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Context-Engine-AIContext-Engine-AI/Context-Engine/skills/context-engine/SKILL.md

context-engine

Skill400 starsChanged 24 days agoMITView on GitHub

Search and understand the indexed codebase with Context Engine (hybrid semantic + lexical search, reranked, with a symbol graph). Use for any question about this codebase - where something is implemented, how it works, callers/definitions, every place that does X - before ls/find/Grep/Read.

9 other projects use a version of this.

Adopted by

Most recently taken up by

Used with

Projects with it also use andreessen, business-investment-advisor and 10 more.

Other files people use alongside this one.

Files found in the same public projects as a version of this one, more often than they turn up anywhere else. Each project counts once, large collections count for less, and this file's own repository is left out.
  • Hussain-ElfalahSkill

    andreessen

    Also in 4 projects that use this

  • Hussain-ElfalahSkill

    business-investment-advisor

    Also in 4 projects that use this

  • csiddhant796-blipSkill

    karpathy-coder

    Use when writing, reviewing, or committing code to enforce Karpathy's 4 coding principles — surface assumptions before coding, keep it simple, make surgical changes, define verifiable goals. Triggers on "review my diff", "check complexity", "am I overcomplicating this", "karpathy check", "before I commit", or any code quality concern where the LLM might be overcoding.

    Also in 4 projects that use this

  • +9 more from Hussain-Elfalah

The file

We split this skill into the rules it gives an agent

1 rule. 0 are common, 0 are distinctive, and 1 is very specific to this project.

  • 0

    Common

    Most of the 8 edited versions we read keep these.

  • 0

    Distinctive

    This author's own choices. Worth a look.

  • 1

    Very specific

    Tied to their project's names, files or tools. Probably skip.

  • Common
  • Distinctive
  • Very specific
  1. Very specific:

    Before editing, fetch every involved symbol in one call.

    line 18

“Common” is measured: kept by at least 6 in 10 of the 8 edited versions of this file we could read. “Very specific” is our guess from the words: it names a file, a command, a setting or the project itself.

Keep what fits and drop the rest. Your version, ready for your agents.
Files
SKILL.md

Context Engine

When the context-engine MCP server is connected, this workspace is indexed: for any question about the codebase, call repo_search FIRST, before ls/find/Grep/Read, and again whenever you move to a new area; for how/why questions that span several files use context_answer. Results are verified source with exact line ranges: treat them as already read. Use Grep only to confirm an exact literal in a file you already know, or to count. For questions asking for every/all sites, run one repo_search per distinct pattern (queries=[...]) and follow the refs. If the tools are listed as deferred, load them with ToolSearch first.

NeedTool
Find code by behavior, concept, error text or identifierrepo_search (queries=[...] for several at once; under, language, path_glob to narrow)
Explain how/why across several files, with citationscontext_answer
Definition, callers, callees, importers, references of a symbolsymbol_graph (several names: A|B|C)
Multi-hop impact before a changegraph_query
Code that may live in another indexed repocross_repo_search

Before editing, fetch every involved symbol in one call; before a rename or signature change, get every site with symbol_graph query_type=references. Search again only after learning something new.

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What did you use it for? e.g. Reviewing pull requests in a Rails app

Using an agent? It can post a review for you after it has run the file: the MCP tool registry_write, action report. How to connect one.

Your trail

Files you open will collect here, so you can find them again.

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