Every fact CodeExplorer extracts.

Inspect 29 entity kinds, 276 properties, and 36 relationships across 4 layers.

Explore 4 Layers Relationship Catalog

Active connections for :Endpoint

6 active links

Layer 4: Semantic Architecture

16 kinds

Runtime workloads, API & broker contracts, databases, SQL queries, tables, and external or cloud dependencies.

Layer 3: Syntactic UAST & Dataflow

7 kinds

Language-agnostic AST declarations, call graph, semantic parameters, sliced call arguments, literals, and catch blocks.

Layer 2: Project & Package Boundaries

3 kinds

Compilation units, solution projects, external package dependencies, and executable entry points.

Layer 1: Physical File System

3 kinds

Workspace folders, source files, and repository Git metadata.

:Endpoint

Layer 4 API & Message Endpoints (REST, gRPC, WS, MSG)

Represents an exposed external API or message contract endpoint (REST, gRPC, GraphQL, WebSocket, WCF, or Broker Consumer).

urn {workspaceId}:ep:{httpMethod}:{routeTemplate}

Collected properties (20 + 4 base)

name string

The endpoint name (e.g. GET /api/orders, MSG:SubmitOrder).

path string

The path of the folder or file relative to its parent container.

http_method string

The HTTP Verb or contract verb (GET, POST, PUT, DELETE, ALL, MSG, WS, RPC).

route_template string

The declared route template or message contract name.

protocol string

The contract protocol (REST, gRPC, GraphQL, WS, WCF, MSG, RPC).

is_anonymous boolean

Whether endpoint allows unauthenticated anonymous access.

required_roles string

Comma-separated required roles or permissions.

policies string

Authorization policies guarding the endpoint.

request_type string

The request payload type (e.g. StartRideRequest, CreateOrderDto).

response_type string

The response payload type (e.g. RideDto, OrderResponse).

operation_type enum (OperationType)

The operation type for GraphQL (Query, Mutation, Subscription) or gRPC (Unary, Streaming).

file_path string

Workspace-relative source file declaring the endpoint.

start_line integer

1-indexed starting line number of the endpoint declaration.

line integer

1-indexed source line number of the route or contract mapping.

operation string

Operation or handler action name associated with this endpoint.

evidence_kind string

Extraction provenance kind (endpoint, grpc, graphql, ws, consumer).

graphql_field string

Exposed GraphQL root field name when protocol is GraphQL.

graphql_sdl boolean

Indicates whether the endpoint was extracted from a GraphQL SDL schema.

status_code string

Declared HTTP response status codes (e.g. 200, 201, 404).

summary string

OpenAPI / Swagger or docstring endpoint summary.

Typed relationships (5 out, 5 in)

-[:EXPOSED_BY]->

Links an entrypoint or endpoint to the type or function that exposes it.

-[:EXPOSED_BY]->

Links an entrypoint or endpoint to the type or function that exposes it.

-[:TRIGGERS]->

Links an entry point or API endpoint to the handler function it triggers.

-[:SUBSCRIBES_TO]->

Links a service or handler function to a message queue or topic it listens to or consumes events from.

r.evidence_kindr.evidence_idsr.hops

-[:TARGETED_BY]->

Grounds a Layer 4 semantic resource (Table, Procedure, Endpoint, ExternalService, Topic, Database) downward to a Layer 3 CallArgument that targets it.

r.liner.arg_index

-[:CALLS_ENDPOINT]->

Links an external API call to the target HTTP endpoint it invokes.

-[:CONTAINS]->

Represents directory structure containment or syntactic scoping of elements.

-[:CONTAINS]->

Represents directory structure containment or syntactic scoping of elements.

-[:CONTAINS]->

Represents directory structure containment or syntactic scoping of elements.

-[:CONTAINS]->

Represents directory structure containment or syntactic scoping of elements.

OpenCypher query

MATCH (n:Endpoint)-[:EXPOSED_BY]->(t:Function)
RETURN n.name, n.name, n.http_method, t.name
LIMIT 25

Typed Relationship Catalog

Auto-generated at build time from C# ontology annotations. Every edge carries source line provenance or transitive call-chain evidence.

Control & Call Flow

8 relationship types

Direct calls, endpoint triggers, entrypoints, and cross-service RPC/HTTP invocations.

Relationship	Semantics	Edge Properties	Connected Entities
`CALLED_BY`	Links a service, external service, or database to the function that invokes or queries it.	`line`	`App -> FunctionExternalService -> FunctionLibrary -> FunctionService -> FunctionWorker -> Function`
`CALLS`	Links a calling function to the function it directly invokes.	`line`, `call_count`, `in_loop`, `loop_depth`, `is_conditional`, `in_try`, `arg_flow`	`Function -> Function`
`CALLS_ENDPOINT`	Links an external API call to the target HTTP endpoint it invokes.	`evidence_kind`, `evidence_ids`, `hops`	`ExternalService -> Endpoint`
`EXPOSED_BY`	Links an entrypoint or endpoint to the type or function that exposes it.	`line`	`Endpoint -> FunctionEndpoint -> Type`
`HAS_ENTRYPOINT`	Links an executable ProjectNode to its binary or process EntryPointNode.	`line`	`Project -> EntryPoint`
`IMPLEMENTS`	Links a class/struct declaration to the interface it implements.	`line`	`Function -> EntryPointType -> Type`
`SERVICE_CALL`	Represents an HTTP, RPC, or message-based remote service invocation between services or to an external API.	`evidence_kind`, `evidence_ids`, `hops`	`App -> ExternalServiceApp -> ServiceCliTool -> ExternalServiceCliTool -> ServiceLibrary -> ExternalServiceLibrary -> Service` `+4 more`
`TRIGGERS`	Links an entry point or API endpoint to the handler function it triggers.	`line`	`Endpoint -> FunctionEntryPoint -> File`

Data, SQL & Messaging

12 relationship types

Parameter-to-argument slicing, SQL table reads/writes, database access, and broker pub/sub.

Relationship	Semantics	Edge Properties	Connected Entities
`ACCESSED_BY`	Links a Layer 4 resource (Database, Table, Query, CloudService, ApiInUse) downward to the Layer 3 function or type that accesses it.	`operation`, `evidence_kind`, `evidence_ids`, `hops`	`ApiInUse -> FunctionApiInUse -> TypeCloudService -> FunctionCloudService -> TypeDatabase -> FunctionDatabase -> Type` `+5 more`
`FLOWS_TO`	Traces semantic dataflow between call arguments and parameters across intra- and inter-procedural hops.	`line`, `arg_index`	`CallArgument -> ParameterParameter -> CallArgument`
`HAS_PARAMETER`	Links a function or method to one of its semantically colored parameters.	`line`	`Function -> Parameter`
`PASSES_ARGUMENT`	Links a calling function or scope to a semantically colored call argument.	`line`, `arg_index`	`Function -> CallArgument`
`PUBLISHED_BY`	Links a topic to the function that publishes to it.	`evidence_kind`, `evidence_ids`, `hops`	`Topic -> Function`
`PUBLISHES_TO`	Links a service or function to a message queue or topic it publishes messages or events to.	`evidence_kind`, `evidence_ids`, `hops`	`App -> TopicCliTool -> TopicLibrary -> TopicService -> TopicWorker -> Topic`
`READS_FROM`	Links a query or workload to the table or cloud resource it reads from.	`operation`, `evidence_kind`, `evidence_ids`, `hops`	`App -> CloudServiceCliTool -> CloudServiceLibrary -> CloudServiceQuery -> TableService -> CloudServiceWorker -> CloudService`
`SUBSCRIBED_BY`	Links a topic to the function that subscribes to it.	`evidence_kind`, `evidence_ids`, `hops`	`Topic -> Function`
`SUBSCRIBES_TO`	Links a service or handler function to a message queue or topic it listens to or consumes events from.	`evidence_kind`, `evidence_ids`, `hops`	`App -> TopicCliTool -> TopicEndpoint -> TopicLibrary -> TopicService -> TopicWorker -> Topic`
`TARGETED_BY`	Grounds a Layer 4 semantic resource (Table, Procedure, Endpoint, ExternalService, Topic, Database) downward to a Layer 3 CallArgument that targets it.	`line`, `arg_index`	`Database -> CallArgumentEndpoint -> CallArgumentExternalService -> CallArgumentProcedure -> CallArgumentTable -> CallArgumentTopic -> CallArgument`
`USES_DB`	Links a project to a database catalog or instance it utilizes.	`operation`, `evidence_kind`, `evidence_ids`, `hops`	`App -> DatabaseCliTool -> DatabaseLibrary -> DatabaseService -> DatabaseWorker -> Database`
`WRITES_TO`	Links a query or workload to the table or cloud resource it writes to.	`operation`, `evidence_kind`, `evidence_ids`, `hops`	`App -> CloudServiceCliTool -> CloudServiceLibrary -> CloudServiceQuery -> TableService -> CloudServiceWorker -> CloudService`

Types, Packages & Cloud

10 relationship types

Inheritance, type usage, project/package dependencies, test coverage, and cloud bindings.

Relationship	Semantics	Edge Properties	Connected Entities
`COORDINATES_WITH`	Links a workload to the symmetric peer mesh it coordinates with.	`line`	`App -> PeerMeshCliTool -> PeerMeshLibrary -> PeerMeshService -> PeerMeshWorker -> PeerMesh`
`DEPENDS_ON`	Represents a dependency relationship between projects, packages, or other entities.	`line`	`App -> LibraryApp -> PackageCliTool -> LibraryCliTool -> PackageLibrary -> LibraryLibrary -> Package` `+8 more`
`IMPLEMENTED_BY`	Links a library package to the project that implements or encapsulates it.	`line`	`App -> ProjectCliTool -> ProjectLibrary -> ProjectPackage -> ProjectService -> ProjectTestSuite -> Project` `+1 more`
`INHERITS_FROM`	Links a class/interface to its base class or inherited interface.	`line`	`Type -> Type`
`OF_TYPE`	Links a member variable or field to its declared type.	`line`	`Member -> Type`
`POTENTIAL_TYPE`	Links a variable or parameter to concrete classes that implement its declared interface type.	`line`	`Type -> Type`
`PRODUCES`	Indicates that a library project builds and produces a package.	`line`	`Package -> ProjectProject -> Package`
`USES_API`	Links a project, file, or class to an external API library or client model.	`line`	`App -> ApiInUseCliTool -> ApiInUseLibrary -> ApiInUseService -> ApiInUseWorker -> ApiInUse`
`USES_CLOUD`	Links a project, file, or class to a cloud service resource.	`evidence_kind`, `evidence_ids`, `hops`	`App -> CloudServiceCliTool -> CloudServiceLibrary -> CloudServiceService -> CloudServiceWorker -> CloudService`
`USES_TYPE`	Links a calling function or type reference to the type it instantiates or references.	`line`	`Function -> TypeType -> Type`

Containment & Location

6 relationship types

Physical file declarations, folder hierarchy, and resource ownership.

Relationship	Semantics	Edge Properties	Connected Entities
`BELONGS_TO`	Links an entity to its parent project or container.	`line`	`EntryPoint -> Project`
`CONTAINS`	Represents directory structure containment or syntactic scoping of elements.	`line`	`App -> ApiInUseApp -> EndpointCliTool -> EndpointDatabase -> ProcedureDatabase -> QueryDatabase -> Table` `+13 more`
`DECLARED_IN`	Links a syntactic type, function, or member declaration to its physical declaring source file.	`line`	`CallArgument -> FileCallLiteral -> FileCatchClause -> FileEntryPoint -> FileFunction -> FileMember -> File` `+2 more`
`HAS_MEMBER`	Links a type declaration to its declared member variables or fields.	`line`	`Type -> Member`
`HAS_METHOD`	Links a type declaration to its declared methods or functions.	`line`	`Type -> Function`
`LOCATED_IN`	Links a project to the physical folder or files structure where it is located.	`line`	`App -> FolderCliTool -> FolderLibrary -> FolderProject -> FolderService -> FolderTestSuite -> Folder` `+1 more`