openapi: 3.1.0 info: title: Apollo.io Accounts Usage Stats API version: 1.0.0 description: Apollo.io provides sales intelligence and engagement APIs for prospecting, enrichment, sequences, deals, tasks and call records. This minimal OpenAPI was generated from the public reference documentation. servers: - url: https://api.apollo.io/v1 description: Production tags: - name: Usage Stats paths: /usage_stats/api_usage_stats: post: summary: View API usage stats operationId: viewApiUsageStats requestBody: content: application/json: schema: type: object responses: '200': description: OK content: application/json: schema: type: object tags: - Usage Stats x-generated-from: https://docs.apollo.io/ x-generated-by: claude-crawl-2026-05-08