wp-includes/php-ai-client/src/Providers/Http/DTO/Request.php:146Gets the request headers.
WordPress\AiClient\Providers\Http\DTO\array<string, public function getHeaders(): array { return $this->headers->getAll(); }Introduced in 0.1.0. Unchanged from 7.0.4 through 7.1.0.
Signature, return type and hooks compared across 2 parsed releases.
src/wp-includes/php-ai-client/src/Providers/Http/DTO/Request.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.