Cost & PricingCost Per Test Suite: Writing Tests Versus Fixing Them
Generating tests with a model is cheap and bounded. Making a red suite green is neither. How the two costs differ and how to put a ceiling on the expensive one.
ReadNotes on models, agents, and what inference costs
Practical writing for developers building with large language models — how they work, how to pick one, and how to keep the bill predictable.
Cost & Pricing
ModelsCost-Adjusted Model Scoring: Ranking by Value, Not Capability
Capability leaderboards ignore price entirely. How to build a score that reflects what a model costs to run on your workload, and where it misleads.
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AI AgentsCritic Agent Patterns: Useful Review Without Endless Rewrites
A critic agent reviews work another agent produced. The patterns that improve output, the ones that just add cost, and how to tell them apart.
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Guidescurl Recipes for LLM APIs: Debug Before You Write Code
A working set of curl commands for OpenAI-compatible endpoints: streaming, timing, tool calls, error bodies, and building JSON safely with jq.
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GuidesCursor Setup Guide: Pointing It at Your Own Endpoint
How to run Cursor against a custom OpenAI-compatible base URL, which features stop using your key, and how to tell whether the override took effect.
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FundamentalsData Contamination in Training: Why Scores Overstate Skill
How benchmark data leaks into training sets, why it is hard to prove, and what a contaminated score actually costs you when you pick a model for real work.
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AI AgentsDebugging a Stuck Agent: A Triage Runbook
Stuck is four different failures with four different fixes. How to tell hung from looping from stalled from quietly truncated, and what to do about each one.
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ModelsDeepSeek V4 Flash vs MiniMax M3: Cheapest Against Multimodal
Two budget models with 1M context. One is cheaper and text-only under MIT, the other sees images. The choice is almost entirely about input type.
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ModelsDeepSeek V4 Flash vs Qwen 3.6: Rent Cheap or Own It
A 13B-active MoE at fourteen cents per million tokens against a dense 27B you can run yourself. The crossover point is lower than most teams assume.
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ModelsDeepSeek V4 Flash: 1M Context at 13B Active Parameters
The cheap half of the DeepSeek V4 family keeps the million-token window and drops active parameters to 13B. What that trade buys, and where it stops working.
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ModelsDeepSeek V4 Pro vs Qwen 3.6: 1.6T or 27B, for 3 Points
V4 Pro reports 80.6 percent on SWE-bench Verified, Qwen 3.6 27B reports 77.2. One is sixty times larger. What that tells you about model size in 2026.
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ModelsDeepSeek V4 Pro vs V4 Flash: Same Window, Different Brain
Both ship 1M context and an MIT licence. Pro activates 49B parameters per token, Flash 13B. Where that single difference decides which one you should run.
ReadShowing 421–432 of 731 articles