StackQL MCP Server

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These are the tools exposed by the StackQL MCP server. Availability of mutation and lifecycle tools depends on the server mode (read_only, safe, delete_safe, full_access).

Server

server_info

Identity and runtime of the connected MCP server

Discovery

list_providers

Providers pulled into the local StackQL cache

list_services

Services available under a provider

list_resources

Resources available under a provider.service

list_methods

Access methods available for a resource

describe_resource

Output fields of a resource

describe_method

Full I/O contract of one access method

Registry

list_registry

Providers and versions available in the registry

pull_provider

Install a provider from the registry into the local cache

Query

validate_select_query

Parse and plan a SELECT without executing it

run_select_query

Execute a SELECT against a provider

Mutation & Lifecycle

run_mutation_query

Run INSERT, UPDATE, REPLACE, or DELETE against a provider

run_lifecycle_operation

Execute a StackQL EXEC lifecycle operation

• Server
  • server_info
• Discovery
  • list_providers
  • list_services
  • list_resources
  • list_methods
  • describe_resource
  • describe_method
• Registry
  • list_registry
  • pull_provider
• Query
  • validate_select_query
  • run_select_query
• Mutation & Lifecycle
  • run_mutation_query
  • run_lifecycle_operation