v1.230.0

# NautilusTrader 1.230.0 Beta

Released on 29th June 2026 (UTC).

### Enhancements
- Added v2 Python visualization (tearsheet) support with a `visualization` extra
- Added non-compounding returns option for monthly and yearly tearsheet charts via `compounding`
- Added spread quote vega-pricing fallback controls for missing greeks (#4328), thanks @faysou
- Added Unix SIGTERM handling to the v2 `LiveNode` shutdown path (Rust)
- Added `with_clock_factory` for Rust live and sandbox nodes (#4331), thanks @folknor
- Added Betfair cricket match stream data subscriptions (Rust and Python)
- Added Bybit instrument subscription support via instrument-info polling (#4305), thanks @dxwil
- Added OKX region support for global, EEA, and US endpoints (#4318), thanks @dxwil

### Breaking Changes
- Changed `event_store` format; beta v1.227-v1.229 stores must be regenerated (#4330), thanks @folknor
- Changed `Throttler` rate limit fields to non-zero accessors instead of public fields (Rust)
- Renamed Bybit data config `instrument_status_poll_secs` to `instrument_poll_interval_secs`

### Security
- Fixed unbounded HTTP response buffering that could exhaust memory (#4332), thanks @AlaeddineMessadi
- Removed direct `bincode` use from `event_store` on-disk envelopes (#4330), thanks @folknor

### Fixes
- Fixed `LiveTimer` tasks leaking after clock drop or component teardown (#4322), thanks @filipmacek
- Fixed Strategy order-list cache visibility for live handlers (Rust)
- Fixed Rust strategy `oms_type` registration for custom HEDGING position IDs (#4327), thanks for reporting @dxwil
- Fixed duplicate realized PnLs in post-run analysis (#4344), thanks for reporting @a1zb2yc3z
- Fixed `RateOfChange` period window and log calculation (#4326), thanks @Martingale42
- Fixed `VerticalHorizontalFilter` and `OnBalanceVolume` period windows (#4333), thanks @Martingale42
- Fixed Architect AX execution reconciliation for open positions and fills
- Fixed Architect AX to deny unsupported order types and times in force locally
- Fixed Architect AX to report unfilled IOC/FOK orders as canceled and flag post-only rejections
- Fixed Architect AX market data for null ticker prices and order book snapshot requests
- Fixed Databento adapter historical request edge cases and live state cleanup (Rust and Python)
- Fixed Binance Futures `TRADING_HALT` contract status handling (Rust and Python) (#4320), thanks @YeeTsai
- Fixed Bybit submit rejection classification and batch amend/cancel request builders (Rust)
- Fixed Databento OPRA option expirations stamped at midnight UTC (#4321), thanks for reporting @pjlegato
- Fixed Hyperliquid fill report decoding for new venue fill directions (#4325), thanks for reporting @magnified103
- Fixed Interactive Brokers stock contract resolution for non-USD and cross-listed symbols (#4337), thanks @dfjmax
- Fixed Interactive Brokers crypto quote-quantity SELL order sizing (#4309), thanks @bebop23
- Fixed Lighter stop-market and market-if-touched order modification rejected for a missing price
- Fixed Polymarket reconciliation producing out-of-range fill prices
- Fixed Polymarket RTDS duplicate snapshot replay and incremental batching (#4319), thanks @graceyangfan

### Internal Improvements
- Expanded API facade surface coverage for Cache, Clock, Order, and Portfolio reads (Rust)
- Hardened plugin ABI surface to reject manifest ABI mismatches (Rust)
- Hardened CI release provenance checks with provenance refetch and transient 404 retries
- Improved default Rust builds to avoid abandoned `proc-macro-error2` (#4315), thanks for reporting @folknor
- Standardized data subscription logging with a single canonical confirmation and reduced adapter log noise (Rust)
- Optimized `OrderMatchingEngine` post-match actions to avoid cloning resting orders (Rust)
- Optimized `OrderMatchingEngine` no-match GTD and trailing-order paths (Rust)
- Optimized Databento adapter decode and loader paths (Rust)
- Optimized `Throttler` hot paths and added Criterion benches (Rust)
- Upgraded Cython to v3.2.6

### Documentation Updates
- Added a Lighter Rust quickstart and get-started guide
- Standardized the `request_bars` callback pattern for live bar warmup (#4311), thanks @dfjmax
- Refined Databento dataset configuration docs for schema limits and symbology inference
- Refined event sourcing marker sidecar docs to match the shipped markers module
- Refined Polymarket integration guide for Rust config fields and order behavior



<!-- release-checksums:start -->
## Artifact checksums

SHA256 checksums are attached as `SHA256SUMS`, per-asset `.sha256` files, and `dist-manifest.json`.

| Artifact | SHA256 |
| --- | --- |
| [nautilus_trader-1.230.0-cp312-cp312-macosx_15_0_arm64.whl](https://github.com/nautechsystems/nautilus_trader/releases/download/v1.230.0/nautilus_trader-1.230.0-cp312-cp312-macosx_15_0_arm64.whl) | 033f6207d1c52095d64a7644f43b90cab939c2038044db70a4165f2acef3d079 |
| [nautilus_trader-1.230.0-cp312-cp312-manylinux_2_35_aarch64.whl](https://github.com/nautechsystems/nautilus_trader/releases/download/v1.230.0/nautilus_trader-1.230.0-cp312-cp312-manylinux_2_35_aarch64.whl) | de69df04918ad52095dca2e462f2e1e7755a53e74df13f35de9631ef71513beb |
| [nautilus_trader-1.230.0-cp312-cp312-manylinux_2_35_x86_64.whl](https://github.com/nautechsystems/nautilus_trader/releases/download/v1.230.0/nautilus_trader-1.230.0-cp312-cp312-manylinux_2_35_x86_64.whl) | 8f4ff2e8af10e93ed643496eb62999b00558085f0e0bff17fc76e08809ba91b9 |
| [nautilus_trader-1.230.0-cp312-cp312-win_amd64.whl](https://github.com/nautechsystems/nautilus_trader/releases/download/v1.230.0/nautilus_trader-1.230.0-cp312-cp312-win_amd64.whl) | 9420b151e92a504841b7fc768ba937dc7f3bffe387096215f39b83c6fcda27e8 |
| [nautilus_trader-1.230.0-cp313-cp313-macosx_15_0_arm64.whl](https://github.com/nautechsystems/nautilus_trader/releases/download/v1.230.0/nautilus_trader-1.230.0-cp313-cp313-macosx_15_0_arm64.whl) | af8a83f7cabb91460dcf5b966259eab1f4edee7f5bba965119e70c06a876e997 |
| [nautilus_trader-1.230.0-cp313-cp313-manylinux_2_35_aarch64.whl](https://github.com/nautechsystems/nautilus_trader/releases/download/v1.230.0/nautilus_trader-1.230.0-cp313-cp313-manylinux_2_35_aarch64.whl) | 8143907c667fda91bb6466c02ff2ec9f6389aa2fcc35fb0843e75a2ab4e4bfa8 |
| [nautilus_trader-1.230.0-cp313-cp313-manylinux_2_35_x86_64.whl](https://github.com/nautechsystems/nautilus_trader/releases/download/v1.230.0/nautilus_trader-1.230.0-cp313-cp313-manylinux_2_35_x86_64.whl) | b5755ae5057b260827404aef23c3051969107d6724dd8c525f17301c9c5b24c0 |
| [nautilus_trader-1.230.0-cp313-cp313-win_amd64.whl](https://github.com/nautechsystems/nautilus_trader/releases/download/v1.230.0/nautilus_trader-1.230.0-cp313-cp313-win_amd64.whl) | 8817c46dc34e0aafc606948aacf1dd0fbbe1a31273c8a2f20983cf4ab2ddeef1 |
| [nautilus_trader-1.230.0-cp314-cp314-macosx_15_0_arm64.whl](https://github.com/nautechsystems/nautilus_trader/releases/download/v1.230.0/nautilus_trader-1.230.0-cp314-cp314-macosx_15_0_arm64.whl) | 4163833dc3b930d3f8a6f769eb2e7d6422c144d0db748d63ac0e5fdb1f4842b5 |
| [nautilus_trader-1.230.0-cp314-cp314-manylinux_2_35_aarch64.whl](https://github.com/nautechsystems/nautilus_trader/releases/download/v1.230.0/nautilus_trader-1.230.0-cp314-cp314-manylinux_2_35_aarch64.whl) | 94b0e9180a4e023f80c3e000f2039976d346387fff40987cb3525e6c11873e3f |
| [nautilus_trader-1.230.0-cp314-cp314-manylinux_2_35_x86_64.whl](https://github.com/nautechsystems/nautilus_trader/releases/download/v1.230.0/nautilus_trader-1.230.0-cp314-cp314-manylinux_2_35_x86_64.whl) | 2178899b700050f931d94ab11a23bcbc4d506b200b387827431e7d6eb0cd1e44 |
| [nautilus_trader-1.230.0-cp314-cp314-win_amd64.whl](https://github.com/nautechsystems/nautilus_trader/releases/download/v1.230.0/nautilus_trader-1.230.0-cp314-cp314-win_amd64.whl) | 57f814d13947169538f8cedc881db72e7dc4320626c5a3f37b9ce36ed5527720 |
| [nautilus_trader-1.230.0.tar.gz](https://github.com/nautechsystems/nautilus_trader/releases/download/v1.230.0/nautilus_trader-1.230.0.tar.gz) | cc7eaa247e640e46588094fcca44f34f4b6330eeec41e9247068f2500921757d |

### Verify provenance

After downloading an artifact, verify its GitHub artifact attestation:

```bash
gh attestation verify <artifact> \
  --repo nautechsystems/nautilus_trader \
  --cert-identity "https://github.com/nautechsystems/nautilus_trader/.github/workflows/build.yml@refs/heads/master" \
  --cert-oidc-issuer https://token.actions.githubusercontent.com
```

<!-- release-checksums:end -->