PromptStream.AI v0.1.5 — Foundational Release (Core + TokenFlow Integration)

The first public release of PromptStream.AI, introducing a complete, modular toolkit for prompt composition, validation, and conversational context management in .NET.

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🚀 Highlights

Core Library (PromptStream.AI)

• ✅ Token-aware prompt builder with variable interpolation
• ✅ Validation engine for completeness and token limits
• ✅ Context manager with merge, replay, summarization, and persistence (JSON)
• ✅ Token budgeting (EstimateTokenUsage, TrimToTokenBudget)
• ✅ Assistant reply tracking and multi-turn chat memory
• ✅ Seamless integration with TokenFlow.AI
• ✅ Comprehensive xUnit test coverage and Codecov integration

TokenFlow Integration (PromptStream.AI.Integration.TokenFlow)

• 💡 Provides TokenFlowModelClient adapter implementing IModelClient
• 🔗 Enables model-aware validation and token analysis from TokenFlow.AI
• 🧩 Ready for future Flow.AI.Core and ReasonFlow.AI interoperability

CLI (Developer Tooling)

• 💻 Added PromptStream.AI.CLI project for local dev tools
• Commands: build, validate, generate, context
• Color-coded console output and context persistence
• Will be released later as a global tool (dotnet tool install -g PromptStream.AI.CLI)

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🧱 Dependencies

• .NET 8.0 or higher
• Flow.AI.Core
• TokenFlow.AI (for integration)

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🧪 Testing

All components are covered by xUnit + Coverlet with full Codecov reporting.

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🗺️ Next Steps

• Publish CLI as .NET Global Tool
• Add Token cost estimation
• OpenAI-style function call validation
• Flow.AI Studio visual editor integration

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Part of the Flow.AI Ecosystem
© 2025 Andrew Clements