cheap-recall

Implement tiered cached lookups and token budget constraints for knowledge retrieval.

Updated May 11, 2026
One-click install
npx skills add https://github.com/AesopScott/mojo --skill cheap-recall
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: cheap-recall
Source: https://github.com/AesopScott/mojo/tree/main/harnesses/skills/cheap-recall
Command: npx skills add https://github.com/AesopScott/mojo --skill cheap-recall

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill addresses excessive token consumption and compute waste during knowledge retrieval by enforcing strict boundaries on search breadth and prioritizing cached or low-cost data sources.

Core Features & Use Cases

  • Cost-Aware Retrieval: Implements a tiered search strategy that attempts cheap, cached lookups before triggering expensive broad searches.
  • Context Budgeting: Automatically bounds the amount of retrieved information to fit within defined token limits, preventing runaway costs.
  • Use Case: When building a RAG system, use this to ensure that the retrieval process stays within a specific budget by prioritizing high-confidence cached embeddings over full-index scans.

Quick Start

Use the cheap-recall skill to audit the current knowledge retrieval harness and apply a cost-efficiency constraint to the search process.

Frequently Asked Questions about cheap-recall

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I reduce token usage during RAG knowledge retrieval?

To reduce token usage during RAG knowledge retrieval, implement cost-aware search strategies that attempt cached embedding lookups before triggering expensive broad index scans, bounding the retrieved context to fit defined token limits.

What is context budgeting in AI-driven information systems?

Context budgeting in AI-driven information systems automatically bounds the amount of retrieved information to fit within predefined token limits, preventing runaway compute costs and ensuring deterministic, cost-controlled data access.

How do I apply a cost-efficiency constraint to a knowledge retrieval harness?

Apply a cost-efficiency constraint to a knowledge retrieval harness by auditing the current process and enforcing a tiered search strategy that prioritizes high-confidence cached embeddings over full-index scans.

Does cached lookup work with RAG systems to lower compute overhead?

Cached lookup works with RAG systems to lower compute overhead by serving as a cheap, high-confidence preliminary data source, ensuring expensive full-index scans are only triggered when cached data is insufficient.

What is the best way to prevent runaway costs in AI knowledge retrieval?

The best way to prevent runaway costs in AI knowledge retrieval is implementing a tiered search strategy that enforces strict boundaries on search breadth and prioritizes low-cost cached data sources.

When should I not use cost-aware retrieval strategies?

You should not use cost-aware retrieval strategies when your application requires exhaustive full-index scans or unconstrained search breadth, as context budgeting enforces strict, deterministic boundaries on retrieved information.