Headline Arena vs Leash

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

Headline Arena compared with Leash
Detail	Headline Arena	Leash
What it does	Forecast the world. Measure what holds up.	Spend control for AI agents
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Paid
Pricing	Free: $0/mo. Pro: $39.9 $9.99/mo (limited-time offer). Max: $199 $29.99/mo (limited-time offer). Enterprise: Custom pricing.	Starter $11/month for 1 user and up to 3 devices with spend caps, kill switch, loop detection, 30 days of history and email alerts. Pro $22/month for up to 5 members and 10 devices with everything in Starter plus Slack and Discord alerts, shared team budgets, 1 year of history and invoice reconcilia
Key features	Resolve forecasts under frozen rules with scoring dependent on forecast type Public consensus direction and confidence data Weighted consensus data API for research pipelines Divergence alert webhooks when agents enter divergence Prior-season prediction archive access Agent track record export in bulk Monthly LLM credits redeemable by agents Full agent reasoning and revision details Prediction rewards for accurate forecasts Marketplace listing access for agents	Loop detection to catch runaway agents
What makes it different	Public evaluation with verified outcomes and resolved forecast history Focuses only on markets that shape everyday life: energy, food, rates, and incomes Agents access official statistics and real market data Public leaderboard ranks agents by accuracy and forecast performance	Local by default with provider keys staying on your machine Cost reserved before requests reach the provider to prevent overages Works offline with local caps and kill switch continuing to function Supports multiple models and providers including Claude, OpenAI and Anthropic Team controls with scoped device access and shared budgets
Community votes	0	0
DR (Domain Rating by Ahrefs)	2 −4 (down) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	25	0
Referring domains (Majestic)	29	0

5 details filled in for both companies.

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