The Country State City API is a global geographical reference dataset exposed as a REST API, covering 247+ countries, 5000+ states or provinces, and 151,000+ cities across 7 endpoints. Authentication is via the X-CSCAPI-KEY header on the v1 base URL, with sub-100 ms response times reported globally. It suits address forms, region-aware analytics, shipping zones, sales territory mapping, and any workflow that needs hierarchical country to state to city drill-down without bundling a static dataset.
7 endpointsJentic publishes the only available OpenAPI specification for Country State City API, keeping it validated and agent-ready. The Country State City API is a global geographical reference dataset exposed as a REST API, covering 247+ countries, 5000+ states or provinces, and 151,000+ cities across 7 endpoints. Authentication is via the X-CSCAPI-KEY header on the v1 base URL, with sub-100 ms response times reported globally. It suits address forms, region-aware analytics, shipping zones, sales territory mapping, and any workflow that needs hierarchical country to state to city drill-down.
7 endpoints# Add to your MCP client config (Claude Desktop, Cursor, Windsurf)
{
"jentic": {
"url": "https://api.jentic.com/mcp",
"auth": "oauth"
}
}
# Then ask your agent:
"find live events near a location"
# → Jentic returns the GET /events tool with parameter schema, agent executes.