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- API Spec Researcher — Systematic External API Investigation
API Spec Researcher — Systematic External API Investigation
Battle-tested prompting patterns to eliminate LLM output drift. Sandwich structure, few-shot examples, history limits, retry, and token caps — 6 composable layers for production-grade agent reliability.
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Works with the AI Agents you already use
API Spec Researcher — Systematic External API Investigation
Example session with this skill installed
I have a prompt for extracting task IDs from logs, but sometimes the LLM adds chatty explanations or misses the status field. How can I lock this down for a production pipeline?
- Read your context and instructions
- Compiled the api spec researcher
I've stabilized your prompt using the 6-layer stack: integrated a Background-Instruction-Example sandwich structure, added 3 few-shot edge cases, implemented a 10-message history cap, and set a hard 150-token limit to prevent prose drift. Your YAML output is now 99.8% consistent.
Connects securely to your tools. The creator never sees your data.
About this skill
What it does
The LLM Prompt Stabilizer is a production-grade framework designed to eliminate the unpredictability of LLM outputs. It provides a battle-tested, 6-layer architecture that prevents model drift, improves instruction following, and ensures consistent structured data retrieval (YAML/JSON) across thousands of runs. By implementing a specific sandwich structure, history capping, and failure-handling logic, it transforms "vibes-based" prompting into reliable AI engineering.
Why use this skill
Prompts that work in a playground often fail in production pipelines due to context drift or forgotten instructions. This skill is better than manual prompting because it provides a structural "straitjacket" for the LLM, ensuring it adheres to strict token budgets and formatting rules. It solves common issues like runaway outputs, empty responses, and contradictory behavior in multi-agent systems, saving developers thousands of tokens and hours of debugging.
Supported Tools
- Any LLM (Claude, GPT-4, Llama)
- Multi-agent orchestration frameworks (LangGraph, CrewAI, AutoGen)
- Python-based automation pipelines
- Structured data formats (YAML, JSON, Markdown)
What the output looks like
The skill produces highly deterministic, structured responses. Instead of varied prose, you get rigid, schema-compliant outputs—like a status report that always contains exactly the same four YAML keys—with no preamble or conversational filler.
How to use
Skills on Agensi run inside your AI agent. Copy the prompt, paste it into your agent, and it connects to Agensi and installs this skill for you. If a payment is needed, your agent shows it to you first.
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