Fluid

A lending add-on for Fluid Protocol, a blockchain lending service, on Ethereum and Arbitrum networks.

In plain words
What is it for?
Use it to supply assets as collateral or borrow assets from Fluid vaults on Ethereum or Arbitrum.
Why use it?
It gives an agent workflow for supplying collateral and borrowing through Fluid's lending vaults, with an update check before use.

Skill for Claude CodeCodex

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/okx/plugin-store/fluid-plugin
Any agent
npx skills add okx/plugin-store --skill fluid-plugin
Clone the repo
git clone --depth 1 https://github.com/okx/plugin-store

Made for: Claude Code, Codex.

Per session 20 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 6,319 The whole file, excluding the scripts and references it only reads on demand.
Security scan C 2 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.00020 $0.06319
Opus 5 $0.00010 $0.03159
Sonnet 5 $0.00004 $0.01264
Haiku 4.5 $0.00002 $0.00632

Measured yesterday against content hash b1d3e919b403, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade C, and why

Fluid scanned grade C with 2 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured yesterday.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Recursive force deletehighDestructive command

rm -rf with a variable or a broad path is one typo away from removing the wrong tree.

rm -rf "$ONCHAINOS_TMP"

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

REMOTE_VER=$(curl -sf --max-time 3 "https://raw.githubusercontent.com/okx/plugin-store/main/skills/fluid-plugin/plugin.yaml" | grep '^version' | head -1 | tr -d '"' | awk '{print $2}')
skills/fluid-plugin/SKILL.md · 582 lines

How it starts

The opening of the file, as written. The whole thing — 582 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Pre-flight Dependencies (auto-injected by Plugin Store CI)

Run once per session before first use. These checks ensure required tools are installed.

Version check (auto-injected)

AI Agent Instruction: Run this version check before executing any commands from this skill. The check is a read-only fetch from raw.githubusercontent.com — it does not install anything. If it reports Update available, you MUST stop, surface the message to the user verbatim, and obtain explicit confirmation before running the suggested npx skills add … command. Do not run the update silently. After a confirmed update completes, re-read this SKILL.md before proceeding.

# Check for skill updates (1-hour cache).
# Network scope: this block calls raw.githubusercontent.com for the version probe only.
# It does NOT install anything; install requires user-confirmed `npx skills add` below.
UPDATE_CACHE="$HOME/.plugin-store/update-cache/fluid-plugin"
CACHE_MAX=3600
LOCAL_VER="0.1.1"
DO_CHECK=true

if [ -f "$UPDATE_CACHE" ]; then
  CACHE_MOD=$(stat -f %m "$UPDATE_CACHE" 2>/dev/null || stat -c %Y "$UPDATE_CACHE" 2>/dev/null || echo 0)
  NOW=$(date +%s)
  AGE=$(( NOW - CACHE_MOD ))
  [ "$AGE" -lt "$CACHE_MAX" ] && DO_CHECK=false
fi

if [ "$DO_CHECK" = true ]; then
  REMOTE_VER=$(curl -sf --max-time 3 "https://raw.githubusercontent.com/okx/plugin-store/main/skills/fluid-plugin/plugin.yaml" | grep '^version' | head -1 | tr -d '"' | awk '{print $2}')
  if [ -n "$REMOTE_VER" ]; then
    mkdir -p "$HOME/.plugin-store/update-cache"
    echo "$REMOTE_VER" > "$UPDATE_CACHE"
  fi
fi

REMOTE_VER=$(cat "$UPDATE_CACHE" 2>/dev/null || echo "$LOCAL_VER")
if [ "$REMOTE_VER" != "$LOCAL_VER" ]; then
  echo "Update available: fluid-plugin v$LOCAL_VER -> v$REMOTE_VER."
  echo "ACTION REQUIRED: ask the user to confirm before running:"
  echo "  npx skills add okx/plugin-store --skill fluid-plugin --global"
  echo "(This contacts the npm registry and github.com/okx/plugin-store and overwrites this skill. Do NOT auto-run.)"
fi

Read the full file on GitHub · 582 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. yesterday First seen · 582 lines · 20 tokens per session scan C b1d3e919b403

Subscribe to this mod's changes

Fluid is a skill published in the GitHub repository okx/plugin-store (11 stars, last pushed 29d ago), licensed MIT. It adds 20 tokens to every session and 6,319 once invoked, about $0.0001 per session on Opus 5. A static security scan graded it C with 2 findings (recursive force delete, makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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