Example: remove whitespace

Request: Remove all whitespace from a string

def f(p0):
    v1 = ''.join(p0.split())
    return v1

Source: Python documentation, str.split.

Output captured 2026-10-19.

Billing rule: The price for your program is quoted before you pay, and you approve it first.

Free try; limits apply.

State the function you need

Receive a program you can keep

Nothing delivered, nothing drawn

Specification

Output: pauhu.ai/code
Routes: POST /v1/code/synthesize
Price: The price for your program is quoted before you pay, and you approve it first
Delivered: a delivered program
Not charged: a request with no delivered program, or a bad request, draws nothing
Seller: Pauhu AI Ltd

Call the route. Without payment a paid route answers HTTP 402 with the price and a quote_id.
Top up: POST https://api.pauhu.ai/v1/lds/balance/topup answers HTTP 402 with a payment challenge; repeat it with the payment credential. The answer returns a balance token.
Repeat the call with its quote_id and Authorization: Bearer <balance token>. Cap any price with the pauhu-max-price header.