What's new

v0.9.0

Latest

March 18, 2026

Chaos injection & failure simulation

  • NewF4 Chaos Engine — inject latency spikes, model timeouts, and rate-limit errors into any pipeline node
  • NewFailure cascade visualization shows how a single node failure propagates downstream
  • NewPre-built chaos profiles: "Black Friday traffic", "Model provider outage", "Embedding drift"
  • ImprovedSimulation runs now complete 40% faster with optimized parallel node execution
  • FixedFixed edge case where re-ranker nodes with custom scoring functions would silently drop results

v0.8.0

February 24, 2026

Export engine & team collaboration

  • NewF5 Export Engine — generate PDF, CSV, and JSON reports from any simulation run
  • NewTeam workspaces with shared pipelines, simulation history, and role-based access
  • NewShareable simulation links with read-only access for stakeholders
  • ImprovedDashboard redesign with faster load times and improved metric density
  • FixedResolved memory leak in long-running simulations exceeding 10,000 requests

v0.7.0

January 30, 2026

Cost optimization engine

  • NewF3 Cost Lens — real-time token-level cost tracking across every node in your pipeline
  • NewCost forecasting: project spend at 10x, 50x, and 100x current traffic
  • NewAutomatic detection of redundant LLM calls with suggested consolidation patterns
  • ImprovedImproved latency profiling accuracy to sub-millisecond resolution
  • ImprovedAdded support for Anthropic Claude 3, Mistral, and Cohere models in node configuration

v0.6.0

January 6, 2026

Latency profiling & bottleneck detection

  • NewF2 Latency Profiler — flame-chart style visualization of per-node execution time
  • NewAutomatic bottleneck detection highlights the slowest node in every simulation
  • NewP50 / P95 / P99 latency breakdowns with historical comparison
  • ImprovedPipeline canvas now supports zoom, pan, and node grouping
  • FixedFixed YAML parser failing on multi-line prompt templates

v0.5.0

December 10, 2025

Initial beta — pipeline builder & simulation

  • NewF1 Pipeline Builder — drag-and-drop canvas for constructing AI system architectures
  • NewNode types: LLM, Embedding, Vector Search, Re-ranker, Custom Function
  • NewBasic simulation engine with configurable traffic patterns and request volumes
  • NewCLI tool with init, simulate, and export commands
  • NewFree tier with 3 pipelines, 500 simulation runs per month