GPT Wire Quest

Tracks

1. 01🧱OpenAI API Fundamentals

   0/8 lessons

   Roles, models, tokens, auth, rate limits, parameters

   Wire the contract before the cleverness. Roles and message shape, the 2026 model lineup, token economics, authentication, rate limits, and the parameters that actually move behavior.

   Lesson list (8)

   • 01
     The Chat Completions API~22 min · chat-completions, messages, roles
   • 02
     Model Lineup 2026~22 min · models, gpt-5, o-series
   • 03
     Token Economics~22 min · tokens, cost, tiktoken
   • 04
     The Responses API~22 min · responses-api, stateful, input
   • 05
     Authentication~22 min · auth, api-keys, projects
   • 06
     Rate Limits~22 min · rate-limits, tpm, rpm, backoff
   • 07
     API Versioning~22 min · versioning, deprecation, model-pins
   • 08
     Parameters Deep Dive~22 min · temperature, top_p, seed, params

   ✓Quiz · 6 questions→

2. 02🐍Python SDK

   0/7 lessons

   Sync, async, streaming, errors, structured outputs

   The official openai Python package end to end. Install, configure, sync vs async clients, response objects, streaming chunks, retries, and Pydantic-shaped structured outputs.

   Lesson list (7)

   • 01
     Installation & Setup~22 min · install, setup, venv
   • 02
     Client Initialization~22 min · client, async, httpx
   • 03
     Chat Completions~22 min · chat-completions, sync, messages
   • 04
     Response Structure~22 min · response, choices, usage
   • 05
     Streaming~22 min · streaming, delta, async-iter
   • 06
     Error Handling~22 min · errors, retries, exceptions
   • 07
     Structured Outputs & Batch API~22 min · structured-outputs, pydantic, batch

   ✓Quiz · 5 questions→

3. 03🌊Responses API

   0/7 lessons

   Stateful sessions, built-in tools, semantic events

   OpenAI's recommended new-shape API. Why it exists, how it differs from chat.completions, input formats, hosted tools, custom function tools, multi-turn sessions via previous_response_id, background mode, and reasoning controls.

   Lesson list (7)

   • 01
     Why Responses API?~22 min · responses-api, rationale
   • 02
     responses.create() vs chat.completions.create()~22 min · responses-api, shape-diff
   • 03
     Input Formats~22 min · input, messages, multimodal
   • 04
     Built-in Tools~22 min · hosted-tools, web-search, code-interpreter, file-search
   • 05
     Custom Function Tools~22 min · function-tools, tool-loop
   • 06
     Stateful Sessions~22 min · sessions, previous_response_id, stateful
   • 07
     Background Mode & Reasoning~22 min · background, reasoning, o-series

   ✓Quiz · 5 questions→

4. 04⏱️Streaming Deep Dive

   0/6 lessons

   SSE wire format, semantic events, token renderers

   Real-time delivery without papering over the wire. Why streaming matters for UX, the Chat Completions delta shape, the Responses semantic event shape, function-call streaming, raw SSE parsing, and a production-quality token renderer.

   Lesson list (6)

   • 01
     Why Streaming Matters~22 min · streaming, ux, ttfb
   • 02
     Chat Completions Streaming~22 min · streaming, chat-completions, delta
   • 03
     Responses API Streaming~22 min · streaming, responses-api, semantic-events
   • 04
     Function Call Streaming~22 min · streaming, function-calls
   • 05
     SSE Wire Format~22 min · sse, wire-format, raw
   • 06
     Building a Token Renderer~22 min · renderer, ui, production

   ✓Quiz · 5 questions→

5. 05🔧Function Calling / Tool Use

   0/7 lessons

   Schemas, strict mode, tool loops, parallel calls

   Tools are how the model crosses into your runtime. Schema design, strict mode, the tool decision boundary, multi-turn tool loops, parallel calls, error handling, and descriptions that actually steer behavior.

   Lesson list (7)

   • 01
     Tool Definition Schema~22 min · tools, schema, function-calling
   • 02
     Strict Mode~22 min · strict, schema-validation
   • 03
     How GPT Decides to Call Tools~22 min · tool-decision, tool_choice
   • 04
     The Tool Loop~22 min · tool-loop, multi-turn
   • 05
     Parallel Function Calling~22 min · parallel-calls, concurrency
   • 06
     Error Handling~22 min · tool-errors, recovery
   • 07
     Designing Effective Tool Descriptions~22 min · tool-descriptions, prompting

   ✓Quiz · 6 questions→

6. 06👁️Vision & Multimodal

   0/5 lessons

   Images in, images out, audio, PDFs

   Multimodal in production: sending images by URL or base64, detail levels and cost, image generation with gpt-image-1.5, the audio APIs (TTS / transcription / realtime), and structured outputs over PDF understanding.

   Lesson list (5)

   • 01
     Sending Images~22 min · vision, images, input
   • 02
     Image Detail Levels~22 min · vision, detail, cost
   • 03
     Image Generation~22 min · image-gen, gpt-image-1.5
   • 04
     Audio APIs~22 min · audio, tts, transcription
   • 05
     Structured Outputs & PDF Understanding~22 min · structured-outputs, pdf, input_file

   ✓Quiz · 5 questions→

7. 07⚡Raw HTTP — Building Without the SDK

   0/7 lessons

   httpx, OAuth, SSE parsing, custom adapters

   When the SDK is in the way: httpx requests, hand-built request bodies, streaming with httpx.stream, OAuth bearer tokens, the multi-turn tool loop without the SDK, and the Adapter pattern that lets one app speak to many providers.

   Lesson list (7)

   • 01
     Why Go Raw?~22 min · raw-http, rationale, sdk-limits
   • 02
     httpx Basics~22 min · httpx, client, timeouts
   • 03
     Building the Request~22 min · request-body, headers, auth
   • 04
     Streaming with httpx~22 min · httpx-stream, sse-parse
   • 05
     OAuth Authentication~22 min · oauth, bearer-tokens, non-openai
   • 06
     The Multi-Turn Tool Loop Without SDK~22 min · raw-tool-loop, no-sdk
   • 07
     Building Your Own Adapter~22 min · adapter-pattern, abstraction

   ✓Quiz · 5 questions→

8. 08🏗️Production Agent Patterns

   0/7 lessons

   Adapters, sessions, fallbacks, cost, logging, security

   Production-grade agent wiring: provider adapters, tool-loop orchestration, session state, fallback chains, cost and rate-limit management, JSONL logging plus replay-based testing, and the security boundary every public deploy needs.

   Lesson list (7)

   • 01
     Adapter Pattern~22 min · adapter, production
   • 02
     Tool Loop Orchestration~22 min · orchestration, tool-loop
   • 03
     Session Management~22 min · sessions, state, persistence
   • 04
     Fallback Chains~22 min · fallback, reliability
   • 05
     Cost & Rate Limit Management~22 min · cost, rate-limits, budgets
   • 06
     JSONL Logging & Testing~22 min · jsonl, logging, replay-testing
   • 07
     Security & Deployment~22 min · security, deployment, prod

   ✓Quiz · 6 questions→