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Install in OpenClaw
/install model-cost-advisor
Description
Analyze any task and recommend the most cost-effective LLM — with live pricing data from 30+ models, tier analysis, token estimation, and projected cost. Per...
Usage Guidance
This skill appears to do what it claims: it downloads a community-maintained pricing JSON from GitHub and caches it in ~/.hermes, then analyzes task text locally to recommend models. Before installing/run: (1) verify you trust the litellm source (the script fetches raw.githubusercontent.com/BerriAI/litellm/...); (2) review the cached file (~/.hermes/model_pricing.json) if you want to inspect the data before use; (3) if you prefer no persistent files, run the scripts in a disposable environment or delete the ~/.hermes directory after use; (4) be aware it may optionally read HERMES_CURRENT_MODEL for comparison — set that only if you intend to share your current model. No credentials are required by the skill.
Capability Analysis
Type: OpenClaw Skill
Name: model-cost-advisor
Version: 1.0.0
The model-cost-advisor skill is a legitimate utility designed to help users estimate LLM costs by analyzing task complexity and fetching live pricing data from the LiteLLM GitHub repository. The scripts (advise.py and fetch_pricing.py) perform keyword-based analysis and standard HTTP requests to update a local cache in ~/.hermes/, with no evidence of data exfiltration, unauthorized command execution, or malicious prompt injection. While the documentation and code reference future-dated model versions (e.g., Claude 4.7), this appears to be speculative or synthetic data for demonstration purposes rather than a security risk.
Capability Tags
Capability Assessment
Purpose & Capability
Name/description match the implementation: the two scripts fetch pricing from litellm's JSON and perform task analysis, token estimation, and cost computation. There are no unrelated credentials, binaries, or services requested.
Instruction Scope
SKILL.md instructs only to run fetch_pricing.py and advise.py with a task string; the runtime instructions do not direct the agent to read or exfiltrate unrelated files or environment variables. The only optional integration is comparing against HERMES_CURRENT_MODEL (an expected, optional env var).
Install Mechanism
No install spec; scripts are instruction-only. fetch_pricing.py downloads a JSON from raw.githubusercontent.com (a well-known release host) — reasonable for live pricing. It writes a cache file to ~/.hermes/model_pricing.json, which is expected behavior but worth noting because it creates files in the user's home directory.
Credentials
The skill declares no required environment variables or credentials. The only env referenced in docs is HERMES_CURRENT_MODEL for optional comparison; no secrets (API keys, tokens) are requested or used by the provided code.
Persistence & Privilege
always:false (normal). The skill persists a cache to ~/.hermes/model_pricing.json and creates the directory if needed — reasonable for caching but it does create a persistent file in the home directory. It does not alter other skills or system-wide agent settings.
How to Use
- Make sure OpenClaw is installed (local or Docker)
- Run the install command in chat:
/install model-cost-advisor - After installation, invoke the skill by name or use
/model-cost-advisor - Provide required inputs per the skill's parameter spec and get structured output
Version History
v1.0.0
Initial release: live pricing for 30+ LLMs across 4 tiers, task complexity analysis, token estimation, cost projection.
Metadata
Frequently Asked Questions
What is Model Cost Advisor?
Analyze any task and recommend the most cost-effective LLM — with live pricing data from 30+ models, tier analysis, token estimation, and projected cost. Per... It is an AI Agent Skill for Claude Code / OpenClaw, with 56 downloads so far.
How do I install Model Cost Advisor?
Run "/install model-cost-advisor" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.
Is Model Cost Advisor free?
Yes, Model Cost Advisor is completely free, licensed under MIT-0. You can download, install and use it at no cost.
Which platforms does Model Cost Advisor support?
Model Cost Advisor is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).
Who created Model Cost Advisor?
It is built and maintained by Maya Tao (@minirr890112-byte); the current version is v1.0.0.
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