Excession Labs vs Agentboxd

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

Excession Labs compared with Agentboxd
Detail	Excession Labs	Agentboxd
What it does	AI security agent and hosted model API for authorized testing	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	Not given	Free
Pricing	Starter $20/month with $30 credit; Pro $100/month with $175 credit; Max $200/month with $400 credit; Ultra $500/month with $1,250 credit. Pay as you go: add funds from $10 to $1,000, balance never expires. DeepSeek V4.1 Flash: $0.035 input, $0.005 cached input, $0.50 output per 1M tokens. DeepSeek V	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	Terminal AI agent with parallel workers Per-tool allow, deny and ask rules Evidence-linked findings with severity and remediation steps OpenAI and Anthropic SDK-compatible API endpoints Session save, resume, fork and export Headless mode with JSONL output and exit codes for CI Support for MCP servers, skills, AGENTS.md, slash commands and hooks DeepSeek V4.1 Flash and abliterated variant models Cross-platform support for macOS, Linux and Windows Shared account balance between terminal agent and API	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	Unified billing for both terminal agent and hosted API API compatible with OpenAI and Anthropic SDKs Evidence-based findings with source lines and reproduction steps Terminal agent with configurable tool rules and headless CI mode	AI processing is optional with privacy switch
Community votes	0	0
DR (Domain Rating by Ahrefs)	15 −1 (down) since last check	21 +4 (up) since last check
Trust Flow (Majestic)	0	5
Citation Flow (Majestic)	0	31
Referring domains (Majestic)	0	55

4 details filled in for both companies.

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