InputBuffer vs Sellio

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

InputBuffer compared with Sellio
Detail	InputBuffer	Sellio
What it does	AI-organized feedback for anyone building software	AI customer support in one shared inbox with live chat, WhatsApp, Instagram, Telegram, and email
Stage	Not given	Startup
Founded	Not given	2025
Based in	US	MA
Pricing model	Contact for pricing	Freemium
Pricing	Custom pricing based on needs	Free plan with shared inbox and website chat, 2 seats, and 5 AI conversations included. Mini plan at $20/month with 5 seats and $5 included AI credits. Essentials at $95/month with 10 seats and $25 included AI credits. Plus at $295/month with 50+ seats and $75 included AI credits. Annual billing ava
Key features	Automatic AI categorization without manual tagging Natural language query interface for feedback analysis Collects feedback from users, agents, and custom systems Web widget for in-app feedback collection API for feedback submission and integration Agent feedback reporting with embedded instructions Feedback answers cited with source items Planned integrations with GitHub, Slack, and app stores	Shared inbox for all customer conversations Live chat widget with one-line installation Multi-channel support: website chat, WhatsApp, Instagram, Telegram, email AI agents trained on your own knowledge base and docs Ticketing system for ongoing work Workflow automation builder Team assignment and routing rules Support analytics and CSAT ratings Desktop app for macOS with Windows coming soon Conversation history and context preservation across channels
What makes it different	Captures feedback from AI agents as well as users Automatic categorization without requiring manual tagging setup Query feedback in plain English with cited answers Single unified inbox for all feedback sources	All channels in one inbox instead of requiring separate tools AI agents trained on your own docs rather than generic responses Free plan forever with no time limits or card required Significantly cheaper pricing than Zendesk, Intercom and LiveChat Designed for simplicity with no complex enterprise software required
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	2 no change since last check	15 +1 (up) since last check
Trust Flow (Majestic)	1	5
Citation Flow (Majestic)	22	31
Referring domains (Majestic)	9	61

6 details filled in for both companies.

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