Developer Tools
Why Coding Agents Forget the Goal After Dozens of Tool Calls
Why coding agents forget the goal, repeat failed fixes, and skip tests—and how to recover with a task-state record, regression checks, and a bounded restart.
ReadSandBase Blog — Page 19
Insights on AI agents, model routing, and building production-ready AI systems.
Page 19
Industry Insights
Claude for Science: Venus Maps, Protein Design and GPUs
Examine Fable 5.1 and Mythos 5.1 research cases: Venus mapping, lab-tested protein binders, and GPU kernel speedups, with methods and evidence limits.
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Developer Tools
Claude Formalized Fermat’s Last Theorem. A Small Fable 5.1 Test
Claude formalized Fermat’s Last Theorem in Lean. Understand what was checked, why the research model matters, and how to evaluate a small proof yourself.
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Model Introduction
GPT-6 and RSI: Does AI-Assisted Training Count?
Does earlier AI helping train GPT-6 prove recursive self-improvement? Separate the disclosed evidence from inference and check what a repeatable improvement would require.
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Model Introduction
GPT-6 Astra Multimodal Tests: 3D Mazes and Modeling
Astra scores 14% on MazeBench while developers demonstrate Fusion 360 parts, spectrogram interpretation and interactive molecules. What do these tests actually establish?
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Pricing Guides
GPT-6 Astra: Plus Usage Limits and Real API Costs
Why does GPT-6 Astra use up Plus limits so quickly? Compare official allowances, Fast mode, creator reports, and actual API charges from three game generations.
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Developer Tools
MiniMax H3 VRAM: Can 16GB Run It? Local vs API
Can MiniMax H3 run on 16GB VRAM? Check weight and offload requirements, 4–15-second clips, and the local 768p versus hosted 2K boundary.
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Model Comparison
GPT-6 Astra vs Fable 5.1 vs Gemini 3.8 Flash
Compare GPT-6 Astra, Claude Fable 5.1, and Gemini 3.8 Flash for agents: task fit, retry budgets, escalation rules, and limits of cross-benchmark rankings.
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Developer Tools
Codex Persistent Mode: Public Code and Availability
What Codex Persistent Mode's public prompt establishes about follow-ups, sleep, permissions, and memory—and why code alone does not prove availability.
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