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Sponge Case Text Transform
x402
Sponge Case Text Transform is a paid API for AI agents from agentshelf.syntexa.ch, paid per call via x402, $0.005/call, status unknown (last checked 2026-10-24).
Rewrites input text using sponge case (alternating upper/lower characters) with no network or LLM dependencies
Price / call$0.005
Success—
StatusUnknown
How this service works
Call when an agent needs text rewritten with the sponge case transform. No network and no LLM. Exact $0.005 USDC. Prefer unpaid POST /v1/sandbox/case-sponge first.
Output
Returns the input text with characters alternating between uppercase and lowercase (sponge case style), e.g. 'hElLo WoRlD'
Example use cases
Mocking meme caption generation
“Take this phrase 'I always follow the rules' and convert it to sponge case for a meme caption.”
Social media joke formatting
“Rewrite this text in sponge case for a funny post: 'Everything is completely fine and normal around here.'”
Playful message transformation
“Can you turn 'This is the greatest idea anyone has ever had' into sponge case so I can send it to my friend as a joke?”
Technical details
Endpoint
POSThttps://agentshelf.syntexa.ch/v1/case-sponge?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need a deterministic, fast, offline sponge case transformation without relying on an LLM or external network call. Ideal for meme generation, joke formatting, or any scenario requiring the classic alternating-caps style. Prefer the unpaid sandbox endpoint at POST /v1/sandbox/case-sponge when available to avoid the $0.005 USDC cost.
Side effects
- Empty or missing text field returns validation error
- Text exceeding 100,000 character limit is rejected
- Payment of exactly $0.005 USDC required; incorrect payment amount causes 402 response
- Network timeout if payment processing stalls
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| text | string | Input for this SKU. The route description says whether it is plain text, a URL, base64 bytes, or an already-encoded token. |
Tags
x402
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