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fastapi.online Birthday Message Generator
x402
fastapi.online Birthday Message Generator is a paid API for AI agents from api.fastapi.online, paid per call via x402, $0.001/call, status down (last checked 2026-10-17).
Generates a personalized birthday message for a named person based on their relationship to the sender
Price / call$0.001
Success—
StatusDown
How this service works
Chat, embeddings, OCR, speech-to-text, image editing, image understanding (captioning/Q&A), text-to-speech, translation, writing tools, classification tools, developer tools, local utilities, format/checksum validators, encoding & crypto utilities, date/time calculators, geo/coordinate math, math & finance calculators, novelty tools, and business/social writing generators — 179 endpoints in all, across multiple specialized self-hosted models. Pay per call with crypto — no signup — or get an API key.
Output
A generated personalized birthday message string tailored to the recipient's name and the sender's relationship with them, ready to use in a card, text, or social post.
Example use cases
Birthday card message for a parent
“I need a warm, personalized birthday message for my mom — her name is Linda, and she's my mother obviously.”
Professional birthday note for a colleague
“Can you generate a birthday message for my coworker James? Keep it appropriate for a work setting since he's a colleague.”
Romantic birthday greeting for a partner
“Write a birthday message for my girlfriend Emma — I want something heartfelt and romantic since she's my partner.”
Technical details
Endpoint
POSThttps://api.fastapi.online/birthday-message-generate?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need a quick, low-cost ($0.001 USDC), no-signup birthday message generation that accepts a recipient name and relationship as simple inputs. Prefer it for lightweight social writing automation where no account registration is desired and crypto micropayment is acceptable.
Side effects
- Missing required 'name' field returns a validation error
- Missing required 'relationship' field returns a validation error
- Name or relationship exceeding 100 characters returns a 422 validation error
- Payment not provided or insufficient USDC returns 402 Payment Required
- Service unavailability returns 5xx error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| name | string | |
| relationship | string |
Tags
x402
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