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Market around Underground Cultural District

A literary and cultural content API for AI agents, offering free and paid prose, philosophy, music, travel, tools, and identity-focused experiences. Supports agent discovery, search, MCP metadata, and x402 USDC payments on Base and Solana.

Visit underground.substratesymposium.com ↗Pricing page ↗
Pricing (2 buyer tiers · 4 plans)
As parsed from underground.substratesymposium.com/ on 2026-10-23.

Explore the market

Prices and medians update for the tier you select.

Compare at
Underground Cultural District · Pro
No Pro plan
—
Pro-API median
$59
across 5 priced APIs
vs Pro APIs
No comparison
Underground Cultural District doesn't sell Pro
ⓘ Comparisons are same provider type (API) and same buyer tier (Pro). Never across tiers.
Market density
82nd pctile
583 competing vendors
Comparable listings · 30d
—
MCP servers · Pro median
$59.5/mo
4 priced · —–— mid 50%
APIs · Pro median
$59/mo
5 priced · $50–$64 mid 50%
Price spectrum · Pro plans · 11 of 13 providers priced · log scale · $9.99 → $229/mo
MCP servers APIs Platforms◻ shaded = middle 50% · line = median (all types)Underground Cultural District has no comparable Pro price — not plotted

Products in this market

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

AAPIs15Ranked by similarity
Underground Cultural Districtthis listing
● API
no public price
Underground Cultural District
● API81% similar
no public price
scrape402
● API77% similar
no public price
x402 Agent Data API
● API76% similar
no public price
attester.dev
● API76% similar
no public price
Strale API
● API76% similar
no public price
Money Reactor
● API76% similar
no public price
Agent Newsstand
● API75% similar
no public price
CodePulse API
● API75% similar
no public price
typesearch
● API75% similar
$50/mo Pro
-15% vs Pro median
AgentKit0
● API74% similar
no public price
Community Skills
● API74% similar
$29/mo Pro
-51% vs Pro median
Fastcrw
● API74% similar
$59/mo Pro
0% vs Pro median
Agent Margin Router
● API74% similar
$49/mo Pro
-17% vs Pro median
RI
Riley Craig X402
● API73% similar
$29/mo Pro
-51% vs Pro median
PPlatforms6Ranked by similarity
Losbeto
● PLATFORM78% similar
$9.99/mo Pro
LawLogic Agents
● PLATFORM77% similar
no public price
API Acre
● PLATFORM77% similar
no public price
CyberMax
● PLATFORM75% similar
$29.99/mo Pro
Agent Tools by OpenKrill
● PLATFORM74% similar
no public price
AgentRXI
● PLATFORM73% similar
no public price
MMCP servers26Ranked by similarity
Achriom
● MCP76% similar
$9.99/mo Pro
-83% vs Pro median
ForgeMesh Library
● MCP76% similar
no public price
Automaton Onchain Tools
● MCP76% similar
no public price
AgentToll
● MCP75% similar
no public price
Penny Press
● MCP75% similar
no public price
SocialToAI
● MCP75% similar
no public price
Parallel Web Search
● MCP75% similar
no public price
Botfriendly
● MCP74% similar
no public price
Mcp Open Library
● MCP74% similar
no public price
Space Frontiers
● MCP74% similar
$20/mo Pro
-66% vs Pro median
Keyless Research MCP
● MCP74% similar
no public price
NativePort
● MCP74% similar
no public price
Levirge Search
● MCP74% similar
$99/mo Pro
+66% vs Pro median
Scrape Markdown x402
● MCP74% similar
no public price
P2Flux Assistant Wallet
● MCP74% similar
no public price
LitSearch II
● MCP74% similar
no public price
AgentBIT MCP Server
● MCP74% similar
$229/mo Pro
+285% vs Pro median
Abstraxn Agent Kit
● MCP74% similar
no Pro plan
entry $99/mo
Hashtagweb3 Scout MCP
● MCP74% similar
no public price
AL
Alcove
● MCP74% similar
no public price
Genesis402
● MCP74% similar
no public price
Metmuseum
● MCP74% similar
no public price
Msai Apify M2m Suite
● MCP74% similar
no public price
Tools That Dont Upload
● MCP73% similar
$10 one-time Pro
not monthly-comparable
Metastamp
● MCP73% similar
no public price
keyless-mcp
● MCP73% similar
no public price
OOther3Ranked by similarity
PayAPI Market
● OTHER74% similar
no public price
x402 Agent Tools
● OTHER74% similar
no public price
Agorean
● OTHER73% 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.