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Market around Send21io

Non-custodial pay links for humans and AI agents: BTC on-chain and Lightning, USDC, USDT, EURC, SOL, ETH. The agent proposes a payment draft and the payer signs in their own wallet. send21 never holds keys or funds.

Visit send21.io ↗Pricing page ↗
Pricing (1 buyer tier · 9 plans)
As parsed from send21.io/pricing on 2026-10-23.

Explore the market

Prices and medians update for the tier you select.

Compare at
Send21io Mcp · Pro
No Pro plan
—
Pro-MCP server median
$36
across 3 priced MCP servers
vs Pro MCP servers
No comparison
Send21io Mcp doesn't sell Pro
ⓘ Comparisons are same provider type (MCP server) and same buyer tier (Pro). Never across tiers.
Market density
43rd pctile
4 competing vendors
Comparable listings · 30d
Flat
limited data · 0 priced comparables
MCP servers · Pro median
$36/mo
3 priced · —–— mid 50%
Price spectrum · Pro plans · 4 of 5 providers priced · log scale · $19.9 → $100/mo
MCP servers Platforms◻ shaded = middle 50% · line = median (all types)Send21io Mcp has no comparable Pro price — not plotted

Products in this market

Ranked by how closely each one matches Send21io Mcp's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.

MMCP servers26Ranked by similarity
Send21iothis listing
● MCP
no public price
x402 Micro Tollgate
● MCP77% similar
no public price
FiatDock
● MCP76% similar
no Pro plan
entry $20/mo
Aipp Monetize
● MCP75% similar
no public price
Payments
● MCP75% similar
no public price
Paypal
● MCP74% similar
no public price
Spraay
● MCP74% similar
$99/mo Pro
+175% vs Pro median
StableOps Agent Payments MCP Server
● MCP73% similar
no public price
MixPay MCP
● MCP73% similar
no public price
agent-payments
● MCP73% similar
no public price
IDPHANTOM MCP Server
● MCP73% similar
no public price
AsterPay
● MCP73% similar
no public price
Rentahuman 2
● MCP73% similar
no public price
Mercadopleis
● MCP73% similar
no public price
X402 Freeq One
● MCP72% similar
no public price
Taskfuel
● MCP72% similar
no public price
agentic-swarm-marketplace
● MCP72% similar
no public price
Coin Railz
● MCP71% similar
no public price
Dashadventure0 Agent Embassy
● MCP71% similar
no public price
Eqvps
● MCP71% similar
$28/mo Pro
-22% vs Pro median
X402
● MCP70% similar
no public price
IMBA Agent API
● MCP70% similar
no public price
Ai Agent Hub
● MCP70% similar
no public price
Pink Agentic Payments MCP
● MCP70% similar
no public price
Dexl Agents
● MCP70% similar
no public price
AgentBroker
● MCP70% similar
no public price
PPlatforms9Ranked by similarity
OpenSpender
● PLATFORM77% similar
no public price
Central City
● PLATFORM73% similar
no public price
A-Identity
● PLATFORM72% similar
no public price
Payments AI
● PLATFORM72% similar
no public price
Pyrimid
● PLATFORM72% similar
no public price
AbaPay Rails
● PLATFORM71% similar
no public price
Blaze
● PLATFORM71% similar
$100/mo Pro
Agishub
● PLATFORM71% similar
no public price
GoAssay AI
● PLATFORM71% similar
no public price
OOther3Ranked by similarity
RailFi
● OTHER74% similar
no public price
MCPay
● OTHER73% similar
no public price
PayLink Guard
● OTHER72% similar
no public price
FFrameworks1Ranked by similarity
M2MCent SDK
● FRAMEWORK72% 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.