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web3-polymarket

82 / 100 · Low risk

Fine to try.

By jiayaoqijia/cryptoskill (GitHub) · coding · 81 stars · scanned at commit 0dc9f60

Polymarket integration for prediction market trading on Polygon. Covers authentication (L1 EIP-712, L2 HMAC-SHA256, builder headers), order placement (GTC/GTD/FOK/FAK, batch, post-only, heartbeat), market data (Gamma API, Data API, orderbook, subgraph), WebSocket streaming (market/user/sports channels), CTF operations (split, merge, redeem, negative risk), bridge (deposits, withdrawals, multi-chain), and gasless relayer transactions. Use when building AI agents, autonomous market makers, predic…

Works with any agent that supports SKILL.md skills.

Partially scanned — some files couldn't be read; we'll retry on the next scan

What this skill can do

Downloads and installs other software

The author does not mention this.

Found in 2 places.

Connects to the internet

This is disclosed by the author in the skill's SKILL.md or README.

Found in 1 place.

Install

Paste this into your terminal. It downloads exactly the version we scanned, not whatever is newest.

if [ -e ~/.agents/skills/'web3-polymarket' ] || [ -L ~/.agents/skills/'web3-polymarket' ]; then echo 'A skill folder named web3-polymarket already exists — not replacing it' >&2; false; else d=$(mktemp -d) && git clone --quiet --filter=blob:none --no-checkout 'https://github.com/jiayaoqijia/cryptoskill' "$d" && git -C "$d" checkout --quiet '0dc9f60ab1f3fcae24da49c4cef09c46c589f903' -- 'skills/prediction-markets/polymarket-official-agent-skills' && mkdir -p ~/.agents/skills && cp -R "$d"/'skills/prediction-markets/polymarket-official-agent-skills' ~/.agents/skills/'web3-polymarket' && rm -rf "$d"; fi

Codex reads ~/.agents/skills directly. For Claude Code, Cursor, Copilot, Gemini CLI, Antigravity or OpenCode, also link it. For Claude Code: ln -s ~/.agents/skills/'web3-polymarket' ~/.claude/skills/'web3-polymarket' (other agents: ~/.cursor/skills, ~/.copilot/skills, ~/.gemini/skills, ~/.gemini/config/skills, ~/.config/opencode/skills). Or install through the finder skill, which does both.

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Score history

DateVersionScore
2026-11-130dc9f6082
2026-11-09edd8f75100
2026-11-0736a85d8100