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2026-06-30

MCP
  • MCP Server [NEW]
    • Added documentation for the Pacifica MCP server (@pacifica-fi/mcp-server), which exposes the REST API as Model Context Protocol tools
    • Covers the Claude Desktop quickstart, configuration (environment variables, auth modes, security), client setup for Claude Code, OpenAI Codex, Factory, Hermes, and Crush, and the full tool reference
    • Documents the on-chain funding tools mintUsdp (testnet faucet) and depositUsdp (deposit USDC/USDP into your exchange balance), plus the SOLANA_RPC_URL, PACIFICA_PROGRAM_ID, and PACIFICA_USDC_MINT environment variables

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2026-05-04

Docs
  • Vaults [NEW]
    • Added a new vaults section covering overview, depositing, managing a vault, profit and loss, and risk controls
REST API
  • Vaults [NEW]
    • Added REST API docs for vault creation, deposits, withdrawals, manager claims, referral codes, deposit cap updates, whitelist/blacklist updates, max leverage updates, and vault listing under /api/v1/lake/*
  • Operation Types [UPDATE]
    • Added signing operation types for all documented vault endpoints

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2026-04-23

REST API & WS
  • Batch order [UPDATE]
    • Expanded action types: CreateMarket, Edit, SetPositionTpsl, CancelStopOrder now supported alongside Create and Cancel
  • Added builder_code parameter to all order creation endpoints [UPDATE]
    • Supports Builder Program fee attribution (3-16 alphanumeric characters)
  • Added trigger_price_type to all stop order and TP/SL configurations [UPDATE]
    • Options: mark_price (default), last_trade_price, mid_price
REST API WebSocket
  • Account transfers [NEW]
    • Real-time deposit, withdrawal, and transfer event stream
  • Account info [UPDATE]
    • Added sb (spot_balances) field with per-asset collateral details
  • Account order updates [UPDATE]
    • Added tp (trigger_price_type) field
    • Added order types: stop_limit, stop_market, take_profit_limit, stop_loss_limit, take_profit_market, stop_loss_market

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2026-03-11

  • Account settings REST API to include margin_settings, spot_settings and auto_lend_disabled, in order to support spot assets and unified margin [UPDATE]

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2026-02-19

  • VIP Tier rate-limits increased [UPDATE]

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2026-02-05

  • Remove account_orders websocket endpoint. Note that open orders snapshot can be obtained from REST API /api/v1/orders and real time order updates can be obtained from websocket account_order_updates [UPDATE]
  • Enforce main+subaccount rate limit based on fee tier for requests with API Config Keys [NEW]

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2026-01-24

  • Update agg_level to 1, 10, 100, 1000, 10000 for api/v1/book and websocket book [UPDATE]

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2026-01-20

  • Add maker_fee and taker_fee to /api/v1/account endpoint [UPDATE]

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2026-01-12

  • Add li (last order id) to bbo websocket stream [UPDATE]

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2026-01-01

  • Add li (last order id) to orderbook websocket stream [UPDATE]

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2025-12-16

WebSocket
  • Initialization added to account_orders endpoint [UPDATE]
    • account_orders endpoint now sends snapshot of account’s open orders upon subscription.

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2025-12-06

REST API & WS
  • Last order ID added [NEW]
    • Added field in multiple REST and WS endpoints as an exchange-wide identifier to order all exchange events

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2025-11-19

REST API
  • Market info endpoint updated [UPDATE]
    • Added created_at field to /api/v1/info response showing when each market was listed
WEBSOCKET
  • Account positions snapshot [UPDATE]
    • account_positions websocket endpoint now returns immediate snapshot of current positions upon subscription
  • Batch orders [NEW]
    • Order batching now supported via websocket
  • Best bid offer (BBO) [NEW]
    • bbo endpoint now supported via websocket
    • constantly streams top of book for selected symbol
REST API & WS
  • Edit order type added [NEW]
    • Added endpoint in REST and WS to edit price and/or size of existing orders
  • Mark price candle added [NEW]
    • Added endpoint in REST and WS to show mark price candles
    • Returns candle data based on mark price instead of traded prices
  • Batch order speed bump optimization [UPDATE]
    • Speed bump now applied conditionally based on order types in batch
    • Only applied if batch contains market orders or limit orders with TIF GTC/IOC
    • Speed bump not applied if batch only contains ALO/TOB orders, cancellations, or TP/SL updates

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2025-11-12

GENERAL API
  • Taker latency increased. [UPDATE]
    • All market orders, TIF GTC, and TIF IOC orders are subject to a ~200ms delay

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2025-11-10

REST API & WS

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2025-11-09

GENERAL API
  • Taker latency added. [NEW]
    • All market orders, TIF GTC, and TIF IOC orders are subject to a randomized 50-100ms delay

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2025-10-30

REST API
  • Cursor based pagination added for all history endpoints [UPDATE]
    • Offset pagination deprecated

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2025-10-25

REST API
  • List subaccounts [NEW]
    • Added a new endpoint to retrieve subaccount information
WEBSOCKET
  • Orderbook websocket [UPDATE]
    • ‘book’ websocket update interval improved from 500ms to 100ms