prompt engineering
Prompts tagged with "prompt engineering"
Harden a Prompt or Agent Against Prompt Injection
Maps where untrusted text reaches your model, what an attacker could reach through it, and which mitigations are architectural versus merely hopefu...
Choose Few-Shot Examples That Actually Help
Selects, orders, and stress-tests few-shot examples so they teach the boundaries of a task rather than one happy path — including when few-shot is ...
Turn a One-Off Prompt Into a Reusable Template
Take a prompt that worked once and generalize it into a clean, parameterized template you can reuse.
Write a System Prompt for an AI Agent
Turn a description of what your agent should do into a structured, production-ready system prompt with explicit boundaries and failure behavior.
Diagnose and Improve a Prompt
Paste a prompt that isn't working well; get a diagnosis of what's underspecified and a rewritten version that fixes it.
Guides on prompt engineering
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Claude vs Gemini vs ChatGPT
Google's Flash rate doubles on 1 January 2027 and its flagship is still preview; OpenAI spans 50x from Luna to Astra with no retirement d...
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ChatGPT vs Claude
Both flagships now cost exactly $10/$50 — but Anthropic's tokenizer fits 555k words into a million tokens where the old one fit 750k, so ...
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Gemini vs ChatGPT
On context, multimodality and tool use they've converged. What hasn't: Gemini Flash's promotional rate doubles on 1 January 2027, Gemini ...
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Claude Opus vs Sonnet vs Haiku
Opus 5 and Sonnet 5 have the same context window, output ceiling and thinking mode at 2.5x the price — so the tier choice isn't what you ...
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LLM Temperature and Sampling Parameters
Temperature is not a creativity dial and lowering it does not make output more accurate — it makes it more consistent, fabrications inclu...
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RAG vs Fine-Tuning vs Prompt Engineering
They fix different problems: prompting changes what you ask, RAG changes what the model knows, fine-tuning changes how it behaves. Resear...
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Prompt Injection: Why It Isn't a Bug You Can Patch
There is no prepared statement for natural language. Prompt injection is a property of how models work, not a defect — so the only durabl...
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How to Prompt Open-Source and Challenger Models
A practical guide to prompting Llama, DeepSeek, Mistral, Grok, and Qwen — chat templates, system prompt quirks, and self-hosting.
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How to Prompt Google's Gemini Models
A practical, accurate guide to prompting Gemini 3 and 2.5: system instructions, long context, multimodal input, JSON mode, and thinking l...
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How to Prompt OpenAI's GPT Models
A practical, docs-grounded guide to prompting GPT-5.x: role hierarchy, structured outputs, tool calling, and reasoning-model differences.
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How to Prompt Claude (Opus, Sonnet, and Haiku)
A practical, docs-grounded guide to prompting Claude Opus, Sonnet, and Haiku — XML tags, thinking, caching, and tool use.
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How to Prompt the Top AI Models
Claude, GPT, Gemini, and open/challenger models each reward different prompting. A side-by-side comparison of setup, reasoning, tools, an...
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How to Evaluate and Test Your Prompts
A practical guide to building prompt test sets, choosing grading methods, gating CI, and catching regressions when you swap models.
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Prompt Templates and Variables
Stop copy-pasting prompts. Learn how to template instructions, typed variable slots, and untrusted-data sections you can version, test, a...
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Chain-of-Thought and Advanced Reasoning Prompting Techniques
How chain-of-thought, self-consistency, and decomposition prompting work — and when they're obsolete on reasoning models.
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What Is Context Engineering
The skill that superseded prompt engineering. Treat the context window as a budget, not a bucket — and manage it with four moves: write, ...
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System Prompts vs User Prompts
Almost every AI app sends the model two kinds of instruction. What belongs in the system prompt vs the user prompt, why the split matters...
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Prompt Caching: How to Cut LLM Cost and Latency
Prompt caching is close to free money: reuse your stable prompt prefix to cut cost up to ~90% and latency up to ~80%, at the same quality...
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How to Prompt Reasoning Models (Without Getting in Their Way)
The advice that made older models better makes reasoning models worse. Why 'think step by step' now backfires, and how to prompt thinking...
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Few-Shot vs Zero-Shot: When Examples Actually Help
Examples are a precision tool, not a default. When few-shot prompting sharpens results, when it quietly backfires on reasoning models, an...
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Anatomy of a Great Prompt: The 6 Building Blocks
Most bad prompts are just missing a part. The six building blocks of a great prompt — task, context, why, constraints, examples, format —...
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The Complete Guide to Prompt Engineering in 2026
What prompt engineering actually is in 2026 — the fundamentals that still work, the tricks that quietly stopped mattering, how reasoning ...
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Prompt Engineering
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