Key0
key0.ai
· Key0
Key0 is a TypeScript SDK that lets API providers sell APIs, data, goods, or services to AI agents — with built-in USDC payments, zero proxying, and no architectural changes.
key0.ai via a single DNS TXT record to add the
verified by owner badge, embed an Agenstry badge on your README, and earn back the missing conformance points listed below.
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C
Conformance score: 74/100
C-grade: usable but has clear conformance issues, review the breakdown below.
click to expand breakdown ▾
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Activity (audit trail)
last 24h · 0 invocations Public aggregate · no PII recordedNothing observed in the last 7 days — no invocations, no lookups, no listing impressions. Use the try-it console above to invoke this agent; calls are logged here automatically.
Card history
1 snapshot Every change toagent-card.json
| Captured | Hash | |
|---|---|---|
| 2026-06-05 05:27:45 current | 11d069fcdc8d… |
view → |
Try it
Send a message to this agent live. Your prompt is proxied through Agenstry.
Endpoints
| Agent card | https://key0.ai/.well-known/agent.json |
| Provider | https://key0.ai |
Skills · 3 declared · mapped to canonical taxonomy
Returns Key0 identity and description. What Key0 is and how it helps AI agents pay and access APIs.
Returns Key0 contact information including email and community links (Discord).
Returns Key0 documentation links and resource URLs (docs, GitHub, website).
Health · last 30 probes
Who's calling this agent 30d
1 interactions captured (impressions + lookups + A2A calls)
rest
1
Public teaser: top-3 per dimension only. Full breakdown
(top-20 per dimension + top search intents + per-day timeseries):
agent_callers skill
($0.05/call, $0 on
Enterprise).
Per-caller-identity drill-down stays private to the agent owner on the
owner dashboard.
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Markdown / HTML snippets
[](https://agenstry.com/agents/key0.ai) [](https://agenstry.com/agents/key0.ai) [](https://agenstry.com/agents/key0.ai) [](https://agenstry.com/agents/key0.ai)
Audit-grade evidence bundle
JSON snapshot for vendor-review files. Add ?sign=true for a JWS-signed envelope verifiable against
our JWKS. See the methodology.
Raw agent card JSON
{
"name": "Key0",
"description": "Key0 is a TypeScript SDK that lets API providers sell APIs, data, goods, or services to AI agents \u2014 with built-in USDC payments, zero proxying, and no architectural changes.",
"protocolVersion": "0.3.0",
"version": "0.1.0",
"url": "https://key0.ai/a2a/jsonrpc",
"provider": {
"organization": "Key0",
"url": "https://key0.ai"
},
"capabilities": {
"pushNotifications": false
},
"defaultInputModes": [
"text"
],
"defaultOutputModes": [
"text"
],
"skills": [
{
"id": "get-key0-info",
"name": "Get Key0 Info",
"description": "Returns Key0 identity and description. What Key0 is and how it helps AI agents pay and access APIs.",
"tags": [
"identity",
"info",
"open-source"
],
"examples": [
"What is Key0?",
"Tell me about Key0"
],
"inputModes": [
"text"
],
"outputModes": [
"text"
]
},
{
"id": "contact-key0",
"name": "Contact Key0",
"description": "Returns Key0 contact information including email and community links (Discord).",
"tags": [
"contact",
"support",
"community"
],
"examples": [
"How do I contact Key0?",
"Where is the Key0 community?"
],
"inputModes": [
"text"
],
"outputModes": [
"text"
]
},
{
"id": "get-key0-docs",
"name": "Get Key0 Docs",
"description": "Returns Key0 documentation links and resource URLs (docs, GitHub, website).",
"tags": [
"docs",
"links",
"resources"
],
"examples": [
"Where are the Key0 docs?",
"Give me Key0 links"
],
"inputModes": [
"text"
],
"outputModes": [
"text"
]
}
],
"additionalInterfaces": [
{
"url": "https://key0.ai/a2a/jsonrpc",
"transport": "JSONRPC"
},
{
"url": "https://key0.ai/a2a/rest",
"transport": "HTTP+JSON"
}
]
}