# Grid Image Solve image-grid CAPTCHAs (like reCAPTCHA v2 image challenges) by identifying specific tiles according to an instruction. Returns tile indices to click (e.g., [1, 3, 6]). ## Servers ``` https://ocr.captchaai.com/ ``` ## Download OpenAPI description [Grid Image](https://docs.captchaai.com/_bundle/api/grid.yaml) ## Other ### Submit Task - [POST /in.php](https://docs.captchaai.com/api/grid/other/submit-task.md): Send the full grid image, grid size, and instruction text to POST /in.php (method=grid). Returns a Task ID. ### Get Result - [POST /res.php](https://docs.captchaai.com/api/grid/other/get-result.md): Poll POST /res.php with the Task ID to get an array of tile indices.