AltchaTokenProxyLess
API documentation for AltchaTokenProxyLess task type
Documentation in progress
Supported Providers
| Provider | Price per 1,000 |
|---|---|
 | $2.99 |
 | $2.00 |
 | $1.00 |
 | $1.45 |
Request Schema
| Field | Type | Description |
|---|---|---|
clientKey* | string | Your API key from the AnySolver dashboard. Example: |
task* | object | |
provider | Specific provider to use. If omitted, automatic routing selects the best provider. Example: | |
selectionMode | Read more at the routing strategies docs. Example: | |
keyPoolMode | Example: |
Task Object Properties
The task field accepts an object with the following properties:
| Field | Type | Description |
|---|---|---|
websiteURL* | URL | Full URL of the page where the CAPTCHA is displayed. Example: |
challengeURL* | string | ALTCHA challenge URL, typically taken from the iframe src or widget configuration. This is mainly needed by providers that fetch the challenge file themselves. Example: |
challengeJSON* | string | Raw ALTCHA challenge JSON content fetched from the challenge URL. This should be the full serialized challenge payload returned by the target site. Example: |
maxnumber | number | Maximum puzzle number for the Altcha challenge. Defaults to 1000000 if omitted. |
Example Request
{ "clientKey": "your-api-key-from-dashboard", "task": { "websiteURL": "https://altcha.org/playground", "challengeURL": "https://altcha.org/api/challenge?sitekey=demo", "challengeJSON": "{\"algorithm\":\"SHA-256\",\"challenge\":\"4f2d...\",\"salt\":\"8b9a...\",\"signature\":\"MEUCIQ...\"}", "type": "AltchaTokenProxyLess" }}Response Schema
| Field | Type | Description |
|---|---|---|
status* | Task status: "processing", "ready", or "failed". Example: | |
taskId | string | Unique identifier returned when the task was created. Example: |
errorId* | 0 = success, 1 = external error, 2 = internal error. Example: | |
errorCode | Machine-readable error code (e.g., "CAPTCHA_UNSOLVABLE"). Example: | |
errorDescription | string | Human-readable error message with resolution hints. Example: |
cost | number | Actual cost charged for this task in USD. Example: |
taskType | The type of CAPTCHA task to solve. Example: | |
provider | Specific provider to use. If omitted, automatic routing selects the best provider. Example: | |
solution | object |
Solution Object Properties
The solution field contains an object with the following properties:
| Field | Type | Description |
|---|---|---|
token* | string | The solved CAPTCHA token to submit with your form. Example: |
raw* | Record<string, unknown> | Raw provider response data for advanced use cases. |