thinkcubator https://www.thinkcubator.ai/ Where ideas hatch into real builds: honest notes, copyable code. The reusable transcript control https://www.thinkcubator.ai/posts/ambient-app/ https://www.thinkcubator.ai/posts/ambient-app/ Tue, 06 Oct 2026 00:00:00 GMT A reusable React control wraps native capture, server-side Speech, SignalR, storage, and OpenAI so apps can add recording, transcript, and summary. Local-first ambient meeting capture https://www.thinkcubator.ai/architectures/ambient-app-architecture/ https://www.thinkcubator.ai/architectures/ambient-app-architecture/ Tue, 06 Oct 2026 00:00:00 GMT A reusable architecture for capturing meeting audio with a native helper while a .NET API owns recognition, summaries, storage, and browser updates. The planning workbook that stopped forgetting last month https://www.thinkcubator.ai/posts/azure-consumption-plan-workbook/ https://www.thinkcubator.ai/posts/azure-consumption-plan-workbook/ Tue, 06 Oct 2026 00:00:00 GMT A generic Azure consumption planning story about separating private scope from the engine, reconciling shared subscriptions, and rolling decisions forward. Browser W3C tracing with Application Insights https://www.thinkcubator.ai/snippets/browser-w3c-tracing/ https://www.thinkcubator.ai/snippets/browser-w3c-tracing/ Tue, 06 Oct 2026 00:00:00 GMT A complete browser module that starts a W3C trace and attaches traceparent only to your own API. Deterministic capabilities with a strict request contract https://www.thinkcubator.ai/snippets/deterministic-capabilities/ https://www.thinkcubator.ai/snippets/deterministic-capabilities/ Tue, 06 Oct 2026 00:00:00 GMT A complete Python module that validates model output as data, then runs approved normal code for calculator, email syntax, and mock support-ticket requests. API Management policy that keeps the trace and drops caller baggage https://www.thinkcubator.ai/snippets/gateway-trace-policy/ https://www.thinkcubator.ai/snippets/gateway-trace-policy/ Tue, 06 Oct 2026 00:00:00 GMT A complete front-gateway policy: CORS for W3C headers, untrusted baggage removed, per-caller rate limits, and privacy-safe hop markers. Host-owned routing for direct and MCP execution https://www.thinkcubator.ai/snippets/host-authorized-routing/ https://www.thinkcubator.ai/snippets/host-authorized-routing/ Tue, 06 Oct 2026 00:00:00 GMT A complete Python unit that maps validated domain intent to approved direct functions or approved MCP tool names. Ingest live audio over WebSocket https://www.thinkcubator.ai/snippets/live-audio-websocket-ingest/ https://www.thinkcubator.ai/snippets/live-audio-websocket-ingest/ Tue, 06 Oct 2026 00:00:00 GMT A complete ASP.NET Core endpoint that authenticates a native helper WebSocket before accepting binary PCM frames. Convert capture buffers to 16 kHz PCM https://www.thinkcubator.ai/snippets/live-pcm-converter/ https://www.thinkcubator.ai/snippets/live-pcm-converter/ Tue, 06 Oct 2026 00:00:00 GMT A complete C# audio converter that turns native capture buffers into 16 kHz, mono, signed 16-bit PCM frames for live speech recognition. Host a loopback helper API https://www.thinkcubator.ai/snippets/loopback-helper-api/ https://www.thinkcubator.ai/snippets/loopback-helper-api/ Tue, 06 Oct 2026 00:00:00 GMT A complete ASP.NET Core loopback host and router for a native helper's pairing and capture contract. The Mac editor I built because I missed Notepad https://www.thinkcubator.ai/posts/mac-notepad/ https://www.thinkcubator.ai/posts/mac-notepad/ Tue, 06 Oct 2026 00:00:00 GMT I missed Windows Notepad on my Mac, so I built a boring Swift editor and learned what plain text, recovery, Unicode, and private restore require. The trace that had to survive two gateways https://www.thinkcubator.ai/posts/maf-tracing-poc/ https://www.thinkcubator.ai/posts/maf-tracing-poc/ Tue, 06 Oct 2026 00:00:00 GMT One W3C trace follows an Azure AI-agent request from browser to model, while prompts stay out of telemetry. End-to-end tracing for an AI agent behind two API gateways https://www.thinkcubator.ai/architectures/maf-tracing-poc-architecture/ https://www.thinkcubator.ai/architectures/maf-tracing-poc-architecture/ Tue, 06 Oct 2026 00:00:00 GMT A reference architecture that keeps one W3C trace from the browser to the model, enforces baggage trust boundaries, and keeps prompts out of telemetry. Thin MCP server adapters over deterministic Python tools https://www.thinkcubator.ai/snippets/mcp-tool-server/ https://www.thinkcubator.ai/snippets/mcp-tool-server/ Tue, 06 Oct 2026 00:00:00 GMT A complete MCP server module that exposes approved deterministic capabilities without moving business logic into the MCP layer. Call Azure OpenAI for a meeting summary https://www.thinkcubator.ai/snippets/meeting-summary-provider/ https://www.thinkcubator.ai/snippets/meeting-summary-provider/ Tue, 06 Oct 2026 00:00:00 GMT A complete C# provider that sends a transcript to Azure OpenAI chat completions and returns structured meeting-summary text. Local Ollama intent extractor with schema output https://www.thinkcubator.ai/snippets/ollama-intent-extractor/ https://www.thinkcubator.ai/snippets/ollama-intent-extractor/ Tue, 06 Oct 2026 00:00:00 GMT A complete Python unit that asks local Ollama for one JSON intent object, then validates the result before execution can happen. One request, three boundaries, and one calculator behind the door https://www.thinkcubator.ai/posts/openmic-one-request-three-impl/ https://www.thinkcubator.ai/posts/openmic-one-request-three-impl/ Tue, 06 Oct 2026 00:00:00 GMT A local Python explainer about how trust and execution responsibility move from direct code to model requests to MCP. Zero-token execution boundary for local AI tool demos https://www.thinkcubator.ai/architectures/openmic-one-request-three-impl-architecture/ https://www.thinkcubator.ai/architectures/openmic-one-request-three-impl-architecture/ Tue, 06 Oct 2026 00:00:00 GMT A reusable local architecture that lets an LLM interpret natural language while deterministic Python and optional MCP boundaries own execution. OpenTelemetry and Azure Monitor setup for an agent API https://www.thinkcubator.ai/snippets/otel-agent-api-setup/ https://www.thinkcubator.ai/snippets/otel-agent-api-setup/ Tue, 06 Oct 2026 00:00:00 GMT A complete, runnable ASP.NET Core 10 program: W3C tracing, the agent's spans, trusted baggage, whole-trace sampling, and the trace ID returned to the caller. Wrap NSTextView for a plain-text SwiftUI editor https://www.thinkcubator.ai/snippets/plain-text-editor-view/ https://www.thinkcubator.ai/snippets/plain-text-editor-view/ Tue, 06 Oct 2026 00:00:00 GMT A complete SwiftUI wrapper around AppKit NSTextView with plain-text enforcement, word wrap, selection callbacks, and first-responder focus. Create a planning config template https://www.thinkcubator.ai/snippets/planning-config/ https://www.thinkcubator.ai/snippets/planning-config/ Tue, 06 Oct 2026 00:00:00 GMT A complete PowerShell script that writes a sanitized JSON planning config with placeholder scope, labels, and app split rules. Persist tab sessions without storing document text https://www.thinkcubator.ai/snippets/private-session-store/ https://www.thinkcubator.ai/snippets/private-session-store/ Tue, 06 Oct 2026 00:00:00 GMT A complete Swift session store that remembers tab metadata and selected tab while keeping document contents out of the session file. Retry a rate-limited planning operation https://www.thinkcubator.ai/snippets/rate-limit-retry/ https://www.thinkcubator.ai/snippets/rate-limit-retry/ Tue, 06 Oct 2026 00:00:00 GMT A complete PowerShell script that retries a synthetic operation when it returns retry-after guidance. Write local recovery copies without autosaving over user files https://www.thinkcubator.ai/snippets/recovery-copy-service/ https://www.thinkcubator.ai/snippets/recovery-copy-service/ Tue, 06 Oct 2026 00:00:00 GMT A complete Swift recovery-copy service that writes atomic text and metadata files into a user-selected folder and cleans them up after save or discard. Roll a synthetic plan forward https://www.thinkcubator.ai/snippets/roll-forward-plan/ https://www.thinkcubator.ai/snippets/roll-forward-plan/ Tue, 06 Oct 2026 00:00:00 GMT A complete PowerShell script that merges prior finalized actuals, refreshed actuals, and forecast percentages by month key. Split synthetic subscription cost by resource group https://www.thinkcubator.ai/snippets/split-resource-groups/ https://www.thinkcubator.ai/snippets/split-resource-groups/ Tue, 06 Oct 2026 00:00:00 GMT A complete PowerShell script that matches synthetic resource-group cost rows to app slices and reconciles the remainder. Copy only trusted baggage onto spans https://www.thinkcubator.ai/snippets/trusted-baggage-processor/ https://www.thinkcubator.ai/snippets/trusted-baggage-processor/ Tue, 06 Oct 2026 00:00:00 GMT A complete OpenTelemetry processor that tags child spans with your own conversation ID and ignores whatever the caller sent. Calculate editor line, column, and newline style safely https://www.thinkcubator.ai/snippets/unicode-editor-metrics/ https://www.thinkcubator.ai/snippets/unicode-editor-metrics/ Tue, 06 Oct 2026 00:00:00 GMT A complete Swift utility for UTF-16 editor offsets, Unicode-aware character counts, newline detection, and large-file warning policy. Open and save UTF-8 plain-text files safely https://www.thinkcubator.ai/snippets/utf8-document-file-service/ https://www.thinkcubator.ai/snippets/utf8-document-file-service/ Tue, 06 Oct 2026 00:00:00 GMT A complete Swift file service for .txt and .md documents with strict UTF-8 decoding, atomic saves, and a 10 MB warning. Walk one trace hop by hop in KQL https://www.thinkcubator.ai/snippets/walk-a-trace-kql/ https://www.thinkcubator.ai/snippets/walk-a-trace-kql/ Tue, 06 Oct 2026 00:00:00 GMT A complete query that replays one request across services with millisecond offsets, using privacy-safe hop markers.