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Promotion Decision: provider-agnostic-llm-gateway

Decision

Status: accepted Date: 2026-10-01

Rationale

Foundational architectural facade decoupling agentic reasoning from external model providers, verified across LiteLLMClient and MockLLMClient test doubles with complete test coverage.

Evidence Summary

  • Current Architecture State Support
  • Recurring Signals
  • Cross Project Applicability
  • Verified Production Usage

Governance Assessment

Criteria Met

  • [x] Significance
  • [x] Reusability
  • [x] Recurrence
  • [x] Evidence Quality
  • [x] Governance Maturity
  • [x] Strategic Alignment

Governance Risks

  • Subtle provider streaming semantic differences across multi-model deployments

Traceability

Next Step: Adr Generation