> ## Documentation Index > Fetch the complete documentation index at: https://docs.sixtyfour.ai/llms.txt > Use this file to discover all available pages before exploring further. # QA Agent (Sync) > Run a research agent that answers a question about a person or company. ## OpenAPI ````yaml https://api.sixtyfour.ai/openapi.json post /qa-agent openapi: 3.1.0 info: title: Sixtyfour API description: >- Intelligence API for People and Entities. Deploy AI agents that investigate, resolve identities, map relationships, and surface risk signals contact: name: Sixtyfour url: https://sixtyfour.ai/ email: support@sixtyfour.ai license: name: Proprietary version: 1.0.0 servers: - url: https://api.sixtyfour.ai description: Production security: [] tags: - name: Enrichment description: Find and enrich emails, phones, and LinkedIn for people and companies. - name: org-chart description: Discover people inside a company and build org charts. - name: Search description: Run deep and filter searches over Sixtyfour's data. - name: Workflow description: Create, run, and manage enrichment workflows. - name: Workflow Schedules description: Create and manage recurring schedules for workflows. - name: Account description: Manage and inspect your account and credit balance. - name: Intelligence description: Verify identity attributes such as age using high-tier OSINT research. paths: /qa-agent: post: tags: - Enrichment summary: QA Agent (Sync) description: Run a research agent that answers a question about a person or company. operationId: qa_agent_endpoint_qa_agent_post parameters: - name: x-api-key in: header required: false schema: anyOf: - type: string - type: 'null' title: X-Api-Key requestBody: required: true content: application/json: schema: $ref: '#/components/schemas/QAAgentRequest' responses: '200': description: Successful Response content: application/json: schema: {} '400': description: Request was rejected by the route's validation rules. content: application/json: schema: type: object properties: detail: type: string example: detail: Invalid request body '401': description: Missing or invalid API key. content: application/json: schema: type: object properties: detail: type: string example: detail: Invalid API key '402': description: >- Insufficient credits or no active subscription for this organization. content: application/json: schema: type: object properties: detail: type: string example: detail: Insufficient API credits '403': description: Tier or feature not enabled for this organization. content: application/json: schema: type: object properties: detail: type: string example: detail: >- High tier company enrichment is not enabled for this org. Contact sales to request access. '404': description: Async enrichment job not found. content: application/json: schema: type: object properties: detail: type: string example: detail: Job not found '422': description: Request body failed validation. content: application/json: schema: $ref: '#/components/schemas/HTTPValidationError' '429': description: Rate limit exceeded. content: application/json: schema: type: object properties: detail: type: string example: detail: Rate limit exceeded '500': description: Unexpected server error. Retry with backoff. content: application/json: schema: type: object properties: detail: type: string example: detail: Internal server error components: schemas: QAAgentRequest: properties: data: additionalProperties: true type: object title: Data description: Lead or record to evaluate against the qualification criteria. qualification_criteria: items: $ref: '#/components/schemas/QualificationCriteria' type: array title: Qualification Criteria description: List of criteria the agent will score the data against. references: anyOf: - items: additionalProperties: type: string type: object type: array - type: 'null' title: References description: Optional reference URLs the agent may use as evidence. default: [] struct: anyOf: - additionalProperties: type: string type: object - type: 'null' title: Struct description: Mapping of extra output fields and their descriptions. max_tool_calls: anyOf: - type: integer maximum: 50 minimum: 1 - type: 'null' title: Max Tool Calls description: Maximum tool calls the agent may make per evaluation. default: 10 webhook_url: anyOf: - type: string maxLength: 2083 minLength: 1 format: uri - type: 'null' title: Webhook Url description: >- HTTPS URL that receives the result payload when the async job completes. type: object required: - data - qualification_criteria title: QAAgentRequest HTTPValidationError: title: HTTPValidationError type: object properties: detail: type: array items: $ref: '#/components/schemas/ValidationError' example: detail: - loc: - body - target_company - domain msg: Field required type: missing input: null ctx: {} QualificationCriteria: properties: criteria_name: type: string title: Criteria Name description: Short name for the criterion shown in results. description: type: string title: Description description: Natural-language description of what qualifies a lead. weight: type: number title: Weight description: Relative weight of this criterion in the final score. default: 1 threshold: anyOf: - type: number - type: 'null' title: Threshold description: Minimum score (0-1) required to pass this criterion. type: object required: - criteria_name - description title: QualificationCriteria ValidationError: title: ValidationError type: object required: - loc - msg - type properties: loc: type: array items: oneOf: - type: string - type: integer description: Path to the field that failed validation. example: - body - target_company - domain msg: type: string description: Human-readable error message. example: Field required type: type: string description: Error code (e.g. 'missing', 'value_error'). example: missing input: description: The offending input value (any type, may be null). nullable: true example: null ctx: type: object description: Optional error context. additionalProperties: true example: {} ````