{"passport":{"unfragile":{"@version":"1.0","version":"2026-05","artifact":{"id":"npm_npm-voltagentmcp-server","slug":"npm-voltagentmcp-server","name":"@voltagent/mcp-server","type":"mcp","url":"https://www.npmjs.com/package/@voltagent/mcp-server","page_url":"https://unfragile.ai/npm-voltagentmcp-server","categories":["mcp-servers"],"tags":[],"pricing":{"model":"open_source","free":true,"starting_price":null},"status":"active","verified":false},"capabilities":[{"id":"npm_npm-voltagentmcp-server__cap_0","uri":"capability://tool.use.integration.mcp.server.instantiation.and.lifecycle.management","name":"mcp server instantiation and lifecycle management","description":"Provides a standardized MCP server implementation that handles protocol initialization, message routing, and connection lifecycle according to the Model Context Protocol specification. The server manages bidirectional communication channels between MCP clients and exposes agents/tools/workflows as MCP resources, handling serialization/deserialization of protocol messages and maintaining connection state throughout the session.","intents":["I need to expose my existing agents and tools to Claude or other MCP clients without rewriting them","I want to standardize how my workflows are accessed across different AI applications","I need a production-ready MCP server that handles protocol compliance automatically"],"best_for":["Teams building multi-agent systems that need to integrate with Claude Desktop or other MCP-compatible clients","Developers migrating from REST/gRPC APIs to the Model Context Protocol","Organizations standardizing on MCP for AI tool distribution"],"limitations":["Requires understanding of MCP protocol specification and message formats","No built-in authentication/authorization — security must be implemented at the application layer","Single-threaded event loop may require load balancing for high-concurrency scenarios"],"requires":["Node.js 16+","Understanding of MCP protocol (v1.0+)","Agents/tools/workflows already implemented in JavaScript/TypeScript"],"input_types":["MCP protocol messages (JSON-RPC 2.0)","Agent definitions","Tool schemas"],"output_types":["MCP protocol responses","Resource listings","Tool execution results"],"categories":["tool-use-integration","mcp-protocol"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-voltagentmcp-server__cap_1","uri":"capability://tool.use.integration.agent.exposure.and.remote.invocation.via.mcp","name":"agent exposure and remote invocation via mcp","description":"Wraps VoltAgent agents as MCP resources that can be discovered and invoked by remote MCP clients. The server registers each agent with its configuration, capabilities, and execution parameters, allowing clients to query agent metadata and trigger agent execution with streaming or batch result handling. Agents maintain their internal state and decision-making logic while becoming accessible through the standardized MCP interface.","intents":["I want Claude to be able to discover and run my custom agents without writing new code","I need to expose agent capabilities to multiple client applications through a single interface","I want to enable cross-agent communication where one MCP client can invoke agents exposed by another server"],"best_for":["Teams with existing VoltAgent implementations looking to integrate with Claude or other MCP clients","Multi-agent system architects needing standardized agent discovery and invocation","Enterprises building agent marketplaces or agent-as-a-service platforms"],"limitations":["Agent state is not automatically synchronized across multiple server instances — requires external state management for distributed deployments","Streaming agent responses may have latency overhead due to MCP message serialization","No built-in agent versioning or rollback — version management must be handled externally"],"requires":["VoltAgent agents already implemented and configured","MCP client capable of resource discovery (Claude 3.5+, or compatible tools)","Node.js 16+"],"input_types":["Agent configuration objects","Execution parameters (JSON)","Agent input data"],"output_types":["Agent execution results","Streaming response chunks","Agent metadata and capabilities"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-voltagentmcp-server__cap_2","uri":"capability://tool.use.integration.tool.schema.registration.and.function.calling.via.mcp","name":"tool schema registration and function calling via mcp","description":"Registers tools with JSON Schema definitions that describe their inputs, outputs, and constraints, making them discoverable and callable through the MCP protocol. The server implements the MCP tool-calling interface, accepting tool invocation requests from clients, routing them to the appropriate tool implementations, and returning results with proper error handling and type validation. Supports both synchronous and asynchronous tool execution with timeout management.","intents":["I want my custom tools to be available to Claude and other AI models through a standard interface","I need to expose a library of tools with clear schemas so clients can understand what each tool does","I want to enable tool chaining where one tool's output becomes another tool's input"],"best_for":["Developers building tool libraries that need to work with multiple AI clients","Teams standardizing on MCP for tool distribution across their organization","AI application builders who want to extend Claude's capabilities with custom tools"],"limitations":["Tool schemas must be manually defined in JSON Schema format — no automatic schema generation from TypeScript types","Tool execution timeout is fixed per server configuration — per-tool timeout customization requires code changes","No built-in tool versioning or deprecation warnings — breaking changes require coordination with clients"],"requires":["Tool implementations in JavaScript/TypeScript","JSON Schema definitions for each tool","MCP client that supports tool calling (Claude 3+, or compatible)","Node.js 16+"],"input_types":["JSON Schema tool definitions","Tool invocation requests (JSON)","Tool parameters matching schema"],"output_types":["Tool execution results (JSON)","Error messages with error codes","Tool metadata and schemas"],"categories":["tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-voltagentmcp-server__cap_3","uri":"capability://automation.workflow.workflow.orchestration.and.execution.exposure.via.mcp","name":"workflow orchestration and execution exposure via mcp","description":"Exposes VoltAgent workflows as MCP resources that clients can discover and execute. The server manages workflow state, step execution, branching logic, and result aggregation, allowing remote clients to trigger workflows and monitor their progress. Workflows maintain their internal orchestration logic (sequential steps, parallel execution, conditional branches) while becoming accessible through the MCP interface with support for long-running operations and progress reporting.","intents":["I want Claude to be able to trigger complex multi-step workflows without needing to orchestrate each step","I need to expose workflow templates that clients can instantiate with different parameters","I want to enable workflow composition where one workflow can invoke other workflows"],"best_for":["Teams with complex business processes implemented as VoltAgent workflows","Organizations building workflow-as-a-service platforms","Multi-step automation scenarios where clients need to trigger and monitor long-running operations"],"limitations":["Workflow state is not persisted across server restarts — requires external persistence layer for production use","Long-running workflows may timeout if MCP client connection is lost — requires client-side retry logic","No built-in workflow versioning or A/B testing — workflow changes affect all running instances"],"requires":["VoltAgent workflows already implemented and tested","MCP client capable of handling long-running operations","Node.js 16+","External state store for workflow persistence (optional but recommended)"],"input_types":["Workflow definitions","Workflow execution parameters (JSON)","Workflow input data"],"output_types":["Workflow execution results","Progress updates and status","Intermediate step results","Workflow metadata and schema"],"categories":["automation-workflow","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-voltagentmcp-server__cap_4","uri":"capability://tool.use.integration.resource.discovery.and.metadata.exposure","name":"resource discovery and metadata exposure","description":"Implements MCP's resource listing and metadata endpoints, allowing clients to discover all available agents, tools, and workflows with their capabilities, constraints, and usage documentation. The server maintains a registry of all exposed resources and responds to discovery queries with structured metadata including descriptions, input/output schemas, and execution requirements. Supports filtering and searching across resource types.","intents":["I want Claude to automatically discover what agents and tools are available on my MCP server","I need to provide documentation about each tool/agent/workflow so clients understand how to use them","I want to enable dynamic client behavior based on what resources are available"],"best_for":["Teams building extensible MCP servers where resources may change over time","Organizations providing MCP servers to external clients who need to understand available capabilities","Developers building MCP client tools that need to dynamically adapt to server capabilities"],"limitations":["Resource discovery is read-only — clients cannot dynamically register new resources at runtime","Metadata updates require server restart unless hot-reload is implemented","No built-in caching of discovery results — high-frequency discovery queries may impact performance"],"requires":["Agents/tools/workflows registered with the server","Metadata and descriptions for each resource","MCP client that supports resource discovery","Node.js 16+"],"input_types":["Resource registry (internal)","Discovery query parameters"],"output_types":["Resource listings (JSON)","Resource metadata and schemas","Capability descriptions"],"categories":["tool-use-integration","memory-knowledge"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-voltagentmcp-server__cap_5","uri":"capability://tool.use.integration.bidirectional.streaming.and.real.time.result.handling","name":"bidirectional streaming and real-time result handling","description":"Implements MCP's streaming capabilities for long-running operations, allowing agents and workflows to send results incrementally as they become available rather than waiting for complete execution. The server manages streaming connections, handles backpressure, and supports both text and structured data streaming. Clients can receive partial results, progress updates, and intermediate outputs in real-time without blocking on full completion.","intents":["I want Claude to see results from my agent as they're generated, not wait for the entire operation to complete","I need to stream large result sets without loading them entirely into memory","I want to provide real-time progress updates for long-running workflows"],"best_for":["Teams with long-running agents or workflows that benefit from incremental result delivery","Applications processing large datasets that need to stream results to clients","Interactive AI applications where users expect to see results as they're generated"],"limitations":["Streaming adds complexity to error handling — errors mid-stream may be difficult to communicate","Client connection loss during streaming may leave partial results unprocessed","Backpressure handling requires careful buffer management to avoid memory exhaustion"],"requires":["Agents/tools/workflows that support streaming output","MCP client capable of handling streaming responses","Node.js 16+","Proper error handling for connection interruptions"],"input_types":["Streaming operation requests","Execution parameters"],"output_types":["Streaming result chunks (text or JSON)","Progress updates","Intermediate outputs"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-voltagentmcp-server__cap_6","uri":"capability://tool.use.integration.error.handling.and.execution.result.reporting","name":"error handling and execution result reporting","description":"Implements comprehensive error handling for tool execution, agent invocation, and workflow execution, returning structured error responses with error codes, messages, and context. The server catches execution failures, timeouts, validation errors, and resource unavailability, translating them into MCP-compliant error responses. Supports error recovery strategies like retries and fallbacks, with detailed logging for debugging.","intents":["I want Claude to understand why a tool failed and potentially retry or use an alternative","I need detailed error information for debugging issues with my agents and tools","I want to implement graceful degradation when some resources are unavailable"],"best_for":["Production MCP servers where reliability and debuggability are critical","Teams building resilient multi-agent systems with fallback strategies","Organizations needing detailed execution logs for compliance and auditing"],"limitations":["Error messages may leak sensitive information — requires careful sanitization for untrusted clients","Detailed error context can increase response payload size","Error recovery strategies (retries, fallbacks) must be configured per-resource"],"requires":["Proper error handling in tool/agent/workflow implementations","MCP client that understands error responses","Node.js 16+","Logging infrastructure for error tracking"],"input_types":["Execution requests","Error recovery configuration"],"output_types":["Error responses with error codes","Error messages and context","Execution logs"],"categories":["tool-use-integration","safety-moderation"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-voltagentmcp-server__cap_7","uri":"capability://tool.use.integration.type.validation.and.schema.enforcement","name":"type validation and schema enforcement","description":"Validates tool inputs against their JSON Schema definitions before execution, ensuring type safety and constraint compliance. The server performs schema validation on all incoming requests, rejecting invalid inputs with detailed validation error messages that help clients understand what went wrong. Supports custom validators and constraint checking beyond basic JSON Schema validation.","intents":["I want to ensure tools only receive valid inputs that match their schemas","I need to provide clear error messages when clients send malformed requests","I want to enforce business logic constraints on tool inputs"],"best_for":["Production systems where input validation is critical for reliability","Teams building strict APIs where contract enforcement is important","Organizations with complex validation requirements beyond standard JSON Schema"],"limitations":["Schema validation adds latency (~5-10ms per request for complex schemas)","Custom validators require code changes — not configurable at runtime","JSON Schema has limitations for expressing complex business logic constraints"],"requires":["JSON Schema definitions for all tools","MCP client that sends properly formatted requests","Node.js 16+"],"input_types":["Tool invocation requests","JSON Schema definitions","Custom validation rules"],"output_types":["Validation success/failure responses","Detailed validation error messages"],"categories":["tool-use-integration","safety-moderation"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-voltagentmcp-server__cap_8","uri":"capability://tool.use.integration.multi.client.connection.management","name":"multi-client connection management","description":"Manages multiple concurrent MCP client connections, maintaining separate session state for each client while sharing access to the same agents, tools, and workflows. The server handles connection lifecycle (connect, authenticate, disconnect), routes messages to appropriate handlers, and manages resource access control. Supports connection pooling and load distribution for high-concurrency scenarios.","intents":["I want multiple Claude instances or other MCP clients to connect to my server simultaneously","I need to isolate client sessions so one client's actions don't affect another's","I want to monitor and manage active client connections"],"best_for":["Multi-tenant MCP servers serving multiple clients","High-concurrency scenarios with many simultaneous client connections","Organizations needing per-client session isolation and resource quotas"],"limitations":["Session state is not shared across server instances — distributed deployments require external session store","No built-in rate limiting or connection quotas — must be implemented at the application layer","Memory usage scales with number of concurrent connections"],"requires":["MCP clients capable of maintaining persistent connections","Node.js 16+","External session store for distributed deployments (optional)"],"input_types":["Client connection requests","Session configuration"],"output_types":["Connection acknowledgments","Session tokens","Connection status"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm_npm-voltagentmcp-server__cap_9","uri":"capability://automation.workflow.configuration.management.and.runtime.customization","name":"configuration management and runtime customization","description":"Allows configuration of server behavior, resource exposure, execution parameters, and logging through configuration files or environment variables. The server supports different configuration profiles for development, staging, and production environments, with the ability to customize timeouts, resource limits, logging levels, and which agents/tools/workflows are exposed. Configuration can be updated without restarting the server in some cases.","intents":["I want to configure which agents and tools are exposed without changing code","I need different server behavior for development vs production environments","I want to adjust execution timeouts and resource limits based on deployment context"],"best_for":["Teams deploying MCP servers across multiple environments","Organizations needing to customize server behavior per deployment","Developers who want to quickly enable/disable resources for testing"],"limitations":["Configuration changes may require server restart for some settings","No built-in configuration validation — invalid configurations may cause runtime failures","Configuration secrets must be managed securely (environment variables, secret stores)"],"requires":["Configuration files or environment variables","Node.js 16+","Understanding of configuration schema"],"input_types":["Configuration files (JSON, YAML, etc.)","Environment variables","Runtime configuration updates"],"output_types":["Configuration validation results","Active configuration state"],"categories":["automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0}],"trust":{"score":30,"verified":false,"data_access_risk":"high","permissions":["Node.js 16+","Understanding of MCP protocol (v1.0+)","Agents/tools/workflows already implemented in JavaScript/TypeScript","VoltAgent agents already implemented and configured","MCP client capable of resource discovery (Claude 3.5+, or compatible tools)","Tool implementations in JavaScript/TypeScript","JSON Schema definitions for each tool","MCP client that supports tool calling (Claude 3+, or compatible)","VoltAgent workflows already implemented and tested","MCP client capable of handling long-running operations"],"failure_modes":["Requires understanding of MCP protocol specification and message formats","No built-in authentication/authorization — security must be implemented at the application layer","Single-threaded event loop may require load balancing for high-concurrency scenarios","Agent state is not automatically synchronized across multiple server instances — requires external state management for distributed deployments","Streaming agent responses may have latency overhead due to MCP message serialization","No built-in agent versioning or rollback — version management must be handled externally","Tool schemas must be manually defined in JSON Schema format — no automatic schema generation from TypeScript types","Tool execution timeout is fixed per server configuration — per-tool timeout customization requires code changes","No built-in tool versioning or deprecation warnings — breaking changes require coordination with clients","Workflow state is not persisted across server restarts — requires external persistence layer for production use","builder identity is not verified yet","no observed match outcomes yet"],"rank_breakdown":{"adoption":0.05,"quality":0.45,"ecosystem":0.3,"match_graph":0.25,"freshness":0.6,"weights":{"adoption":0.25,"quality":0.25,"ecosystem":0.15,"match_graph":0.23,"freshness":0.12}},"observed_outcomes":{"matches":0,"success_rate":0,"avg_confidence":0,"top_intents":[],"last_matched_at":null},"maintenance":{"status":"active","updated_at":"2026-05-24T12:16:24.483Z","last_scraped_at":"2026-04-22T08:09:31.769Z","last_commit":null},"community":{"stars":null,"forks":null,"weekly_downloads":null,"model_downloads":null,"model_likes":null}},"distribution":{"claim_url":"https://unfragile.ai/submit?claim=npm-voltagentmcp-server","compare_url":"https://unfragile.ai/compare?artifact=npm-voltagentmcp-server"}},"signature":"nNtglXjkmJgB4iE2pRQjW0RYwyXX5Rtvf+gBsPlqrl8nH+n+Ja4ctubEwa0RLf+dpB5tf46doCo0f96l7B8uCg==","signedAt":"2026-06-20T04:52:27.894Z","signedBy":"unfragile.ai","version":1},"_links":{"self":"https://unfragile.ai/api/v1/passport/npm-voltagentmcp-server","artifact":"https://unfragile.ai/npm-voltagentmcp-server","verify":"https://unfragile.ai/api/v1/verify?slug=npm-voltagentmcp-server","publicKey":"https://unfragile.ai/api/v1/trust-passport-public-key","spec":"https://unfragile.ai/trust","schema":"https://unfragile.ai/schema.json","docs":"https://unfragile.ai/docs"}}