Module mcp

Expand description

MCP client management built on top of the Codex MCP building blocks.

Re-exported from vtcode-mcp for backward compatibility. The cli module remains local as it depends on crate::cli::input_hardening.

Modules§

cli: CLI commands for managing Model Context Protocol providers.
connection_pool: MCP connection pool for efficient provider management
enhanced_config: Enhanced MCP Configuration
errors
plugin_providers
rmcp_transport
tool_discovery: Tool discovery and search functionality for MCP tools.
tool_discovery_cache: Tool discovery caching system for MCP to avoid redundant tool searches
traits: MCP trait abstractions for tool execution and elicitation handling.
trust: Prompt-boundary helpers for MCP-provided metadata.
types: Core MCP data types for tool, resource, and prompt information.

FileParamSchemaEntry: Masked schema entry for a file parameter in a tool’s input schema.
FileUploadResult: Result of uploading a local file to the backend.
McpClient
McpClientStatus: Snapshot describing the MCP client at runtime.
McpElicitationRequest: Request payload for handling elicitation prompts from MCP providers.
McpElicitationResponse: Result returned by an elicitation handler after interacting with the user.
McpPromptDetail: Fully rendered MCP prompt ready for use.
McpPromptInfo: Summary of an MCP prompt exposed by a provider.
McpProvider
McpResourceData: Resource contents fetched from an MCP provider.
McpResourceInfo: Summary of an MCP resource exposed by a provider.
McpSandboxContext: Sandbox policy and launch context inherited by MCP stdio providers.
McpToolInfo: Information about an MCP tool exposed by a provider.
ProvidedFilePayload: Shape of a file payload provided by the client after upload.
ToolDiscovery: Tool discovery service for progressive disclosure of MCP tools.
ToolDiscoveryResult: Result of a tool discovery operation.

DetailLevel: Level of detail returned in tool search results.
ElicitationAction: Represents the possible actions a user can take in response to an elicitation request.
ErrorCode: MCP Error codes for better error identification and debugging

MAX_UNTRUSTED_MCP_DESCRIPTION_BYTES: Maximum encoded body size for an MCP tool description shown to a model.
OPENAI_FILE_PARAMS_META_KEY: Metadata key used in tool input schemas to indicate file upload parameters.
OPENAI_FILE_PARAMS_VALUE

McpElicitationHandler: Callback interface used to resolve elicitation requests from MCP providers.
McpToolExecutor: Trait abstraction used by the tool registry to talk to the MCP client.

configuration_error: Helper to create a “configuration error”
create_http_transport: Create an HTTP-based transport from endpoint URL (Phase 3.2)
create_stdio_transport: Create a stdio-based transport from configuration
create_stdio_transport_with_stderr: Create a stdio transport from individual parameters (Phase 2 integration)
initialization_timeout: Helper to create an “initialization timeout” error
provider_not_found: Helper to create a “provider not found” error
provider_unavailable: Helper to create a “provider unavailable” error
render_untrusted_mcp_description: Render an MCP tool description as bounded, escaped untrusted metadata.
schema_invalid: Helper to create a “schema invalid” error
tool_invocation_failed: Helper to create a “tool invocation failed” error
tool_not_found: Helper to create a “tool not found” error
validate_mcp_config: Validate MCP configuration settings