75
A2A
A2A 0.3.0
v0.1.0
AP2 payments
x402 micropay
Solvela
api.solvela.ai
Solana-native AI agent payment gateway — pay for LLM API calls with USDC-SPL via x402
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Verify the domain
api.solvela.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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Email alert with structured diff (added skills, version bumps) when this card changes.
Enterprise feature.
Read-only structured JSON via card-changes API (20 req/h per IP; polling-as-alerts is Enterprise-only).
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Trust score
26/100
grade F · 9 criteria
Uptime
accumulating
3/5 probes
~193 ms response
Revenue · 30d
—
no payment wallet declared
Usage · 7d
0
no recent activity
Card drift · 7d
changed
1 snapshots tracked
Owner
unverified
claim this listing →
F
Conformance score: 26/100
F-grade: card is reachable but fails most operational signals.
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F
Conformance score: 26/100
F-grade: card is reachable but fails most operational signals.
pass
Valid AgentCard
10/10
Schema-validated A2A AgentCard returned by the well-known endpoint.
fail
Live JSON-RPC
0/25
Card declares a URL but that URL returns 404.
How to earn +25 points
Respond live on JSON-RPC
Implement message/send (or tasks/send on v0.x). Return a 200 with a valid JSON-RPC response. Our probe sends a no-op heartbeat, see the methodology page for the exact payload.
Docs →
partial
Protocol version
5/10
Declares pre-1.0 A2A 0.3.0 (Google preview). Upgrade to v1.x for full points.
How to earn +5 points
Declare protocolVersion
Add `"protocolVersion": "1.0"` to the AgentCard root. Without it, callers can't negotiate v0.x vs v1.0 compatibility.
Docs →
info
JWS signature
0/10
Card is unsigned (most published agents are).
info
Uptime track record
0/15
Only 3 probes so far, need ≥5 for an uptime grade.
partial
Skill declaration
6/10
Declares 1 skill, usable but thin.
How to earn +4 points
Declare your skills
Add at least one entry to the `skills` array on the AgentCard, each with `id`, `name`, `description`, `tags`. We canonicalise these into the global skill taxonomy on next probe.
Docs →
fail
Verified Identity
0/10
No provider organisation declared. Anonymous agent.
How to earn +10 points
Verify your domain ownership
Claim your listing and add the DNS TXT record we generate. Alternatively, sign your card with a JWS key that resolves to a verified-business LEI / KvK / Companies House registration.
Docs →
pass
Freshness + modern flags
5/5
declares 2 modern capability flag(s) (ap2, x402); seen in upstream source within 0d
info
Security declaration
0/5
No securitySchemes declared (common for open agents, not penalised).
⚠ Card drift detected. This agent's
agent-card.json changed within the last 7 days. We track these so downstream callers can react.
Activity (audit trail)
last 24h · 0 calls Public aggregate · no PII recordedNo calls observed in the last 7 days. 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 | |
|---|---|---|
| 2026-06-15 18:26:14 current | 768ae384802a… |
view → |
Uptime
100.0%
3 probes
Response
169ms
last probe
Skills
1
declared
Streaming
✓
SSE-capable
Skills · 1 declared · mapped to canonical taxonomy
Chat Completion
Proxy AI chat completions to multiple LLM providers (OpenAI, Anthropic, Google, xAI, DeepSeek)
llmchatcompletionsaix402
Health · last 3 probes
Cheaper or better alternatives per-skill
↑ 1 higher quality
For each canonical skill this agent serves, the cheapest priced competitor and the highest-quality competitor. Only shown when at least one beats the current agent. Skills where this agent is already best on both axes are hidden.
Text-to-Speech
media
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[](https://agenstry.com/agents/api.solvela.ai) [](https://agenstry.com/agents/api.solvela.ai) [](https://agenstry.com/agents/api.solvela.ai) [](https://agenstry.com/agents/api.solvela.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": "Solvela",
"description": "Solana-native AI agent payment gateway \u2014 pay for LLM API calls with USDC-SPL via x402",
"url": "https://api.solvela.ai",
"version": "0.1.0",
"protocolVersion": "0.3.0",
"preferredTransport": "JSONRPC",
"defaultInputModes": [
"text/plain"
],
"defaultOutputModes": [
"text/plain"
],
"capabilities": {
"streaming": true,
"pushNotifications": false,
"extensions": [
{
"uri": "https://github.com/google-agentic-commerce/ap2/tree/v0.1",
"description": "AP2 merchant for AI agent LLM payments",
"required": true,
"params": {
"roles": [
"merchant"
]
}
},
{
"uri": "https://github.com/google-a2a/a2a-x402/v0.1",
"description": "x402 on-chain settlement via Solana USDC-SPL",
"required": true,
"params": {
"network": "solana",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"schemes": [
"exact",
"escrow"
]
}
}
]
},
"skills": [
{
"id": "chat-completion",
"name": "Chat Completion",
"description": "Proxy AI chat completions to multiple LLM providers (OpenAI, Anthropic, Google, xAI, DeepSeek)",
"tags": [
"llm",
"chat",
"completions",
"ai",
"x402"
],
"inputModes": [
"text/plain"
],
"outputModes": [
"text/plain"
]
}
]
}