{"passport":{"unfragile":{"@version":"1.0","version":"2026-05","artifact":{"id":"smithery_aitutor3-calculator-mcp-test","slug":"aitutor3-calculator-mcp-test","name":"Calculator","type":"mcp","url":"https://smithery.ai/servers/AITutor3/calculator-mcp-test","page_url":"https://unfragile.ai/aitutor3-calculator-mcp-test","categories":["mcp-servers"],"tags":["mcp","model-context-protocol","smithery:AITutor3/calculator-mcp-test"],"pricing":{"model":"open_source","free":true,"starting_price":null},"status":"active","verified":false},"capabilities":[{"id":"smithery_aitutor3-calculator-mcp-test__cap_0","uri":"capability://tool.use.integration.basic.arithmetic.operations.via.mcp","name":"basic-arithmetic-operations-via-mcp","description":"Exposes addition, subtraction, multiplication, and division operations through the Model Context Protocol (MCP) as callable tools. Implements stateless arithmetic evaluation by registering discrete tool handlers that accept numeric operands and return computed results, enabling LLM agents and applications to invoke math operations as first-class functions within MCP-compliant environments without embedding calculation logic directly in prompts.","intents":["I want my LLM agent to perform arithmetic calculations without relying on the model's math capabilities","I need to integrate a reliable calculator into my MCP-based application workflow","I want to reduce hallucination errors when the model attempts mental math by delegating to a deterministic calculator tool"],"best_for":["LLM application developers building agents that require deterministic arithmetic","Teams integrating MCP servers into multi-tool orchestration systems","Developers reducing model hallucination in math-heavy workflows"],"limitations":["No support for advanced mathematical functions (trigonometry, logarithms, exponents) — limited to basic four-operation arithmetic","No built-in precision handling for floating-point edge cases or arbitrary-precision decimal arithmetic","Stateless design means no calculation history or memory across tool invocations","No input validation or error recovery — division by zero or invalid operand types may cause unhandled exceptions"],"requires":["MCP-compatible client or host application (e.g., Claude Desktop, custom MCP runner)","Network or local transport layer supporting MCP protocol (stdio, HTTP, or SSE)","Numeric operands as input (integers or floats depending on implementation)"],"input_types":["numeric operands (integers, floats)","operation type (addition, subtraction, multiplication, division)"],"output_types":["numeric result (integer or float)","error message (for invalid operations like division by zero)"],"categories":["tool-use-integration","mcp-servers"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"smithery_aitutor3-calculator-mcp-test__cap_1","uri":"capability://tool.use.integration.multi.operand.expression.evaluation","name":"multi-operand-expression-evaluation","description":"Processes mathematical expressions containing multiple operands and operators (e.g., '5 + 3 * 2') by parsing the input string and evaluating according to standard operator precedence rules. The implementation likely uses a simple expression parser or evaluator that respects mathematical order of operations (multiplication/division before addition/subtraction) and returns the computed scalar result, enabling users to submit complex calculations in natural mathematical notation rather than requiring sequential single-operation tool calls.","intents":["I want to submit a full mathematical expression and get the result in one tool call instead of breaking it into steps","I need the calculator to respect operator precedence so my expressions evaluate correctly","I want to reduce the number of tool invocations by handling multi-step calculations atomically"],"best_for":["Users performing compound calculations that would require multiple sequential operations","Workflows where minimizing tool call overhead is critical","Applications needing natural mathematical expression syntax support"],"limitations":["Expression parsing complexity may be limited — unknown support for parentheses, exponents, or function calls","No support for variables or symbolic computation — only numeric literals and operators","Parsing errors for malformed expressions may not provide detailed error messages indicating where syntax failed","Unknown maximum expression length or complexity limits"],"requires":["MCP-compatible client","Mathematical expression as string input with standard operators (+, -, *, /)","Numeric operands (integers or floats)"],"input_types":["string (mathematical expression with operators and numeric literals)"],"output_types":["numeric result (integer or float)","error message (for malformed expressions or evaluation failures)"],"categories":["tool-use-integration","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"smithery_aitutor3-calculator-mcp-test__cap_2","uri":"capability://tool.use.integration.error.handling.for.invalid.arithmetic","name":"error-handling-for-invalid-arithmetic","description":"Implements error detection and reporting for invalid arithmetic operations such as division by zero, non-numeric operands, or malformed expressions. The capability returns structured error messages or exceptions that indicate the type of failure (e.g., 'DivisionByZeroError', 'InvalidOperandType') and potentially the problematic input, allowing downstream applications and LLM agents to handle failures gracefully rather than silently returning incorrect results or crashing.","intents":["I want my agent to detect when a calculation fails and handle the error appropriately","I need clear error messages to debug why a calculation didn't work","I want to prevent division-by-zero errors from propagating silently through my workflow"],"best_for":["Developers building robust agent workflows that require explicit error handling","Applications where calculation failures must be caught and logged","Teams implementing fallback logic when arithmetic operations fail"],"limitations":["Error message format and specificity are unknown — may not distinguish between different error types","No built-in retry logic or recovery suggestions — errors are reported but not automatically remediated","Unknown whether errors are returned as structured objects or plain text strings","No validation of operand types before computation — type errors may occur at evaluation time rather than input validation time"],"requires":["MCP-compatible client with error handling support","Ability to parse and interpret error responses from the MCP tool"],"input_types":["numeric operands (integers, floats)","mathematical expressions (strings)"],"output_types":["error object or message (indicating failure type and details)","null or error code (depending on implementation)"],"categories":["tool-use-integration","safety-moderation"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"smithery_aitutor3-calculator-mcp-test__cap_3","uri":"capability://tool.use.integration.low.latency.synchronous.calculation","name":"low-latency-synchronous-calculation","description":"Executes arithmetic operations synchronously with minimal overhead, returning results immediately without queuing, async processing, or external service calls. The MCP server processes each calculation request in-process, avoiding network round-trips or I/O delays beyond the initial MCP protocol handshake.","intents":["I want calculations to complete in milliseconds so my agent can perform multi-step math without noticeable delays","I need synchronous results so I can chain calculations without async/await complexity","I want to avoid the latency of calling external math APIs or cloud services"],"best_for":["Real-time agent applications where calculation latency impacts user experience","Workflows with many sequential calculations where cumulative latency matters","Developers building synchronous agent chains that cannot tolerate async operations"],"limitations":["No support for long-running calculations or background processing","Single-threaded execution — high-concurrency scenarios may experience blocking","No caching or memoization of repeated calculations — identical operations are recomputed each time"],"requires":["MCP client with synchronous tool invocation support","Low-latency network connection to MCP server (local or same-region deployment)"],"input_types":["numeric operands"],"output_types":["numeric result (immediate)"],"categories":["tool-use-integration","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0}],"trust":{"score":43,"verified":false,"data_access_risk":"moderate","permissions":["MCP-compatible client or host application (e.g., Claude Desktop, custom MCP runner)","Network or local transport layer supporting MCP protocol (stdio, HTTP, or SSE)","Numeric operands as input (integers or floats depending on implementation)","MCP-compatible client","Mathematical expression as string input with standard operators (+, -, *, /)","Numeric operands (integers or floats)","MCP-compatible client with error handling support","Ability to parse and interpret error responses from the MCP tool","MCP client with synchronous tool invocation support","Low-latency network connection to MCP server (local or same-region deployment)"],"failure_modes":["No support for advanced mathematical functions (trigonometry, logarithms, exponents) — limited to basic four-operation arithmetic","No built-in precision handling for floating-point edge cases or arbitrary-precision decimal arithmetic","Stateless design means no calculation history or memory across tool invocations","No input validation or error recovery — division by zero or invalid operand types may cause unhandled exceptions","Expression parsing complexity may be limited — unknown support for parentheses, exponents, or function calls","No support for variables or symbolic computation — only numeric literals and operators","Parsing errors for malformed expressions may not provide detailed error messages indicating where syntax failed","Unknown maximum expression length or complexity limits","Error message format and specificity are unknown — may not distinguish between different error types","No built-in retry logic or recovery suggestions — errors are reported but not automatically remediated","builder identity is not verified yet","no observed match outcomes yet"],"rank_breakdown":{"adoption":0.6775081747664383,"quality":0.33,"ecosystem":0.38999999999999996,"match_graph":0.25,"freshness":0.5,"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":"2026-05-24T12:16:25.635Z","last_scraped_at":"2026-05-03T15:18:27.094Z","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=aitutor3-calculator-mcp-test","compare_url":"https://unfragile.ai/compare?artifact=aitutor3-calculator-mcp-test"}},"signature":"ievOvtc9ln0kPrQJZG1xx9csyBb0GN5E4sRnhLqtk8gz5PqMHPkdZb4cMcrhIo6eLw2umVmCsLholh/6rLiBCg==","signedAt":"2026-06-21T18:50:31.955Z","signedBy":"unfragile.ai","version":1},"_links":{"self":"https://unfragile.ai/api/v1/passport/aitutor3-calculator-mcp-test","artifact":"https://unfragile.ai/aitutor3-calculator-mcp-test","verify":"https://unfragile.ai/api/v1/verify?slug=aitutor3-calculator-mcp-test","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"}}