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x402engine Gemini Flash LLM API
x402
x402engine Gemini Flash LLM API is a paid API for AI agents from x402engine.app, paid per call via x402, $0.00829/call, status unknown (last checked 2026-10-29).
Calls Google's Gemini Flash model for fast, balanced text generation at low cost via a pay-per-call x402 endpoint
Price / call$0.00829
Success—
StatusUnknown
How this service works
Google's fast model — great balance of speed, quality, and cost for everyday tasks
Output
Returns the generated text output from Google's Gemini Flash model — typically a string containing the model's completion, answer, or transformation of the provided prompt, streamed or returned as a full response body.
Example use cases
Automated customer support draft
“Use Gemini Flash to write a polite reply to this customer complaint: 'My order arrived damaged and I haven't heard back from support in 3 days.' Keep it under 150 words and offer a resolution.”
Quick document summarization
“Summarize this 500-word meeting transcript into 5 bullet points using Gemini Flash — I need the key decisions and action items only.”
Code explanation for non-technical users
“I've got this Python function and I need it explained in plain English for a non-technical stakeholder — run it through Gemini Flash and keep the explanation under 100 words.”
Technical details
Endpoint
POSThttps://x402engine.app/api/llm/gemini-flash?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need fast, cost-effective text generation with a strong quality baseline — Gemini Flash is ideal for high-volume everyday tasks like summarization, drafting, classification, or Q&A where you want Google-quality output without the cost of a larger frontier model. It is preferable to the DeepSeek or Z.ai siblings on this platform when Google's model characteristics (instruction-following, safety tuning, broad knowledge) are a better fit than ultra-low-cost or long-context reasoning.
Side effects
- Invalid or malformed prompt payload returns a 400 error
- Insufficient USDC balance or failed x402 payment results in 402 Payment Required
- Rate limiting or quota exhaustion on the underlying Gemini API may cause 429 or 503 errors
- Overly long prompts exceeding model context window return a context length error
- Network timeouts for unusually large or complex completions
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"model": "google/gemini-2.5-flash",
"choices": [
{
"index": 0,
"message": {
"role": "assistant",
"content": "Hello!"
},
"finish_reason": "stop"
}
],
"content": "Hello!"
}
}Tags
x402
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