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added 6 commits
March 22, 2026 23:10
- Add stop sequences (stop parameter, text trimming) - Add /v1/completions text completion endpoint (streaming + non-streaming) - Accurate token counting via lmInput.text.tokens.size (replaces chars÷4) - Add seed parameter for deterministic generation (MLXRandom.seed) - Add stream_options.include_usage for streaming token stats - Add CORS support via --cors CLI flag with CORSMiddleware - Extract handler closures into standalone functions (Swift type-checker fix) - Add ServerConfig struct for CLI defaults bundling - Expand test suite: 6 → 13 test sections (32 assertions total) All 32 tests pass.
…ra sampling params
- Add response_format: { type: 'json_object' } with prompt injection + fence stripping
- Add --vision CLI flag for VLM model loading via VLMModelFactory
- Parse OpenAI multipart content (string or [{type:'text',...},{type:'image_url',...}])
- Decode base64 data URIs and HTTP URLs into UserInput.Image for VLM inference
- Accept top_k, frequency_penalty, presence_penalty (API compat)
- Add MLXVLM package dependency
- Add 4 new regression tests (Tests 14-17), total: 38 assertions
All 38 tests pass.
…utdown, stats - Add --mem-limit CLI flag (sets Memory.memoryLimit + Memory.cacheLimit) - Add ServerStats actor tracking requests, tokens, generation timing - Enhanced /health endpoint with GPU memory (active/peak/cache/total), architecture, request/token stats - Add /metrics Prometheus-compatible endpoint (8 metrics with TYPE/HELP) - Add SIGTERM/SIGINT graceful shutdown handlers - Wire stats tracking into all 6 handler functions - Add 3 new regression tests (Tests 18-20), total: 49 assertions All 49 tests pass.
- Add --api-key CLI option for bearer token authentication - ApiKeyMiddleware validates Authorization: Bearer <key> header - Health and metrics endpoints exempt from auth (monitoring tools) - Returns 401 with OpenAI-style error JSON for invalid/missing keys - Config line shows auth=enabled/disabled - Add Test 21: 5 auth assertions (unauthenticated, wrong key, valid key, health exempt, metrics exempt) All 54 tests pass.
- Add PromptCache actor (saves/restores KV cache state per-layer) - Cache keyed by system prompt text hash - On cache hit: restore KV state, skip cached prefix tokens, process only new tokens - On cache miss: generate normally, save system prompt KV state asynchronously - Health/metrics endpoints exempt from cache - Uses container.perform() for direct model access with cache-aware generation All 54 tests pass.
The Metal shader library is required at runtime by MLX Swift. Install via: python3 -m venv + pip install mlx + copy metallib. Also trigger CI on feature/* branches.
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