Market around Hollow

Open-source personal voice assistant in Brazilian Portuguese that uses an LLM with function calling to manage calendars, tasks, and email. Built with FastAPI, React, and WebSocket.

Visit github.com ↗Pricing page ↗

Explore the market

Prices and medians update for the tier you select.

Compare at

Hollow · Pro

No Pro plan

—

Pro-agent median

$35

across 8 priced agents

vs Pro agents

No comparison

Hollow doesn't sell Pro

ⓘ Comparisons are same provider type (agent) and same buyer tier (Pro). Never across tiers.

Market density

11th pctile

2 competing vendors

Comparable listings · 30d

Flat

limited data · 2 priced comparables

Agents · Pro median

$35/mo

8 priced · $25.37–$56.5 mid 50%

Price spectrum · Pro plans · 11 of 13 providers priced · log scale · $1 → $79/mo

Agents MCP servers◻ shaded = middle 50% · line = median (all types)Hollow has no comparable Pro price — not plotted

Products in this market

Ranked by how closely each one matches Hollow's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.

AAgents7Ranked by similarity

Polyglot Booking Agent

Smart Personal Ai Agent

● AGENT71% similar

no public price

Market = the products most similar to this one by capability; prices are median / quartiles over its priced members, separated by provider type and buyer tier.