# Roadmap

## Status

- Phase 1: Completed
- Phase 2: Completed
- Phase 3: Completed
- Phase 4: Completed

## Phase details

### Phase 1 (completed)

- Multi-format ingestion
- BM25 indexing
- Chroma vector storage

### Phase 2 (completed)

- Hybrid retrieval (BM25 + vector)
- Reciprocal Rank Fusion
- Query processing improvements

### Phase 3 (completed)

- Cross-encoder reranking
- Context optimization
- RAG generation and response validation

### Phase 4 (completed)

- Citation tracker + verifier modules
- FastAPI query endpoints
- Streamlit query UI with per-request provider/model switching
- Streamlit ingest tab with upload + ingest trigger
- Multi-provider LLM routing (Ollama/OpenAI/Claude/Gemini)
- Cache key hardening and weighted fusion alignment

## Next milestones

- Production deployment hardening and observability dashboards
- Optional managed auth backend and tenant isolation
- Evaluation harness expansion for provider comparison and regression tracking