message:
                            type: string
                          code:
                            type: string
                          details:
                            type: object
                            propertyNames:
                              type: string
                            additionalProperties: {}
                        required:
                          - message
                    required:
                      - error
components:
  securitySchemes:
    developerKey:
      type: http
      scheme: bearer
      bearerFormat: Developer key (dk_...)
      description: Developer key created from the dashboard (Settings → Developer Keys)

````