QXX.fi
NewStreaming SQL over markets & on-chain — live

One query surface for the world’s financial data.

QXX is a streaming-SQL platform for financial & market data. Subscribe to live results or query years of history through one surface — markets, on-chain and alternative data, typed and ready to query.

SOC 2–aligned · SSO / SAML · VPC & on-prem deployment

qxx › console
streaming
-- Live 1s candles, streamed as they print
select symbol, close, volume, ts
from   qxx.market.candles_1s
where  symbol in ('BTC-USD', 'ETH-USD', 'AAPL')
emit changes; -- query_mode = streaming
subscribed · qxx.market.candles_1s · emitting live
symbolclosechgvol
BTC-USD68,240.11+0.42%1.2K
ETH-USD3,412.06+1.84%4.8K
AAPL228.51+0.36%812
ES1! · S&P5,618.25+0.28%2.1K
EUR/USD1.0894-0.11%6.0K
live · 5 symbolsupdated just now
Datasets & views
+14 this quarter
0+
Metrics & fields
+38 added
0+
Events / sec
streaming now
46,200
Platform uptime
SLA-backed
0.00%
BTC-USD68,240.11 0.42%/
ETH-USD3,412.06 1.84%/
AAPL228.51 0.36%/
ES1! · S&P5,618.25 0.28%/
EUR/USD1.0894 0.11%/
US10Y4.21% 0.90%/
XAU/USD2,388.40 0.64%/
SOL-USD176.93 3.11%/
BTC · mktcap$1.34T 0.50%/
X posts/s1,240 6.20%/
BTC-USD68,240.11 0.42%/
ETH-USD3,412.06 1.84%/
AAPL228.51 0.36%/
ES1! · S&P5,618.25 0.28%/
EUR/USD1.0894 0.11%/
US10Y4.21% 0.90%/
XAU/USD2,388.40 0.64%/
SOL-USD176.93 3.11%/
BTC · mktcap$1.34T 0.50%/
X posts/s1,240 6.20%/
Coverage

A catalog that spans every market.

Markets, on-chain and alternative data are live today. Equities, FX, rates and more are landing on the same streaming-SQL surface — integrate once, grow into everything.

Live

Markets

Prices, trades and OHLC candlesticks from one-second to daily — with market cap and reference, normalized and query-ready.

  • Prices, trades & OHLC candles (1s–24h)
  • Market cap, volume & reference data
  • Typed, parameterized views
qxx.market.{candles_1s, trades, prices, mktcap}
live · 1s–24h
Live

On-chain

Blocks, transactions, DEX & lending events, token transfers and prices across 20+ chains.

20+ chains · live
Live

Social & alt-data

X posts, accounts and followers — alternative signal alongside price. (Beta)

beta · live
Soon

Equities

US & global equities: trades, quotes, corporate actions & fundamentals.

Global coverage
Soon

FX

Spot, forwards & NDFs across G10 majors and emerging-market pairs.

Majors + EM
Soon

Rates

Government & corporate instruments: yields, curves and spreads.

Curves & yields
One SQL surface

Same query, live or historical.

Write SQL once. Run it one-shot over full history, or subscribe to a live, continuously-updating result — no second system, no rewrite.

stream.sql
sql
1-- Same query — now a live subscription2select3  symbol, close, volume, ts4from   qxx.market.candles_1s5where  symbol in ('BTC-USD', 'ETH-USD')6emit changes; -- query_mode = streaming

emit changes · WebSocket & gRPC · typed SDKs

Solutions

One platform, tuned to how your team works.

Whether you answer to a risk committee or a latency budget, QXX meets you where you are.

Institutions & enterprises

Data infrastructure you can standardize on.

Governed, auditable access to every dataset — with the controls your risk and compliance teams sign off on, and SLAs your desks can depend on.

  • SSO / SAML & role-based access
  • Audit logs & full data lineage
  • Per-dataset SLAs & support
  • VPC & on-prem deployment
Explore
Quant & HFT

Built for the tape.

Low-latency streams and point-in-time history engineered for backtests and live signals — no survivorship bias, no midnight pipeline fixes.

  • Sub-second data freshness
  • Point-in-time-correct history
  • Co-located, low-latency delivery
  • Parquet & Arrow, backtest-ready
Explore
Developers & data teams

From zero to query in minutes.

The SQL you already know, typed SDKs and webhooks — with no pipelines to build or maintain. Ship a data-backed feature this afternoon.

  • SQL + typed SDKs
  • Webhooks & live streams
  • Generous free tier to start
  • No pipelines to operate
Explore
Why QXX

The parts that matter when data is the product.

One streaming-SQL surface, broad datasets, typed views and deep history — engineered to the standard institutional trading and research teams demand.

One surface

Streaming SQL + full history

Run SQL one-shot over history, or subscribe with emit changes to a live result. Same query, same schema — no second system to reconcile.

Breadth

Markets, on-chain & alt-data

Prices, trades and candles, on-chain activity and social data today — with equities, FX, rates and more on the same schema.

Views

Typed, parameterized views

Save queries as views: typed, filterable, sortable, searchable and parameterized columns your team can share and reuse.

Granularity

1-second to years

From one-second candles up to daily bars and years of point-in-time history — zoom across time in a single query.

Reliability

99.99% uptime, reconciled

Redundant pipelines with continuous reconciliation and per-dataset SLAs. Data you can safely put in production.

Security

Enterprise-ready by default

SOC 2-aligned controls, SSO / SAML, VPC & on-prem, encryption in transit and at rest, and complete audit logs.

Built for trading, quant & research teams

Meridian CapitalNorthwindAcadia MarketsCorvus TradingHalcyon ResearchVantage PointSolace DigitalIronwood
FAQ

Answers for teams evaluating QXX.

How the platform works, how you query it, and what it takes to run it in production.

Platform & data

QXX is a streaming-SQL platform for financial and market data. Markets (prices, trades and OHLC candles from one-second to daily) and on-chain data are live today, with social/alternative data available and equities, FX, rates, derivatives and reference data landing on the same surface.

Access & querying
Security & getting started
Get started

Put the world’s financial data behind one API.

Start on the free tier, or talk to us about coverage, SLAs and enterprise deployment. On-chain data is live today — the rest is landing on the same surface.

Usage-based pricing · Free tier · SOC 2–aligned