{"passport":{"unfragile":{"@version":"1.0","version":"2026-05","artifact":{"id":"npm-fixparser","slug":"fixparser","name":"fixparser","type":"agent","url":"https://fixparser.dev","page_url":"https://unfragile.ai/fixparser","categories":["ai-agents"],"tags":["FIXParser","FIX Protocol","FIX Parser","FIX Client","FIX Gateway","FIX Server","FIX Adapter","FIX.Latest","FIX.2.7","FIX.3.0","FIX.4.0","FIX.4.1","FIX.4.2","FIX.4.3","FIX.4.4","FIX.5.0","FIX.5.0SP1","FIX.5.0SP2","FIXT.1.1","FIXServer"],"pricing":{"model":"open_source","free":true,"starting_price":null},"status":"active","verified":false},"capabilities":[{"id":"npm-fixparser__cap_0","uri":"capability://data.processing.analysis.fix.protocol.message.parsing.and.validation","name":"fix protocol message parsing and validation","description":"Parses and validates FIX (Financial Information Exchange) protocol messages across multiple versions (FIX.2.7 through FIX.5.0 SP2, FIXT.1.1) using a schema-driven approach that enforces field ordering, data types, and required/optional field constraints. The parser tokenizes raw FIX message streams (SOH-delimited), maps fields to version-specific schemas, and validates against the official FIX specification dictionary, returning structured message objects with field-level error reporting.","intents":["Parse incoming FIX messages from trading counterparties without manual field extraction","Validate FIX message compliance before sending to exchanges or brokers","Handle version negotiation and multi-version message parsing in a single codebase","Extract structured trading data (orders, fills, quotes) from raw FIX protocol streams"],"best_for":["Fintech teams building trading infrastructure or market connectivity layers","Developers integrating with legacy FIX-based trading systems","Quantitative trading firms needing real-time message parsing"],"limitations":["Requires pre-knowledge of FIX protocol message structure and field semantics","No built-in message routing or order management logic — parsing only","Performance depends on message size and schema complexity; large batch parsing may require optimization","Limited to FIX protocol versions explicitly supported in schema definitions"],"requires":["Node.js 12+ (npm package)","FIX protocol specification documentation for custom field mappings","Raw FIX message input (SOH-delimited byte streams or string format)"],"input_types":["raw FIX message strings (SOH-delimited, e.g., '8=FIX.4.4|9=...|35=D|...')","byte streams from socket connections","structured JSON representations of FIX messages"],"output_types":["parsed message objects with field key-value pairs","validation error reports with field-level diagnostics","structured JSON representation of FIX messages"],"categories":["data-processing-analysis","fintech-infrastructure"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm-fixparser__cap_1","uri":"capability://data.processing.analysis.fix.message.generation.and.serialization","name":"fix message generation and serialization","description":"Constructs valid FIX protocol messages from structured field objects, automatically handling SOH delimitation, checksum calculation, message length computation, and version-specific field ordering. The generator enforces schema constraints (required fields, data type coercion, field sequence rules) and produces byte-accurate FIX message strings ready for transmission over socket connections or FIX gateways.","intents":["Build and send trading orders (New Order Single, Order Cancel/Replace) to exchanges","Construct FIX logon messages with proper authentication and session parameters","Generate market data requests and subscription messages with correct field sequencing","Create execution reports and acknowledgments for inbound FIX messages"],"best_for":["Trading system developers building FIX client applications","Market data providers generating FIX-formatted quotes and trades","Integration engineers connecting proprietary trading systems to FIX-based venues"],"limitations":["Requires knowledge of FIX message types and mandatory field requirements per version","No built-in business logic for order validation (e.g., price limits, quantity checks)","Checksum and length calculation adds ~5-10ms per message on typical hardware","Does not handle FIX session management or message sequencing — only message construction"],"requires":["Node.js 12+","FIX version specification (e.g., 'FIX.4.4', 'FIX.5.0')","Field definitions matching the target FIX version"],"input_types":["JavaScript/JSON objects with FIX field names and values","field maps with numeric or string field identifiers","configuration objects specifying message type and version"],"output_types":["FIX-formatted message strings (SOH-delimited)","byte buffers ready for socket transmission","validation error objects if message construction fails"],"categories":["data-processing-analysis","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm-fixparser__cap_10","uri":"capability://data.processing.analysis.fix.message.batch.processing.and.streaming","name":"fix message batch processing and streaming","description":"Processes multiple FIX messages in batches or streams, applying parsing, validation, and transformation to collections of messages with optimized throughput. The batch processor supports streaming input (e.g., from files or network streams), applies transformations in a pipeline, and can parallelize processing across multiple workers for high-volume scenarios.","intents":["Process historical FIX message archives for analytics and reporting","Handle high-frequency market data feeds with thousands of messages per second","Batch-process end-of-day FIX reconciliation files","Stream FIX messages from files or databases for testing and simulation"],"best_for":["Data engineers processing large FIX message archives","Market data processors handling high-frequency quote feeds","Quantitative researchers analyzing historical trading data"],"limitations":["Batch processing adds latency compared to real-time message handling","Streaming processing requires careful memory management to avoid buffer overflow","Parallelization adds complexity and may not be beneficial for small batches","Error handling in batch processing requires careful design to avoid losing messages"],"requires":["Node.js 12+","Input source (file, stream, or array of FIX messages)","Batch size configuration and memory constraints"],"input_types":["FIX message files (raw or JSON format)","streaming input (network streams, file streams)","arrays of parsed FIX messages"],"output_types":["arrays of processed messages","streaming output (files, databases, APIs)","batch processing statistics (count, errors, duration)"],"categories":["data-processing-analysis","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm-fixparser__cap_11","uri":"capability://data.processing.analysis.fix.message.format.conversion.and.normalization","name":"fix message format conversion and normalization","description":"Converts FIX messages between different formats (raw FIX strings, JSON, CSV, XML) and normalizes field representations (e.g., price formats, timestamp formats) to enable interoperability with non-FIX systems. The converter maintains semantic equivalence across formats and handles format-specific constraints (e.g., CSV field ordering, JSON nesting).","intents":["Export FIX messages to JSON for integration with REST APIs and web services","Convert FIX messages to CSV for spreadsheet analysis and reporting","Normalize price and quantity formats for database storage","Transform FIX messages to XML for legacy system integration"],"best_for":["Integration engineers connecting FIX systems to non-FIX infrastructure","Data analysts exporting FIX data for analysis in Excel or BI tools","Developers building APIs that expose FIX data to web clients"],"limitations":["Format conversion may lose FIX-specific metadata (e.g., field ordering, checksums)","Round-trip conversion (FIX → JSON → FIX) may not preserve exact byte representation","CSV export requires flattening of nested FIX structures, potentially losing information","Custom field definitions must be registered for proper conversion"],"requires":["Node.js 12+","Parsed FIX message objects","Target format specification (JSON schema, CSV headers, XML DTD)"],"input_types":["parsed FIX message objects","raw FIX message strings","format specification (schema, headers, DTD)"],"output_types":["JSON objects","CSV strings or files","XML documents","normalized field values"],"categories":["data-processing-analysis","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm-fixparser__cap_2","uri":"capability://memory.knowledge.multi.version.fix.schema.management.and.field.mapping","name":"multi-version fix schema management and field mapping","description":"Maintains a comprehensive, version-aware schema registry that maps FIX field identifiers (numeric tags) to field names, data types, and constraints across all supported FIX versions. The schema system handles version-specific field additions, deprecations, and semantic changes, allowing a single parser/generator to transparently handle messages from different FIX versions without explicit version branching logic in application code.","intents":["Support trading connections with counterparties using different FIX versions without code changes","Automatically detect and adapt to FIX version negotiation during session setup","Map custom or extension fields to standard FIX field definitions","Generate version-specific message templates for order entry and market data"],"best_for":["Multi-counterparty trading platforms connecting to venues with heterogeneous FIX versions","Developers building FIX gateways that bridge legacy and modern systems","Trading infrastructure teams managing version migrations"],"limitations":["Schema updates require manual maintenance when FIX specification changes","Custom or proprietary FIX extensions must be manually registered in the schema","No automatic schema versioning or rollback — requires careful deployment coordination","Schema lookup adds ~1-2ms per field resolution in large message batches"],"requires":["Node.js 12+","FIX specification documents for versions being used","Configuration file or code to register custom field extensions"],"input_types":["FIX version identifiers (e.g., 'FIX.4.4', 'FIX.5.0')","field tag numbers (numeric identifiers)","field name strings","custom field extension definitions"],"output_types":["field metadata objects (name, type, constraints)","version compatibility matrices","schema validation reports"],"categories":["memory-knowledge","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm-fixparser__cap_3","uri":"capability://automation.workflow.fix.session.management.and.connection.state.tracking","name":"fix session management and connection state tracking","description":"Manages FIX session lifecycle including logon/logout handshakes, message sequence number tracking, heartbeat generation and validation, and gap detection/recovery. The session manager maintains bidirectional sequence counters, enforces FIX session rules (e.g., logon before trading), and generates appropriate FIX control messages (Logon, Logout, Resend Request, Sequence Reset) to maintain session integrity across network disruptions.","intents":["Establish and maintain persistent FIX sessions with trading counterparties","Detect and recover from message loss or out-of-sequence conditions","Automatically generate heartbeat messages to keep sessions alive","Handle graceful session termination and reconnection logic"],"best_for":["Trading system developers building always-on FIX client applications","Market data consumers maintaining long-lived subscriptions to quote feeds","Integration engineers managing high-availability trading infrastructure"],"limitations":["Requires external socket/network layer — does not handle TCP connection management","No built-in persistence of sequence numbers across process restarts","Heartbeat timing is application-driven; no automatic background thread management","Gap recovery assumes counterparty supports Resend Request; some venues may not"],"requires":["Node.js 12+","Active socket connection to FIX counterparty","Counterparty credentials (username, password, or certificate for authentication)","Configured heartbeat interval (typically 30-60 seconds)"],"input_types":["FIX Logon message parameters (username, password, version, heartbeat interval)","inbound FIX messages from counterparty","application-level trading messages to be sent"],"output_types":["FIX control messages (Logon, Logout, Heartbeat, Resend Request)","session state objects (logged in, sequence numbers, last activity)","gap detection alerts and recovery recommendations"],"categories":["automation-workflow","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm-fixparser__cap_4","uri":"capability://automation.workflow.fix.message.type.routing.and.handler.dispatch","name":"fix message type routing and handler dispatch","description":"Routes parsed FIX messages to application-specific handlers based on message type (e.g., Execution Report, New Order Single, Market Data Snapshot), enabling event-driven processing of trading messages. The router maintains a registry of message type handlers, dispatches messages with context (session info, timestamp), and supports middleware-style pre/post processing hooks for logging, validation, and transformation.","intents":["Process incoming execution reports and update order status in real-time","Handle market data updates (quotes, trades) with custom business logic","Implement custom order acknowledgment and rejection handling","Build event-driven trading workflows triggered by specific FIX message types"],"best_for":["Trading system developers building event-driven order management systems","Quantitative traders implementing real-time order execution strategies","Market data processors building custom quote aggregation pipelines"],"limitations":["Handler dispatch is synchronous — long-running handlers block message processing","No built-in message queuing or backpressure handling for high-frequency scenarios","Requires explicit handler registration per message type; no auto-discovery","Error handling in one handler does not prevent other handlers from executing"],"requires":["Node.js 12+","Parsed FIX message objects (output from parser capability)","Handler functions implementing business logic for each message type"],"input_types":["parsed FIX message objects with message type identifier","handler function registrations (message type → handler function)","middleware/hook functions for pre/post processing"],"output_types":["handler execution results (success/failure, return values)","side effects (database updates, order status changes, alerts)"],"categories":["automation-workflow","planning-reasoning"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm-fixparser__cap_5","uri":"capability://data.processing.analysis.fix.message.field.extraction.and.transformation","name":"fix message field extraction and transformation","description":"Extracts specific fields from parsed FIX messages and applies type coercion, unit conversion, and business logic transformations. The extractor supports field path expressions (e.g., 'ClOrdID', 'Price'), handles optional fields with default values, and can apply custom transformation functions (e.g., converting price from string to decimal, extracting timestamp components).","intents":["Extract order ID and status from execution reports for order tracking","Convert FIX price fields (fixed-point strings) to numeric types for calculations","Extract and parse timestamp fields for latency measurement and audit trails","Build simplified data structures from FIX messages for downstream processing"],"best_for":["Trading system developers building order management and execution tracking","Data engineers processing FIX message streams for analytics and reporting","Developers integrating FIX data with non-FIX systems (databases, APIs)"],"limitations":["Field extraction is eager — extracts all requested fields even if only some are used","No lazy evaluation or streaming extraction for very large messages","Type coercion errors are not automatically recovered; requires explicit error handling","Transformation functions are synchronous — no async transformations supported"],"requires":["Node.js 12+","Parsed FIX message objects","Field name or tag number identifiers","Optional: custom transformation functions"],"input_types":["parsed FIX message objects","field name or tag number strings","transformation function definitions","default value specifications"],"output_types":["extracted field values (strings, numbers, dates)","transformed data structures (objects, arrays)","error objects if extraction fails"],"categories":["data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm-fixparser__cap_6","uri":"capability://safety.moderation.fix.protocol.compliance.validation.and.error.reporting","name":"fix protocol compliance validation and error reporting","description":"Validates parsed or generated FIX messages against the FIX specification, checking for required fields, field data types, value ranges, and message-type-specific constraints. The validator produces detailed error reports identifying which fields violate constraints and provides suggestions for remediation, enabling developers to catch FIX compliance issues before messages are transmitted.","intents":["Validate outbound trading orders before sending to exchanges to prevent rejection","Detect malformed or non-compliant FIX messages from counterparties","Enforce business rules (e.g., price limits, quantity constraints) on FIX messages","Generate compliance audit trails documenting message validation results"],"best_for":["Trading system developers building order entry systems with strict compliance requirements","Compliance teams auditing FIX message flows for regulatory adherence","Integration engineers validating FIX connectivity before production deployment"],"limitations":["Validation is schema-based and does not include business logic validation (e.g., credit limits)","Custom validation rules must be implemented separately from the core validator","Validation errors are reported but not automatically corrected","Performance impact of validation is ~5-15ms per message depending on message size"],"requires":["Node.js 12+","Parsed or generated FIX message objects","FIX schema definitions with validation rules"],"input_types":["parsed FIX message objects","generated FIX message strings","custom validation rule definitions"],"output_types":["validation result objects (pass/fail)","detailed error reports with field-level diagnostics","remediation suggestions"],"categories":["safety-moderation","data-processing-analysis"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm-fixparser__cap_7","uri":"capability://automation.workflow.fix.message.logging.and.audit.trail.generation","name":"fix message logging and audit trail generation","description":"Captures and logs all FIX messages (inbound and outbound) with timestamps, sequence numbers, and session context, enabling audit trails and debugging. The logger supports multiple output formats (raw FIX, JSON, CSV) and can be configured to log selectively (e.g., only errors, only specific message types) to manage log volume in high-frequency trading scenarios.","intents":["Create audit trails of all trading activity for regulatory compliance and dispute resolution","Debug FIX connectivity issues by reviewing message sequences and timing","Analyze trading performance by correlating order messages with execution reports","Replay historical FIX message sequences for testing and simulation"],"best_for":["Compliance and risk teams managing regulatory audit trails","Trading system developers debugging FIX connectivity and message flow issues","Quantitative researchers analyzing historical trading data"],"limitations":["Logging adds latency (~2-5ms per message) and should be disabled in ultra-low-latency scenarios","Log files can grow very large in high-frequency trading; requires log rotation and archival strategy","No built-in log compression or encryption — requires external tools for sensitive data","Replay functionality is read-only; does not support message modification or injection"],"requires":["Node.js 12+","Disk space for log files (typically 1-10 GB per day for active trading)","Log rotation and archival infrastructure"],"input_types":["inbound FIX messages from counterparties","outbound FIX messages generated by application","logging configuration (format, filters, output destination)"],"output_types":["log files in raw FIX, JSON, or CSV format","audit trail reports with timestamps and sequence numbers","replay data for simulation and testing"],"categories":["automation-workflow","safety-moderation"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm-fixparser__cap_8","uri":"capability://data.processing.analysis.fix.message.performance.analysis.and.latency.measurement","name":"fix message performance analysis and latency measurement","description":"Instruments FIX message processing to measure end-to-end latency, identify bottlenecks, and generate performance reports. The analyzer tracks message timestamps from receipt through parsing, routing, and handler execution, and can identify slow handlers or parsing bottlenecks that impact trading performance.","intents":["Measure order-to-execution latency for performance optimization","Identify slow message handlers that impact trading responsiveness","Profile FIX parsing performance under load","Generate performance reports for infrastructure capacity planning"],"best_for":["High-frequency trading teams optimizing latency-critical systems","Infrastructure engineers capacity planning for FIX gateways","Performance engineers profiling trading system bottlenecks"],"limitations":["Performance measurement itself adds ~1-3ms overhead per message","Requires synchronized clocks across systems for accurate latency measurement","Does not measure network latency (only application-level processing)","High-resolution timing may not be available on all Node.js platforms"],"requires":["Node.js 12+","Instrumented FIX message processing pipeline","System clock synchronization (NTP or similar)"],"input_types":["FIX messages with timestamps","handler execution traces","performance measurement configuration"],"output_types":["latency histograms and percentile reports","per-handler performance breakdowns","bottleneck identification reports"],"categories":["data-processing-analysis","automation-workflow"],"confidence":0.5,"matches":0,"success_rate":0},{"id":"npm-fixparser__cap_9","uri":"capability://data.processing.analysis.fix.protocol.extension.and.custom.field.support","name":"fix protocol extension and custom field support","description":"Allows registration of custom or proprietary FIX fields and message types beyond the standard FIX specification, enabling integration with venue-specific or counterparty-specific FIX extensions. The extension system maps custom field tags to names and types, and validates custom fields using the same schema-driven approach as standard FIX fields.","intents":["Support venue-specific FIX extensions (e.g., CME, NYSE proprietary fields)","Integrate with counterparty-specific FIX dialects without forking the parser","Add custom fields for internal order tracking or risk management","Build multi-venue trading systems that handle heterogeneous FIX dialects"],"best_for":["Multi-venue trading platforms connecting to exchanges with proprietary FIX extensions","Developers integrating with non-standard FIX implementations","Trading infrastructure teams managing custom FIX dialects"],"limitations":["Custom field definitions must be manually maintained and synchronized across systems","No automatic discovery of custom fields from counterparty specifications","Custom field validation is limited to schema-level checks; business logic validation must be implemented separately","Mixing standard and custom fields can complicate message compatibility testing"],"requires":["Node.js 12+","Custom field definitions (tag number, name, data type, constraints)","Documentation of custom field semantics from venue or counterparty"],"input_types":["custom field definitions (tag → name/type mappings)","FIX messages containing custom fields","custom field validation rules"],"output_types":["extended schema definitions","parsed messages with custom fields","validation results for custom fields"],"categories":["data-processing-analysis","tool-use-integration"],"confidence":0.5,"matches":0,"success_rate":0}],"trust":{"score":36,"verified":false,"data_access_risk":"high","permissions":["Node.js 12+ (npm package)","FIX protocol specification documentation for custom field mappings","Raw FIX message input (SOH-delimited byte streams or string format)","Node.js 12+","FIX version specification (e.g., 'FIX.4.4', 'FIX.5.0')","Field definitions matching the target FIX version","Input source (file, stream, or array of FIX messages)","Batch size configuration and memory constraints","Parsed FIX message objects","Target format specification (JSON schema, CSV headers, XML DTD)"],"failure_modes":["Requires pre-knowledge of FIX protocol message structure and field semantics","No built-in message routing or order management logic — parsing only","Performance depends on message size and schema complexity; large batch parsing may require optimization","Limited to FIX protocol versions explicitly supported in schema definitions","Requires knowledge of FIX message types and mandatory field requirements per version","No built-in business logic for order validation (e.g., price limits, quantity checks)","Checksum and length calculation adds ~5-10ms per message on typical hardware","Does not handle FIX session management or message sequencing — only message construction","Batch processing adds latency compared to real-time message handling","Streaming processing requires careful memory management to avoid buffer overflow","builder identity is not verified yet","no observed match outcomes yet"],"rank_breakdown":{"adoption":0.16338722626583327,"quality":0.34,"ecosystem":0.6000000000000001,"match_graph":0.25,"freshness":0.9,"weights":{"adoption":0.25,"quality":0.25,"ecosystem":0.1,"match_graph":0.28,"freshness":0.12}},"observed_outcomes":{"matches":0,"success_rate":0,"avg_confidence":0,"top_intents":[],"last_matched_at":null},"maintenance":{"status":"active","updated_at":"2026-05-24T12:16:23.902Z","last_scraped_at":"2026-05-03T14:04:47.473Z","last_commit":null},"community":{"stars":null,"forks":null,"weekly_downloads":2152,"model_downloads":null,"model_likes":null}},"distribution":{"claim_url":"https://unfragile.ai/submit?claim=fixparser","compare_url":"https://unfragile.ai/compare?artifact=fixparser"}},"signature":"d1DzkDmICYpd4i4hfRdAkKIYlwMHO/NXialirh1EVx/u3YCz6WgJyM3M9QuUgvcj5ELr/aQ8lFRKQpFbJh6PBg==","signedAt":"2026-06-15T13:55:40.760Z","signedBy":"unfragile.ai","version":1},"_links":{"self":"https://unfragile.ai/api/v1/passport/fixparser","artifact":"https://unfragile.ai/fixparser","verify":"https://unfragile.ai/api/v1/verify?slug=fixparser","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"}}