nothing-ever-happens-polymarket-bot
Original:🇺🇸 English
Translated
Async Python bot for Polymarket that buys "No" on all standalone non-sports yes/no markets using the "nothing ever happens" strategy.
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View Translation Comparison →Nothing Ever Happens Polymarket Bot
Skill by ara.so — Daily 2026 Skills collection.
An async Python bot that scans Polymarket standalone non-sports yes/no markets and buys the "No" outcome on any market where the NO price is below a configured cap. Designed for paper trading by default with explicit opt-in to live order transmission.
What It Does
- Scans Polymarket for standalone (non-grouped) yes/no markets
- Filters out sports markets
- Buys NO positions when NO price is below threshold
max_no_price - Tracks open positions and persists recovery state to a database
- Exposes a live dashboard (HTTP) showing portfolio and activity
- Uses unless all three live-mode env vars are set
PaperExchangeClient
Installation
bash
git clone https://github.com/sterlingcrispin/nothing-ever-happens.git
cd nothing-ever-happens
pip install -r requirements.txt
cp config.example.json config.json
cp .env.example .envConfiguration
config.json
(non-secret runtime settings)
config.jsonEdit the block:
strategies.nothing_happensjson
{
"strategies": {
"nothing_happens": {
"max_no_price": 0.08,
"order_size_usdc": 1.0,
"max_open_positions": 50,
"scan_interval_seconds": 60,
"min_liquidity_usdc": 100,
"exclude_keywords": ["sport", "nfl", "nba", "mlb", "nhl", "soccer", "tennis"]
}
}
}Point to a different config file:
bash
CONFIG_PATH=/path/to/other_config.json python -m bot.main.env
(secrets and runtime flags)
.envdotenv
# Safety flags — ALL three required for live order transmission
BOT_MODE=paper # set to "live" for real orders
DRY_RUN=true # set to "false" for real orders
LIVE_TRADING_ENABLED=false # set to "true" for real orders
# Required only in live mode
PRIVATE_KEY=$PRIVATE_KEY
FUNDER_ADDRESS=$FUNDER_ADDRESS
DATABASE_URL=$DATABASE_URL
POLYGON_RPC_URL=$POLYGON_RPC_URL
# Optional
PORT=8080
DASHBOARD_PORT=8080Never hardcode secrets. Always use environment variable references.
Running Locally
bash
# Paper trading (default — safe, no real orders)
python -m bot.main
# Enable live trading (requires all three flags)
BOT_MODE=live DRY_RUN=false LIVE_TRADING_ENABLED=true python -m bot.mainThe dashboard will bind to or when set.
$PORT$DASHBOARD_PORTProject Structure
bot/
main.py # Entry point — starts the runtime loop
strategies/
nothing_happens.py # Core strategy: scan, filter, buy NO
exchange/
client.py # Live exchange client (Polymarket CLOB API)
paper_client.py # PaperExchangeClient for safe simulation
dashboard.py # HTTP dashboard server
recovery.py # Persist and restore open positions
scripts/
db_stats.py # Inspect DB table counts and recent activity
export_db.py # Export live DB tables
wallet_history.py # Positions, trades, balances for configured wallet
parse_logs.py # Convert Heroku JSON logs to readable output
tests/ # Unit and regression testsKey Commands
Run Tests
bash
python -m pytest -qOperational Scripts
bash
# Inspect live database
python scripts/db_stats.py
# Export database tables (uses DATABASE_URL or Heroku app)
python scripts/export_db.py
# Pull wallet history
python scripts/wallet_history.py
# Parse Heroku JSON logs into readable output
python scripts/parse_logs.pyHeroku Deployment
One-time setup
bash
export HEROKU_APP_NAME=my-polymarket-bot
# Set runtime flags
heroku config:set BOT_MODE=live DRY_RUN=false LIVE_TRADING_ENABLED=true \
-a "$HEROKU_APP_NAME"
# Set secrets
heroku config:set \
PRIVATE_KEY="$PRIVATE_KEY" \
FUNDER_ADDRESS="$FUNDER_ADDRESS" \
POLYGON_RPC_URL="$POLYGON_RPC_URL" \
DATABASE_URL="$DATABASE_URL" \
-a "$HEROKU_APP_NAME"
# Deploy
git push heroku main:main
# Scale — ONLY the web dyno
heroku ps:scale web=1 worker=0 -a "$HEROKU_APP_NAME"Do not run thedyno. It exists only to fail fast if started accidentally.worker
Shell helpers
bash
./alive.sh # Check if the app is alive
./logs.sh # Tail logs
./live_enabled.sh # Enable live trading
./live_disabled.sh # Disable live trading (back to paper)
./kill.sh # Stop the botAll helpers use or accept an app name as an argument:
$HEROKU_APP_NAMEbash
./logs.sh my-polymarket-botSafety Model
The bot defaults to (simulated orders, no real money) unless all three of these are set:
PaperExchangeClient| Variable | Required value |
|---|---|
| |
| |
| |
If any one is missing or wrong, paper mode is used. This is intentional — it makes accidental live trading very hard.
Additional live-mode requirements:
- — wallet private key
PRIVATE_KEY - — required for signature types
FUNDER_ADDRESSand12 - — for recovery state persistence
DATABASE_URL - — for proxy-wallet approvals and redemption
POLYGON_RPC_URL
Code Examples
Check if bot will use live or paper mode
python
import os
def is_live_mode() -> bool:
return (
os.getenv("BOT_MODE") == "live"
and os.getenv("LIVE_TRADING_ENABLED", "").lower() == "true"
and os.getenv("DRY_RUN", "true").lower() == "false"
)
print("Live mode:", is_live_mode())Load strategy config
python
import json, os
config_path = os.getenv("CONFIG_PATH", "config.json")
with open(config_path) as f:
config = json.load(f)
strategy_cfg = config["strategies"]["nothing_happens"]
max_no_price = strategy_cfg["max_no_price"] # e.g. 0.08
order_size = strategy_cfg["order_size_usdc"] # e.g. 1.0
print(f"Will buy NO when price <= {max_no_price} USDC, size={order_size} USDC")Run the bot programmatically
python
import asyncio
from bot.main import main
asyncio.run(main())Inspect DB stats
bash
DATABASE_URL=$DATABASE_URL python scripts/db_stats.pyParse Heroku logs to HTML
bash
heroku logs --num=1500 -a "$HEROKU_APP_NAME" | python scripts/parse_logs.py --html > report.htmlExport DB from a Heroku app
bash
python scripts/export_db.py --app "$HEROKU_APP_NAME"Common Patterns
Disabling live trading quickly (kill switch)
bash
heroku config:set LIVE_TRADING_ENABLED=false -a "$HEROKU_APP_NAME"
# or use the helper:
./live_disabled.shThe bot will immediately fall back to paper mode on next cycle without a restart.
Adjusting the NO price cap without redeploying
Edit , commit, and push:
config.jsonbash
# Lower the cap to only buy very cheap NOs
jq '.strategies.nothing_happens.max_no_price = 0.05' config.json > tmp.json && mv tmp.json config.json
git add config.json && git commit -m "lower max_no_price to 0.05"
git push heroku main:mainAdding more keyword exclusions
json
{
"strategies": {
"nothing_happens": {
"exclude_keywords": ["sport", "nfl", "nba", "mlb", "nhl", "soccer", "tennis", "golf", "ufc", "esport"]
}
}
}Troubleshooting
| Symptom | Likely Cause | Fix |
|---|---|---|
| Bot uses paper mode unexpectedly | One of the three live flags is missing/wrong | Check all three: |
| Postgres not provisioned | |
| Orders never transmit | | |
| Dashboard not accessible | | |
| Worker dyno crashes immediately | Don't run worker dyno | |
| Bot buys sports markets | Keywords not in | Add sport/league names to config |
| Logs unreadable (JSON) | Heroku structured logging | Pipe through |
Disclaimer
FOR ENTERTAINMENT ONLY. PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED. USE AT YOUR OWN RISK. NOT FINANCIAL ADVICE.