Wesichain

Changelog

All notable changes to the Wesichain workspace. Follows Keep a Changelog and Semantic Versioning.

v0.3.0

major #
New Crates (9)
  • — wesichain-anthropic — Anthropic Claude client: streaming, tool use, extended thinking
  • — wesichain-tools — Coding tools: ReadFileTool, WriteFileTool, EditFileTool, GlobTool, GrepTool, PatchTool, BashExecTool, git tools, PathGuard sandbox
  • — wesichain-mcp — MCP client (2024-11-05 spec) over stdio & HTTP/SSE, resources + sampling
  • — wesichain-session — Session persistence (FileSessionStore), cost/token tracking, budget enforcement
  • — wesichain-server — Axum HTTP server: Bearer auth, rate limiting, SSE streaming, body-size guard
  • — wesichain-cli — wesichain new scaffolding + wesichain run interactive REPL with ANSI diff viewer
  • — wesichain-langfuse — Langfuse observability callback handler with trace batching & PII redaction
  • — wesichain-otel — OpenTelemetry span parenting with W3C traceparent & OTLP export
  • — wesichain-prompthub — PromptHub trait + LocalPromptHub (YAML directory scanner)
New APIs in Existing Crates
  • — wesichain-core — ModelCapabilities, TokenBudget, TimeLimited, RateLimiter, ApprovalHandler
  • — wesichain-agent — AgentCheckpoint, ToolSet::tool_specs(), ToolCallEnvelope, FSM-based runtime, PermissionPolicy, AsToolExt
  • — wesichain-graph — Supervisor pattern, HITL nodes, parallel agents, fork_from_checkpoint()
  • — wesichain-memory — VectorMemoryStore, EntityMemory, SemanticMemoryStore
  • — wesichain-retrieval — CrossEncoderRetriever, KeywordReranker, Reranker trait
  • — wesichain-llm — Groq, Together AI, Azure OpenAI, Mistral providers
AI Developer Experience
  • — 11 Claude Code skills for instant framework knowledge: wesichain-core, wesichain-graph, wesichain-llm, wesichain-memory, wesichain-checkpoint, wesichain-embeddings, wesichain-tools, wesichain-prompt, wesichain-langsmith, wesichain-rag, wesichain-react
  • — Download wesichain.skills from GitHub Releases and drag into Claude Code
  • — Skills provide copy-pasteable patterns for ReAct agents, RAG pipelines, checkpointing, and more
Infrastructure
  • — All 29 publishable crates have keywords, categories, and readme fields on crates.io
  • — 194 test suites, 0 failures across full workspace

v0.1.0

minor #
Initial Release
  • — wesichain-core — Runnable, Tool, Chain, ToolCallingLlm traits
  • — wesichain-graph — GraphBuilder, StateSchema, ReActGraphBuilder
  • — wesichain-llm — OpenAI, Ollama providers
  • — wesichain-rag — WesichainRag pipeline with document ingestion and SSE streaming
  • — wesichain-checkpoint-sqlite, wesichain-checkpoint-postgres, wesichain-checkpoint-redis
  • — wesichain-langsmith — LangSmith observability callback handler