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Developer Overview

Authentication​

Planet APIs use different authentication methods depending on the domain (api.planet.com or sentinel-hub.com). See the authentication section for details.

Errors​

Understand common HTTP and API-specific errors you may encounter when using Planet APIs — and how to resolve them. See the errors section for details.

Rate Limiting​

Learn how Planet enforces rate limits, and how to manage 429 errors using strategies like exponential backoff. See the rate limiting section for details.

SDKs and Developer Resources​

Explore official SDKs, CLI tools, and open-source libraries for working with Planet and Sentinel data. See the SDKs section for guides, examples, and frameworks like eo-learn and eo-grow.

Evalscripts​

Write custom JavaScript scripts to process and visualize satellite data, apply logic, and extract metadata using Planet's Evalscript engine.

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