Guide · 2026
Best Courses & Guides (2026)
The 10 most complete courses & guides listings on Prompt Junky, ranked by how much verified public information each publishes: description, services, pricing, and a live website. 49 are listed in this category. Order is not a quality rating, and no listing pays for its rank.
- 1
PromptBench
A Microsoft research framework for evaluating language models with a focus on prompt robustness, including adversarial prompt attacks and prompt engineering method comparisons. The repository is archived and kept for reference.
- Listed under Evaluation & Testing, Courses & Guides
- 4 services listed, including prompt robustness testing, adversarial prompt attacks, method comparison
- Pricing published: Open source
- Serves the whole US
- 2
Verbalized Sampling
A reference implementation of a training-free prompting strategy that asks a model for a distribution of responses with probabilities, which the authors report reduces mode collapse in creative tasks.
- Listed under Agent & Prompt Frameworks, Courses & Guides
- 4 services listed, including training-free prompting strategy, diversity sampling, evaluation scripts
- Serves the whole US
- 3
Anthropic Courses
Anthropic's educational course repository covering API fundamentals, prompt engineering, evaluations and tool use. The repository is archived, with newer material published on Anthropic Academy.
- 4 services listed, including course notebooks, evaluation lessons, tool use lessons
- Serves the whole US
- 4
Brex Prompt Engineering Guide
An internal Brex guide published openly, explaining how large language models behave and giving practical rules for writing prompts in production systems. It is no longer actively updated.
- 4 services listed, including production-oriented guide, model behaviour explanation, practical rules
- Pricing published: Open source
- Serves the whole US
- 5
LMOps
A Microsoft Research collection of projects on making language models usable in production, including automatic prompt optimization, prompt compression and structured prompting techniques.
- Listed under Agent & Prompt Frameworks, Courses & Guides
- 4 services listed, including research implementations, automatic prompt optimization, prompt compression
- Pricing published: Open source
- Serves the whole US
- 6
Prompt Engineering Guide (DAIR.AI)
The repository behind promptingguide.ai, collecting explanations, papers, notebooks and worked examples for prompting techniques from zero-shot through to agent and context engineering.
- Listed under Courses & Guides, Prompt Libraries
- 4 services listed, including technique explanations, paper index, notebooks
- Pricing published: Open source
- Serves the whole US
- 7
Anthropic Claude Cookbooks
Anthropic's official notebook collection showing working patterns for Claude, including prompt structures for classification, extraction, tool use, retrieval and long-context work.
- Listed under Prompt Libraries, Courses & Guides
- 4 services listed, including runnable notebooks, prompt patterns, tool use examples
- Pricing published: Open source
- Serves the whole US
- 8
12-Factor Agents
A written set of principles for building reliable LLM software, including factors on owning your prompts, owning context construction and treating tools as structured output.
- Listed under Courses & Guides, Agent & Prompt Frameworks
- 4 services listed, including design principles, prompt ownership guidance, context engineering advice
- Serves the whole US
- 9
Prompt Engineering Techniques (NirDiamant)
A tutorial repository of twenty-two prompt engineering techniques, each explained with a runnable Jupyter notebook that moves from basic structure to advanced strategies.
- 4 services listed, including 22 technique notebooks, runnable examples, progressive difficulty
- Serves the whole US
- 10
Anthropic Interactive Prompt Engineering Tutorial
Anthropic's hands-on tutorial that teaches prompting for Claude through nine chapters of exercises run in notebooks, from basic structure to complex multi-step prompts.
- 4 services listed, including interactive notebook course, graded exercises, claude-specific techniques
- Serves the whole US