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

# List thread issue summaries

> Batch-fetch issue extraction completion and destin issues for thread_ids (join key for eval trial_hash).



## OpenAPI

````yaml https://api.uselemma.ai/openapi.json post /projects/{project_id}/thread-issue-summaries
openapi: 3.1.0
info:
  title: Lemma Platform API
  description: Lemma Platform HTTP API for AI observability and workspace operations.
  version: 0.1.0
servers:
  - url: https://api.uselemma.ai
    description: Lemma production API
security:
  - bearerAuth: []
paths:
  /projects/{project_id}/thread-issue-summaries:
    post:
      tags:
        - Traces
      summary: List thread issue summaries
      description: >-
        Batch-fetch issue extraction completion and destin issues for thread_ids
        (join key for eval trial_hash).
      operationId: list_thread_issue_summaries
      parameters:
        - name: project_id
          in: path
          required: true
          description: Project ID.
          schema:
            type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required:
                - thread_ids
              properties:
                thread_ids:
                  type: array
                  items:
                    type: string
              additionalProperties: false
      responses:
        '200':
          description: Thread issue summaries
          content:
            application/json:
              schema:
                type: object
                properties:
                  result:
                    type: array
                    items:
                      type: object
                      properties:
                        thread_id:
                          type: string
                        trace_ids:
                          type: array
                          items:
                            type: string
                        extraction:
                          type: object
                          properties:
                            completed:
                              type: boolean
                            statuses:
                              type: array
                              items:
                                type: string
                                enum:
                                  - running
                                  - completed
                                  - skipped
                                  - failed
                            reasons:
                              type: array
                              items:
                                type: string
                                enum:
                                  - issues_found
                                  - no_issues_found
                                  - no_spans
                                  - unsupported_trace
                                  - error
                          required:
                            - completed
                            - statuses
                            - reasons
                          additionalProperties: false
                        issues:
                          type: array
                          items:
                            type: object
                            properties:
                              issue_id:
                                type:
                                  - string
                                  - 'null'
                              title:
                                type: string
                              category:
                                type: string
                              rationale:
                                type: string
                            required:
                              - issue_id
                              - title
                              - category
                              - rationale
                            additionalProperties: false
                      required:
                        - thread_id
                        - trace_ids
                        - extraction
                        - issues
                      additionalProperties: false
                required:
                  - result
                additionalProperties: false
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                type: object
                properties:
                  detail:
                    type: string
                required:
                  - detail
                additionalProperties: false
        '404':
          description: Not found
          content:
            application/json:
              schema:
                type: object
                properties:
                  detail:
                    type: string
                required:
                  - detail
                additionalProperties: false
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer

````