SiftingIO vs Spend Brake

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

SiftingIO compared with Spend Brake
Detail	SiftingIO	Spend Brake
What it does	Market data API for stocks, forex, crypto, and commodities	Hard dollar caps for every paid API your apps and agents call, enforced before the request leaves
Stage	Startup	Not given
Founded	2025	Not given
Based in	US	BG
Pricing model	Freemium	Freemium
Pricing	Free tier: 10,000 REST calls/month, 60 req/min rate limit, 1 WebSocket connection, 5 symbol subscriptions, full historical depth. Crypto Builder: $79/mo (billed annually), 250,000 REST calls/month, 100 req/sec rate limit, 3 WebSocket connections, 100 symbol subscriptions. Crypto Pro: $239/mo (billed	Free plan: $0, up to $50/month protected spend, 1 key, 1 provider, 10,000 requests/month, 20 agent sessions/month. Indie: $9/month, unlimited keys, 2 providers, 100,000 requests/month, 100 agent sessions/month. Team: $49/month, unlimited keys, 5 providers, 1,000,000 requests/month, 500 agent session
Key features	Real-time cryptocurrency market data aggregated across major centralized venues Real-time US equities, ETF, and ADR quotes with corporate actions and fundamentals Foreign exchange data for majors, minors, and exotic pairs from multiple global liquidity sources Commodities data for metals, energy, and agricultural markets DEX and DeFi data with swap-level activity and pool state across multiple blockchains On-chain fundamentals including TVL, supply, holder counts, and protocol-level metrics REST and WebSocket access with sub-100ms delivery latency Multi-venue price aggregation and normalization into unified JSON schema	Session keys for AI agents with independent budgets Support for Google Maps, Twilio, Mapbox, HERE, Tavily, Exa, Brave and SerpApi Self-hosted option with Docker Compose and offline license verification
What makes it different	Single credential and unified schema across all asset classes eliminates need for multiple vendor integrations Same production stack and API for free tier through enterprise, enabling seamless scaling without rebuilding Team built and operated by market data engineers with over a decade of experience shipping institutional infrastructure	Atomic enforcement of all caps simultaneously so parallel requests cannot slip past together Provider keys never exposed to client applications, only revocable virtual keys
Community votes	0	0
DR (Domain Rating by Ahrefs)	40 +2 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	24	0
Citation Flow (Majestic)	32	0
Referring domains (Majestic)	131	0

6 details filled in for both companies.

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