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ApexAPI Text Diff
x402
ApexAPI Text Diff is a paid API for AI agents from apex-api-gamma.vercel.app, paid per call via x402, $0.10891/call, status unknown (last checked 2026-09-15).
Computes and returns a diff between two text strings, highlighting additions, deletions, and changes.
Price / call$0.10891
Success—
StatusUnknown
How this service works
Crypto, AI, Social Media, Finance, Weather, Tools & more. Pay per call in USDC on Base. No API keys.
Output
Returns a structured diff object showing which portions of the text were added, removed, or unchanged between the two input strings, typically in a unified or inline diff format.
Example use cases
Example prompt
“Can you show me the differences between these two versions of my essay draft? Here's the original: 'The quick brown fox jumps over the lazy dog.' And here's the updated version: 'The quick brown fox leaped over the sleeping dog.'”
Technical details
Endpoint
POSThttps://apex-api-gamma.vercel.app/api/tools/text/diffWhen to prefer
Use this endpoint when you need a quick, pay-per-call text diff with no API key setup, especially in agent workflows on Base/USDC payment rails. Prefer it when you want a lightweight diff-as-a-service without spinning up local tooling.
Side effects
- Missing or empty input text returns an error
- Extremely large text inputs may time out or exceed payload limits
- Malformed JSON body returns 400 bad request
- Payment failure via x402 returns 402 Payment Required
- Non-text binary content may produce garbled or meaningless diff output
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| query | string | Search query or input parameter |
Output
Schema · Response
{
"type": "object",
"description": "API response data"
}Tags
x402
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Zero review prompt (fires after every successful call)
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