
GPT-6 Astra vs GPT-6.1 Sol: Which Model Should You Use?
Choose between GPT-6 Astra and GPT-6.1 Sol with practical task examples, copyable prompts and a fair workflow for checking quality, effort and cost.
Deep dives into OpenAI models, ChatGPT reasoning, Sora video generation, Codex, and agent frameworks.

Choose between GPT-6 Astra and GPT-6.1 Sol with practical task examples, copyable prompts and a fair workflow for checking quality, effort and cost.

Meet GPT-6 Astra: its launch, reasoning and tool capabilities, practical homelab uses, example prompts, costs and the checks that make its results useful.

Explore Codex cloud and local coding workflows, project instructions and practical verification, with our original launch-day expectations clearly scoped.

Compare Reactive Resume's hosted and self-hosted options, match deployment instructions to the release, and verify privacy, backups and exported resumes.

A look at GPT-4.5’s 2025 research preview, conversational strengths, factuality evaluations and historical API limits, while retaining the author’s scepticism about release hype.

Understand ChatGPT reasoning, private internal work, visible explanations and effort settings, with practical prompts and independent checks for the final answer.

Sora’s original creative possibilities, practical AI-video prompting and review advice, with the confirmed retirement of its Sora 2 models and Videos API.

Understand o3 and o3-mini’s releases, reasoning, inputs, unsupported fine-tuning, practical verification and the current API retirement schedule.

Understand GPT-4o’s model and API capabilities, distinguish historical demonstrations from current availability, and use practical prompts with verification and data controls.

Understand the original OpenAI Swarm handoff pattern, its educational limits, and how the maintained Agents SDK differs.