SYNTHORA LLM Gateway FAST
SYNTHORA LLM Gateway FAST: OpenAI-compatible /v1/chat/completions pay-per-call, no API keys. Fast free-tier models (llama-3.1-8b class) with automatic upstream failover, Ed25519-signed. 0.005 USDC via x402 on Base. POST {"messages":[{"role":"user","content":"..."}]} (or {"prompt":"..."}).
Answeringour last check, 2026-10-10
1 of 1checks answered this week
918 msmedian answer time
$0.005listed price per call
$0.005price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://api.hergertsynthora.com/v1/llm-fast
| Category | Everything else |
|---|---|
| Provider host | api.hergertsynthora.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-10 | valid payment request | 402 | $0.005 | 918 ms |
Example input (from the provider)
{
"body": {
"messages": [
{
"content": "Say hello in one word",
"role": "user"
}
],
"model": "llm-fast"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"anyOf": [
{
"required": [
"messages"
]
},
{
"required": [
"prompt"
]
}
],
"properties": {
"max_tokens": {
"description": "Max output tokens (default 256, cap 1024)",
"type": "integer"
},
"messages": {
"description": "OpenAI chat messages",
"items": {
"type": "object"
},
"type": "array"
},
"model": {
"description": "Etiqueta aceptada; el tier fija el modelo real",
"type": "string"
},
"prompt": {
"description": "Atajo sin messages",
"type": "string"
},
"system": {
"description": "System prompt opcional (con prompt)",
"type": "string"
},
"temperature": {
"type": "number"
}
},
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"niche": {
"type": "string"
},
"ok": {
"type": "boolean"
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}