Reference implementation of the iwant.fyi demand-side protocol v1.0. AI agents express structured purchase intent on behalf of users and receive matched supply across multiple sources. MCP-native with HTTP fallback. Category-agnostic matching that respects structured constraints
Prices and medians update for the tier you select.
Compare at
GPTrader · Pro
No Pro plan
—
Pro-agent median
$19
across 3 priced agents
vs Pro agents
No comparison
GPTrader doesn't sell Pro
ⓘ Comparisons are same provider type (agent) and same buyer tier (Pro). Never across tiers.
Market density
52nd pctile
78 strong substitutes
Price momentum · 31d
-39.9%
Agents · Pro median
$19/mo
3 priced · $10.13–$49 mid 50%
MCP servers · Pro median
$74.5/mo
10 priced · $34–$399 mid 50%
APIs · Pro median
$99/mo
1 priced · $99–$99 mid 50%
Platforms · Pro median
$9.99/mo
1 priced · $9.99–$9.99 mid 50%
Agents cost 0.3× MCP servers at the Pro tier.
Price spectrum · Pro plans · 10 of 16 providers priced · log scale · $1.25 → $499/mo
Agents MCP servers APIs Platforms◻ shaded = middle 50% · line = median (all types)GPTrader has no comparable Pro price — not plotted
Products in this market
Ranked by how closely each one matches GPTrader's job. Prices show each provider's Pro state; entry prices are labelled as such. Unpriced products still belong to the market.
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.