ACI.dev Functions API
Search, inspect, and execute the callable Functions (tools) exposed by configured Apps. Function definitions are returned in OpenAI- and Anthropic-compatible JSON Schema, and the same surface powers the unified MCP server's ACI_SEARCH_FUNCTIONS and ACI_EXECUTE_FUNCTION meta-tools.
ACI.dev Functions API is one of 4 APIs that ACI.dev publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
This API exposes 1 machine-runnable capability that can be deployed as REST, MCP, or Agent Skill surfaces via Naftiko and 5 JSON Schema definitions.
Tagged areas include Functions, Tool Calling, and MCP. The published artifact set on APIs.io includes API documentation, an OpenAPI specification, sample payloads, 1 Naftiko capability spec, and 5 JSON Schemas.