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Market around GBook

A Windows-local AI reading web app for importing books, highlighting and annotating passages, and discussing selected text with ChatGPT. Includes a standalone TypeScript STDIO MCP server backed by the same library and database.

Visit github.com ↗

Explore the market

Prices and medians update for the tier you select.

Compare at
GBook · Pro
No Pro plan
—
Pro-provider median
—
insufficient comparable pricing
vs Pro providers
No comparison
GBook doesn't sell Pro
ⓘ Comparisons are same provider type (provider) and same buyer tier (Pro). Never across tiers.
Market density
25th pctile
31 competing vendors
Comparable listings · 30d
—
MCP servers · Pro median
$7.5/mo
3 priced · —–— mid 50%
Price spectrum · Pro plans · 3 of 5 providers priced · log scale · $1.99 → $50/mo
MCP servers◻ shaded = middle 50% · line = median (all types)GBook has no comparable Pro price — not plotted

Products in this market

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

OOther1Ranked by similarity
GBookthis listing
● OTHER
no public price
MMCP servers11Ranked by similarity
beook-mcp
● MCP74% similar
no public price
Calibremcp
● MCP73% similar
no public price
Co-Reading MCP
● MCP72% similar
no public price
Corpus MCP
● MCP72% similar
no public price
Tasogare
● MCP72% similar
no public price
WeRead MCP
● MCP71% similar
no public price
MCP Calibre
● MCP71% similar
no public price
Link Garden
● MCP71% similar
no public price
AsterMind MCP
● MCP71% similar
no public price
Highlyt
● MCP70% similar
no public price
Teleprompter for ChatGPT and Codex
● MCP70% 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.