polymarket-weather-trader

SIM-5499: per-market position cap (max_buys_per_market, default 1) checked against held positions before entry; run summary prints a per-location skip-reason breakdown. Risk-reducing by default; set 0 for the old unbounded DCA.

v1.23.21 is a regular update with minor fixes and refinements. - Updated documentation and metadata to reflect v1.23.21. - No major logic or user-facing changes introduced. - Maintenance update to align versioning and changelogs.

SIM-5484: replay positions no longer 422 (venue filter omitted under replay); backtest recipe uses --set locations; forecast-archive env passthrough documented. Replay/backtest-only; live trading unchanged.

1.23.11–1.23.17: backtest-as-gate (SIM-5428), replay forecast archive loader (SIM-5429), historical forecast archive builder with tz-correct leads and DST guard (SIM-5434). Live trading path unchanged.

v1.23.10 expands weather market discovery to match the minimum hours-to-resolve threshold. - Discovery now adapts to `SIMMER_WEATHER_MIN_HOURS_TO_RESOLVE`, searching +1/+2 days so higher `MIN_HOURS` values still find tradable markets. - The discovery horizon is set to `max(MIN_HOURS, 48h)`—raising the hours knob widens the search, with no separate horizon env. - Added tests for the new discovery and replay logic. - Updated documentation; removed outdated skill-card.md file.

Polymarket Weather Trader v1.23.8 - Added entry safeguard tests (`tests/test_entry_safeguards.py`) to improve test coverage on entry conditions. - Updated and clarified safeguard logic in documentation (SKILL.md): now details that the time-decay (`SIMMER_WEATHER_MIN_HOURS_TO_RESOLVE`) and minimum entry price (`SIMMER_WEATHER_MIN_ENTRY_PRICE`) are both configurable via environment variables. - Reworded and expanded the strategy-side safeguards description for clarity. - Removed outdated `skill-card.md`. - Miscellaneous test and code improvements for resolution criteria and entry checks.

v1.23.6 - Improved tests: added coverage for reworded resolution criteria. - Refined logic for station name resolution in weather market parsing. - Updated documentation: removed redundant skill-card.md, refreshed SKILL.md content. - Minor code and test maintenance; no breaking changes.

Polymarket Weather Trader v1.23.5 - skill-card.md removed from repository (retired duplicate or outdated info). - Documentation updates in SKILL.md; no changes to trading logic. - General cleanup of repository files for maintenance.

FOK order type now overridden to GTC like FAK (weather markets are structurally illiquid, both cancel on no-fill); EGLC London City Airport added to the international station map.

event_ref grouping (SIM-3825)

v1.23.2 - Internal documentation updated; SKILL.md revised for clarity and accuracy. - Removed outdated file: skill-card.md. - No changes to core logic or user-facing features.

Disclose that the auto stop-loss can't catch gap-resolution on weather temperature markets (price gaps to ~0 at resolution); size for full loss.

**v1.23.0 summary: Adds weather station name resolution for international markets & improved test coverage.** - Adds support for resolving international weather station names, allowing trading on more global markets. - Expands and refines test coverage, particularly for the station name resolver logic. - Minor internal changes and cleanups in weather_trader.py and related modules.

v1.22.2 — Adds station name resolution tests and internal improvements - Added new test file: `tests/test_station_name_resolve.py` for validating station name resolution logic. - Updated `weather_trader.py` with improvements related to station name handling. - Updated documentation in `SKILL.md` and `CHANGELOG.md`. - No changes to user-facing features or configuration.

v1.22.1 - Documentation and metadata update. - No strategy or logic changes; core functionality unchanged. - SKILL.md revised for clarity and metadata bumped to 1.22.1.

v1.22.0 expands test coverage and core logic reliability. - Added tests for source agreement logic and preflight safeguards. - Improved reliability of market source selection and validation. - Bugfixes and internal improvements based on expanded test scenarios. - Documentation and metadata update for new test files and logic.

Polymarket Weather Trader v1.21.2 - Added top-level disclaimer reference and included `DISCLAIMER.md` for clarity on use and risk. - Introduced a `tests/test_sources_none.py` test to improve source edge case coverage. - Minor documentation updates/clarifications in SKILL.md. - No changes to core trading logic.

## Polymarket Weather Trader v1.21.1 - Minor release with documentation updates. - No user-facing strategy or API changes. - SKILL.md updated for accuracy and clarity.

v1.21.0 introduces robust per-market weather station routing and expanded coverage for more accurate weather market trades. - Each market now routes to the specific weather station named in its `resolution_criteria`, matching Polymarket's source rather than using a fixed default. If a station is not recognized, the market is skipped with a log message. - Expanded NOAA station support: now covers KLGA, KJFK, KEWR, KNYC, KORD, KMDW, KSEA, KATL, KDAL, KDFW, KMIA, KBOS, KDCA, KIAD, KPHX, KLAS, KSFO, KLAX, KDEN, KMSP, KPHL. - Added international Open-Meteo routing for Madrid, Milan, Amsterdam, Taipei, as well as previously supported cities. - The skill now requires the new `?include=resolution_criteria` flag when calling `/api/sdk/markets` (supported as of 2026-05-03).

v1.20.1 — ASI scanner reframe per engine v2.4.22 calibration. Adds Safety rails (read first) section surfacing the bounding contract (dry-run default, --live opt-in, $SIM paper sandbox, linked-wallet requirement, configurable caps, server-side stop-loss ON, strategy-side safeguards, reversibility). Genericizes risk monitor framing (stop-loss/take-profit thresholds described as configurable user settings — sidesteps a code-vs-DB-default divergence tracked in a separate platform consolidation). Drops named cross-skill link in Setup section. Strategy logic + env var contract unchanged from v1.20.0. Requires simmer-sdk >= 0.13.0.