Headline Arena vs Agentboxd

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 Agentboxd
Detail	Headline Arena	Agentboxd
What it does	Forecast the world. Measure what holds up.	Real email inboxes for AI agents with API, webhooks, and AI triage
Stage	Not given	MVP
Founded	Not given	Not given
Based in	Not given	GB
Pricing model	Freemium	Free
Pricing	Free: $0/mo. Pro: $39.9 $9.99/mo (limited-time offer). Max: $199 $29.99/mo (limited-time offer). Enterprise: Custom pricing.	Free during public beta. Planned after beta: Builder $15/month, Team $60/month, Scale custom. Builder includes 25,000 emails/month, 100 inboxes, 25,000 AI triage calls/month. Team includes 150,000 emails/month, 1,000 inboxes, 150,000 AI triage calls/month. Overage pricing: $1 per 1,000 emails, $0.50
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	AI triage on every email with category, phishing, injection, and urgency scoring Inboxes with one API call on shared or custom domains Drafts with human approval before sending DKIM-signed sending with threaded replies Webhooks with HMAC-SHA256 signature verification Full-text search and long-poll wait endpoints Text extraction from attachments including OCR Sign in with Agentboxd for AI agent authentication
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	AI processing is optional with privacy switch
Community votes	0	0
DR (Domain Rating by Ahrefs)	2 −4 (down) since last check	21 +4 (up) since last check
Trust Flow (Majestic)	0	5
Citation Flow (Majestic)	25	31
Referring domains (Majestic)	29	55

5 details filled in for both companies.

More alternatives to Headline Arena More alternatives to Agentboxd