> For the complete documentation index, see [llms.txt](https://docs.viperexecution.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.viperexecution.com/resources/changelog.md).

# Changelog

Platform updates and improvements.

***

## August 6, 2026

**Site** — viperexecution.com live: full product site at the apex domain covering the platform, algorithms, reliability, API, and pricing.

***

## August 5, 2026

**Site** — security.txt and robots.txt published across all hosts. Search-engine indexing scoped to public surfaces.

**Improvements** — Session handling and connection-health refinements.

***

## August 2, 2026

**Release Engineering** — Pre-release verification environment brought to full production parity: gateway, registration, provisioning, and fleet deployment.

**Operations** — Environment rebuild automation with versioned edge configuration.

***

## July 28, 2026

**Telegram** — Major capability expansion: market and instrument browsing, order price editing, close-position-with-algorithm commands, per-position baskets, HIP-3 position coverage, richer status views, and pairing management.

**WebSocket Leverage** — Leverage controls integrated into the live WebSocket connection.

**Live Asset Data** — Active-asset streaming with mark prices and leverage state across the platform, with venue capacity fields on the leverage endpoint.

**Rate Limits Page** — Redesigned interface with clearer budget and usage presentation.

***

## July 25, 2026

**Execution Algorithms** — Reliability and resilience refinements across all six algorithms.

**Launch Safety** — Minimum-size pre-flight: confirmation cards annotate below-minimum positions before launch, and executors skip legs that cannot meet the venue minimum.

***

## July 23, 2026

**Margin** — Settlement-pool-aware margin requirements with a shortfall-led sufficiency display.

***

## July 21, 2026

**Baskets** — Expanded group controls and archive management. Launch confirmation added on the Strategies page.

**Monitors** — Collateral currency display and margin presentation refinements.

**Improvements** — Order status refresh, fill reconciliation, and memory efficiency for long-running executions.

***

## July 16, 2026

**Execution History** — Archived executions retained with full history and sample counts.

**Improvements** — Session continuity and log storage efficiency.

***

## July 13, 2026

**Monitors** — Collateral-aware pre-flight across perp, spot, and HIP-3 namespaces, with multi-wallet aware display.

***

## July 7, 2026

**Platform** — Major internal modernization of the execution engine, gateway, and interface — faster iteration and long-term maintainability.

***

## July 2, 2026

**Infrastructure** — Node provisioning and deployment pipeline refinements.

***

## June 30, 2026

**Improvements** — Execution engine refinements for high-frequency fill scenarios.

***

## June 26, 2026

**Orders API** — Single-order modify available over the v1 API.

**Nuke** — Side-scoped emergency flatten option.

***

## June 25, 2026

**SDK Examples** — Public examples suite expanded across every surface: WebSocket order control, algo control, baskets, bulk operations, and emergency flatten — each verified end-to-end.

**SDK** — Basket methods added to the client library.

***

## June 23, 2026

**Python SDK 0.2.3** — Released to PyPI as Production/Stable.

**API Reference** — Public reference bundle finalized and published.

***

## June 19, 2026

**Dashboard** — Account margin and risk metrics with leverage-aware values.

***

## June 18, 2026

**API Reference** — Every example across the specification structured and validated, with execution and monitor schemas documented to full fidelity.

***

## June 16, 2026

**Execution Quality Archive** — EQ dataset consolidated into a central archive spanning all six algorithms with full fee-economics metrics.

***

## June 13, 2026

**Analysis** — Full trade history preserved beyond the exchange's own retention window, with completeness indicators.

**Analytics** — Automated integrity checks on fee and volume history.

***

## June 12, 2026

**Executions API** — Execution detail responses fully typed, including live progress and wallet attribution on detail and list responses.

***

## June 10, 2026

**Streams** — Wallet attribution on every WebSocket frame across all channels. Execution-ended events carry a reason field matching the REST stop reason.

**API Keys** — Key format simplified to a single clean namespace.

**Referrals** — Reward payout tracking with a dedicated payouts ledger.

***

## June 9, 2026

**API Surface Lock** — The v1 contract locked: WebSocket command and response schemas fully specified, with shared components keeping REST and WebSocket in exact alignment.

**Monitors API** — Bulk lifecycle parity: stop-all over REST plus stop/pause/resume-all commands over WebSocket.

**Fee Transparency** — Fee tiers key off a 14-day rolling volume window; referral totals track lifetime volume.

***

## June 8, 2026

**Connections API** — New endpoint listing every linked wallet as a connection with a stable ID, venue, label, and status. This completes the planned v1 endpoint surface.

***

## June 6, 2026

**Order Streams** — Rich order updates over the account feed: full metadata including take-profit/stop-loss types and trigger prices, HIP-3 markets included, with authoritative closed-order detection.

**Positions API** — Margin mode and cumulative funding fields added.

**Balances** — Total margin used spans the base account and all HIP-3 DEXes, consistent across endpoints.

***

## June 5, 2026

**Account Stream** — account.state delivers a complete HIP-3-aware snapshot on subscribe, with live updates and wallet attribution on every event.

**HIP-3** — HIP-3 markets supported across the execution suite.

***

## June 3, 2026

**Baskets** — Strategies page presentation reworked: archived legs shown with completion, and the order panel warns when level distribution falls below the per-level minimum.

**Telegram** — Account-wide commands: algos, baskets, monitors, and balances aggregate across all linked wallets with per-wallet detail.

***

## June 1, 2026

**WebSocket Algo Control** — Batch algo commands over the WebSocket surface.

**Deployment** — Automated database migrations on every deploy path.

***

## May 29, 2026

**HIP-3** — Account state ties field-for-field to the venue including HIP-3 positions; orders return full trigger metadata across namespaces.

**Reliability** — Hardening against malformed exchange metadata.

***

## May 28, 2026

**Unified Balances** — New account balance endpoint with per-DEX HIP-3 breakdown, spot token balances at live pricing, and full unified-vs-standard margin-mode awareness.

**Documentation** — Balance semantics for bot developers: dynamic equity, collateral reserved by resting orders, and which field answers "deployable capital" per namespace.

***

## May 26, 2026

**Atomic Baskets** — Basket placement over v1 with structured per-leg reporting — every leg's outcome indexed to its request position.

**Infrastructure** — Gateway streaming layer scaled.

***

## May 25, 2026

**Complete at Market** — Sweep a running execution to fully filled on demand via the API.

**Pacemaker** — Expanded order reporting and status detail.

***

## May 23, 2026

**Stability** — Load-protection refinements across the execution path.

***

## May 22, 2026

**Pacemaker** — Minimum-duration guardrail across all input surfaces — API, baskets, monitors, webhooks, and UI.

**Performance** — Order placement latency substantially reduced under concurrent load.

***

## May 21, 2026

**Rate-Limit Efficiency** — Exchange rate-limit usage dramatically reduced for the same workload, with graceful throttling and clear retry guidance before venue limits are reached.

***

## May 20, 2026

**Multi-Wallet Bulk Operations** — The wallet selector applies to every bulk lifecycle endpoint, with atomic all-or-nothing semantics on bulk-by-id operations.

***

## May 18, 2026

**Wallet Lifecycle** — Disconnecting a wallet safely winds down everything bound to it — executions, monitors, baskets, and webhooks — with a preview disclosure before confirming and an opt-in restore on re-link.

**Account Badges** — Every strategy, monitor, webhook, and basket shows which wallet it belongs to, with editable per-wallet display labels in Settings.

**Documentation** — New wallet lifecycle chapter covering the binding model and restoration flow.

***

## May 17, 2026

**Multi-Wallet Routing** — New resolved-wallet response header shows exactly which wallet each API request acted on, with deterministic default-wallet selection.

**Sessions** — Sessions referencing a disconnected wallet downgrade gracefully with a clear banner instead of a forced sign-out.

***

## May 16, 2026

**Algorithm Validation Program** — All six execution algorithms validated end-to-end on mainnet, driven purely from the public documentation — auth, pricing, sizing, preview, launch, and completion.

***

## May 15, 2026

**Fill Accounting** — Exact fill accounting confirmed across concurrent multi-algorithm waves — zero discrepancies. Order records carry precise time-in-force and inline fill detail.

***

## May 14, 2026

**Connectivity Transparency** — New `_meta` WebSocket channel announces venue degradation and recovery in real time, per layer, and the welcome envelope includes a connectivity snapshot.

***

## May 9, 2026

**Schema Precision** — Per-algorithm parameter contracts tightened across Smart Exit, GhostSweep, FlowScale, and FlowBand: explicit required fields, clear per-field errors, and explicit range inputs.

***

## May 7, 2026

**Bot-Developer Validation** — Full Pacemaker executions on mainnet driven purely from the public docs, completing cleanly end-to-end with strong passive fill performance.

***

## May 5, 2026

**Multi-Wallet API** — The wallet selector header honored across the entire v1 API, with clean errors on invalid selection.

**Spot Symbols** — Fills return display symbols (e.g. HYPE/USDC) with filters accepting display form.

***

## May 3, 2026

**Observability** — End-to-end request correlation across edge and API, with idempotency keys echoed on all responses.

***

## May 2, 2026

**WebSocket Trading Complete** — Write commands live over the v1 WebSocket: place, cancel, modify, bulk-cancel, and algorithm launch — the full WebSocket command family is complete.

**Rate Limiting** — WebSocket commands consume weighted budget exactly like REST, with standard feedback.

**Push Parity** — account.state pushes position and balance updates alongside fills, plus funding and liquidation events — real-time parity with the UI.

***

## May 1, 2026

**WebSocket Read Commands** — Position, balance, orders, and fills queries over the live WebSocket connection, mirroring REST filters and data models exactly.

**Error Vocabulary** — A unified error vocabulary across REST and WebSocket, with a correlation ID on every command response.

***

## April 30, 2026

**Idempotency Retention** — Idempotency keys persisted on order records with long-horizon retention, so any write can be correlated to its stored response.

**Rate Limits** — New weights introspection endpoint.

***

## April 29, 2026

**Release Verification** — Live full-family verification across monitors, webhooks, baskets, and account surfaces. New account settings endpoint.

***

## April 28, 2026

**Platform Quality** — Detailed cancel reasons, expanded order statistics, explicit preview clamp notices, and full spot symbol routing — including slash-bearing pairs like UBTC/USDC.

**Launch Safety** — New launch-time sanity guard cross-checks independent pricing sources and rejects anomalies before any order is placed.

**Specification** — Refinement pass aligning the published contract precisely with shipped behavior.

***

## April 27, 2026

**Documentation** — Comprehensive documentation pass, including a new Instruments chapter covering the full perp, spot, and HIP-3 catalog and a rebuilt execution-detail reference.

***

## April 26, 2026

**Validation** — Algorithm launch parameters validated at the boundary with clear per-field errors. All six algorithm chapters expanded.

***

## April 23, 2026

**Webhooks Complete** — The full webhooks family live, including the TradingView-compatible receiver — verified with a production webhook firing a live execution end-to-end. Per-webhook cooldowns, daily caps, and dry-run support.

***

## April 22, 2026

**Baskets & Strategies API** — The baskets and strategies family live: basket reads, templates, fan-out control, and full strategy lifecycle with clean state semantics.

**Webhooks Management** — Create, update, delete, and atomic token rotation, with tokens redacted in listings.

**Stream Consistency** — A single canonical execution status vocabulary shared between REST and WebSocket.

***

## April 20, 2026

**Monitors API** — The full monitors family live with per-type validation.

**Order Placement API** — Direct order placement live over v1: single-request take-profit/stop-loss attachment, market orders with slippage protection, replay-safe idempotent placement, and strict symbol preflight.

***

## April 19, 2026

**All Algorithms Live on v1** — All six execution algorithms available in production through the unified execute API.

**Scope Enforcement** — API keys carry read/trade/algo scopes, enforced across the full surface with clean structured errors.

**Bot-Developer Documentation** — Complete integration bundle: authentication, all six algorithms with worked examples, execution lifecycle, error taxonomy, and a pre-production checklist.

***

## April 18, 2026

**v1 API Foundation** — The institutional API surface live in production: HMAC request authentication, standardized error envelopes with request IDs, weighted rate limiting with standard headers, and replay-protected idempotency.

***

## April 16, 2026

**Research** — "Whale Positions & Execution Costs" published, quantifying projected fee savings across public whale positions.

**Capacity** — Additional production capacity provisioned.

***

## April 14, 2026

**Credential Watchdog** — Agent-key status visible at a glance: revocation detection with a persistent banner and one-click reconnect flow.

**Provisioning** — Hardened node provisioning with fully automated teardown.

***

## April 13, 2026

**Sign-In Reliability** — Smoother wallet resolution for email-first accounts across all surfaces.

**Infrastructure** — Telegram routing rebuilt on direct addressing; email security audit passed clean (DMARC reject, SPF, DKIM, CAA).

***

## April 11, 2026

**Trading Feedback** — Leverage and margin-mode changes confirm success or failure explicitly, with venue errors translated into clear guidance. Risk checks value limit orders at their limit price.

***

## April 10, 2026

**Zero-Downtime Updates** — Fleet updates stage gracefully: running algorithms and monitors pause safely and resume after restart.

**Notifications** — Fully configurable notification system: master toggle, per-event controls, and durations — with fill notifications covering resting orders that fill later.

**Settings Sync** — UI settings persist server-side and follow the account across devices.

**Exchange Errors** — Venue rejections (margin, post-only, reduce-only, spot balance) surface as clear, human-readable messages.

***

## April 9, 2026

**Two-Factor Authentication** — TOTP-based 2FA with QR provisioning and recovery codes. Attempt rate limiting, session invalidation on enable, and email alerts on all 2FA state changes.

**Security** — No-cache headers on sensitive responses; full audit logging on authentication events.

**WalletConnect** — Agent naming uses the account handle for WalletConnect-created agents, matching the browser wallet path.

***

## April 8, 2026

**Authentication** — Registration completes with automatic login. Wallet disconnect and reconnect preserves agent credentials seamlessly.

**Account Recovery** — Forgot password flow with email verification and password reset.

**Improvements** — Session handling, credential routing, and login flow reliability.

***

## April 7, 2026

**Single-URL Architecture** — All users access the platform through a single URL with automatic routing to their assigned environment. No per-handle subdomains.

**Account System** — Email and password registration with handle selection. Login loads the full platform with live market data. Exchange connection is a separate configuration step. Password changes invalidate all other active sessions.

**Setup Mode** — Browse instruments, charts, and orderbooks before connecting a trading account. Connect flow activates trading seamlessly.

**Accounts Settings** — New tab in Settings showing exchange connection status with connect and disconnect controls.

***

## April 3, 2026

**Positions — Funding** — Cumulative funding column with tooltip showing all-time, since-open, and since-last-change variants. Live updates via WebSocket.

**Positions — Break-Even** — True break-even price computed from actual fill history. Includes entry cost, exchange fees, realized PnL, cumulative funding, and projected exit fees.

**BE Settings** — Configurable exit fee assumption with four presets from conservative to full maker, plus a custom slider.

***

## April 2, 2026

**Infrastructure** — New production node provisioned. Fleet capacity expanded.

**Analytics** — Post Only filter for maker-first algorithm executions. CSV export with full metrics.

**Improvements** — Fee processing and data integrity across all instrument types.

***

## April 1, 2026

**Execution Quality** — Dedicated analytics columns for all EQ metrics. Historical data backfilled across all environments.

**Analytics** — Fee Alpha, EQ vs Sweep, EQ vs Taker, and Builder Fee columns added to the execution analytics page.

***

## March 31, 2026

**Production Deployment** — EQ framework and order lifecycle improvements deployed to production and MT fleet.

**EQ Analysis** — First full dataset analysed. Fee alpha positive on 83% of executions.

***

## March 30, 2026

**Execution Quality** — EQ framework extended to all algorithm types. Builder fee isolated from exchange fees in all metrics.

**Improvements** — EQ scoring and cancel verification across all order lifecycle paths.

***

## March 28, 2026

**Execution Quality Framework** — Fee alpha quantifies the cost savings achieved by each execution against multiple benchmarks.

**Execution Algorithms** — Passive fill rate and order placement improvements across all algorithms.

***

## March 22, 2026

**Execution Algorithms** — Order placement, repricing, sizing, and pacing improvements. Resume-after-update preserves accumulated fill progress across backend restarts. Real-time order status rendering on the trajectory chart.

***

## March 19, 2026

**Wallet UX** — SIWE (EIP-4361) login signature with multi-tenant domain derivation. Platform favicon in wallet prompts and browser tabs.

**Webhooks** — Full system deployed and verified. TradingView alerts resolve parameters and launch executions automatically. Instrument selector with live market stats. Expandable fire history with payload inspection and JSON export. Global kill switch. Telegram notifications. Webhook source badge on the Strategies page.

***

## March 18, 2026

**Multi-Node Infrastructure** — Horizontal scaling across multiple nodes. Automated provisioning, fleet deployment, and clean teardown.

**Telegram** — Dynamic client discovery across all trading instances. Instant routing updates on registration and deregistration. Balance, algo control, and monitor commands available from any paired device.

**Account Equity** — Full equity calculation for registration and deposit screens matching Hyperliquid's total account value. Supports Unified, Standard, and Portfolio Margin account types with all spot assets.

**Support** — Monitor support requests use a structured form with email delivery and export attachment. Consistent experience across Strategies, Trade Monitors, and Debug Logs.

**Infrastructure** — Authenticated internal endpoints. Encryption keys preserved across lifecycle operations.

***

## March 17, 2026

**Pricing** — Four volume-based fee tiers on a rolling 14-day window: Standard (0.80 bps), Professional (0.60 bps), Institutional (0.40 bps), Elite (0.25 bps). Assessed daily, applied in real-time on each fill.

**Referral Program** — Referral codes with 25% builder fee share. Dashboard tracks referrals, volume, and rewards.

**Platform Updates** — User-controlled update flow. Algorithms pause safely, execution state persists, and crash recovery resumes paused algorithms automatically.

**Deposits** — In-app deposit modal with direct Hyperliquid balance display. Supports all spot assets with live market pricing.

**Liquidity Execution** — HIP-3 instruments added to Quick Trade with market stats, sortable columns, and DEX sub-filter.

**Documentation** — Getting Started guide updated for the current onboarding flow.

***

## March 16, 2026

**Security** — Response sanitisation across client-facing surfaces; action endpoints enforce POST-only.

**Multi-Wallet Access** — Linked wallets authenticate to the same trading instance. Email verification required before linking additional wallets.

**Wallet Access Guard** — All endpoints that accept a wallet address validate it belongs to the authenticated user.

**Settings** — Builder fee approval status, approve/revoke controls, and agent wallet management.

***

## March 15, 2026

**Dynamic Builder Fees** — Fee rate adjusts automatically based on rolling 14-day volume. Assessed daily. No re-approval required unless the new rate exceeds the previously approved maximum.

**Builder Fee Approval** — Approval flow validates against the current required rate. Re-approval prompt appears automatically if the fee changes.

**Trading Controls** — Execute button disabled with reason when builder fee approval is required.

***

## March 14, 2026

**Volume Tracking** — Daily volume breakdown: maker/taker split, manual vs algorithmic, per-algorithm volume, and symbol diversity.

**Fee Tiers** — Automated fee tier assessment based on rolling 14-day volume.

**Reconciliation** — Daily automated reconciliation of builder fees against Hyperliquid's on-chain data.

***

## March 13, 2026

**Platform Updates** — User-controlled update flow. Safety sequence pauses algorithms and saves execution state before restart. Records persist across restarts.

**Account Management** — Change email address from Settings with verification code.

***

## March 12, 2026

**Onboarding** — Streamlined registration flow. Handle selection, wallet connection, and fully provisioned trading instance in under 20 seconds.

**Email Registration** — Optional email and password during registration for account recovery and wallet management.

**Registration Protection** — Rate limiting, Hyperliquid account verification, and account status detection.

***

## March 11, 2026

**Dedicated Infrastructure** — Every trader receives an isolated environment with dedicated resources and independent exchange rate limits.

**Admin Operations** — User lifecycle management: deregister, suspend, unsuspend, and handle rename.

***

## March 10, 2026

**Execution Baskets** — Launch up to 10 algorithms simultaneously across a price range. Each level gets its own algorithm, side, size, and strategy preset. Tracked as a unit on the Strategies page with aggregate fill progress and grouped controls.

**Basket Builder** — Configuration interface for multi-level baskets. Quick Fill distributes size across levels with configurable bias. Per-level customization for algorithm type, strategy preset, post-only, and reduce-only.

**Basket Templates** — Save and reload basket configurations. Three platform presets included with every account. Up to 10 custom templates.

**Telegram** — `/baskets` and `/basket <n>` commands for remote monitoring. Pause All and Stop All available inline.

**Chart Integration** — Basket levels appear as order lines on the price chart.

**Clone & Edit** — Completed baskets can be cloned with the original configuration preserved.

***

## March 5, 2026

**Trade Monitors** — GhostSweep available as a monitor action. Trigger price fully configurable.

**Dashboard** — Trade Monitors added to the dashboard metrics strip.

**Order Book** — Depth feeds connect in parallel with automatic reconnection.

***

## March 4, 2026

**Telegram** — Centralized bot architecture. Single connection serves all client instances.

**Performance** — System status polling optimized.

**Fee Analysis** — Full history window coverage regardless of account age.

**Activity Log** — Persistent activity timeline across sessions.

***

## March 3, 2026

**Execution** — Clone and restart preserves all algo-specific parameters.

**Safety** — GhostSweep and Smart Exit display an immediate-execution warning when the trigger price is already crossed at submission.

**UI** — Price inputs use thousand separator formatting with instrument-correct decimal precision.

***

## March 2, 2026

**Execution** — Size variation across order levels for all algorithms. Clone and restart carries all algo-specific parameters.

**Trade Monitors** — Smart Exit fully configurable as a monitor action. Position size quick-select buttons (25%/50%/75%/100%).

***

## March 1, 2026

**Execution** — Algorithm completion and end-of-execution handling improvements across all algo types.

**Trade Monitors** — Action buttons show in-progress state during operations.

**Positions** — Unrealised PnL and return on equity sourced from exchange data.

***

## February 28, 2026

**Market Data Safety** — All algorithms detect stale market data. Warning at 30 seconds, auto-pause at 5 minutes with Telegram alert.

**Performance** — Execution log memory management. Full history preserved on disk.

**Status Page** — WebSocket health, per-algo execution state, and Trade Monitor detail.

**Improvements** — Fill and activity history persistence across sessions.

***

## February 26, 2026

**Update Flow** — Update banner persists across the session. Dismissal snoozes for 5 minutes. Update accessible from the navigation menu.

**Execution** — Resume All recovers paused executions after a backend restart.

***

## February 25, 2026

**Execution** — Cancel verification across all algorithms. Cancellations confirmed against live exchange state before resolution.

***

## February 24, 2026

**Security** — Credential encryption at rest, WAF rules with rate limiting and bot detection, credential audit logging, and agent key auto-expiry.

***

## February 23, 2026

**Design System** — Debug Logs, Rate Limits, and Status pages migrated to design system.

***

## February 22, 2026

**Design System** — Strategies, Dashboard, Fills, Instruments, Analysis, and Analytics pages migrated to design system.

**Algo Settings** — All six algo panels compacted with tooltip help icons.

***

## February 21, 2026

**Charts** — Algo execution orders display on the price chart.

**UI** — Registration page and redesigned wallet signing flow.

***

## February 20, 2026

**Execution Charts** — Charts show complete price history even when the browser was closed during an algo run.

**Safety** — Algos validate agent wallet authorization before launching. Automatic stop for unrecoverable wallet errors.

***

## February 19, 2026

**Documentation** — Published full platform documentation covering all six execution algorithms, platform features, security model, pricing, and onboarding flow.

**Chart Trading** — Documentation for chart trading feature.

***

## February 18, 2026

**Instrument Selector** — All available Hyperliquid instruments load on initial connection.