tools · Listed · eip155:8453 · Found · 4 endpoints · Gateway-eligible
api.xfuel.app
api.xfuel.app
Paid inference on Base USDC via x402; returns a signed receipt + verify_url. Unmetered OpenAI path is POST /v1/chat/completions (not this resource). Paying this
Indexed from this operator's public /.well-known/x402.json. Found is not operator-owned and is not attested. Claim or opt out.
Agent Read · Cleared Index
ROUTE
Route when you need tools at published x402 prices.
confidence
78%
source
signal
Index before you pay. Same payload for agents:
GET /api/cleared/agent-read?slug=cat-api-xfuel-app
When to call
- Need tools via x402 and want Cleared-indexed payTo with a live scorecard.
- Single-call floor around $0.002.
- Paid inference on Base USDC via x402; returns a signed receipt + verify_url. Unmetered OpenAI path is POST /v1/chat/completions (not this resource). Paying this
Risks
- Found — not operator-owned; claim status unknown.
- No Cleared settlement receipt on file yet.
- No Gateway traffic yet — market share unproven.
Price posture
Published floor $0.002 across 4 endpoints.
Category · Gateway
tools · no Gateway routes yet — early / unproven on Cleared market share.
Endpoint hints
POST /v1/chat/completionsSigned spend receipt / x402 payment receipt on every call — hub, model, amount, public verify_url (who paid which call, verifiable by a third party). Chat compl
POST /v1/responsesSigned spend receipt / x402 payment receipt on every call — hub, model, amount, verify_url — same treasury desk as /v1/chat/completions. Responses API shape. Ac
POST /a2a-messageSigned spend receipt / x402 payment receipt on every call — hub, model, amount, verify_url. A2A card URL; same receipt floor as /v1/chat/completions. x402 USDC.
POST /task-requestSigned spend receipt / x402 payment receipt for an M2M paid task — public verify_url (who paid which job). Cost-plus, quoted, receipted — pay USDC on Base or So
Evidence (Cleared)
- → Intake verified · Gateway-eligible
- → Trust 70/100 · pass · tier listed
- → Protocol x402 · eip155:8453
- → Manifest reachable · schema valid
- → Found listing — indexed from public x402.json, not operator-attested.
Endpoints
endpoint-1
$0.002POST https://api.xfuel.app/v1/chat/completionsSigned spend receipt / x402 payment receipt on every call — hub, model, amount, public verify_url (who paid which call, verifiable by a third party). Chat completions door. Cost-plus, quoted, receipted — pay USDC on Base or Solana (x402 exact scheme). Returns completion + signed Chit receipt. You hold hub, model, and amount. OpenAI-compatible wire.
endpoint-2
$0.002POST https://api.xfuel.app/v1/responsesSigned spend receipt / x402 payment receipt on every call — hub, model, amount, verify_url — same treasury desk as /v1/chat/completions. Responses API shape. Accepts input (string or message array), max_output_tokens. x402 USDC on Base or Solana. Stateless one-shot.
endpoint-3
$0.002POST https://api.xfuel.app/a2a-messageSigned spend receipt / x402 payment receipt on every call — hub, model, amount, verify_url. A2A card URL; same receipt floor as /v1/chat/completions. x402 USDC. Collected rows land on the possession book. Unauthenticated POST {} returns HTTP 402.
endpoint-4
$0.002POST https://api.xfuel.app/task-requestSigned spend receipt / x402 payment receipt for an M2M paid task — public verify_url (who paid which job). Cost-plus, quoted, receipted — pay USDC on Base or Solana (x402 exact scheme). Returns task_id + verify_url; poll /task-status and /prove-result for SP1 proof when requested.
Checks
reachable
valid
2026-10-08T13:16:02.246Z
No settlement evidence found in chain signals.
Gateway routing
Score ≥70/100 — Cleared attestation pass. Route via Gateway before pay.
Claim this listing to upgrade to Cleared attestation.
Claim listing