'claude-sonnet-4-6', 'max_tokens' => 1200, 'stream' => true, 'system' => $system, 'messages' => array_map(fn($m) => [ 'role' => $m['role'], 'content' => $m['content'], ], array_slice($msgs, -12)), // ultimi 12 msg per contesto ]); $ch = curl_init('https://api.anthropic.com/v1/messages'); curl_setopt_array($ch, [ CURLOPT_POST => true, CURLOPT_POSTFIELDS => $payload, CURLOPT_RETURNTRANSFER => false, CURLOPT_TIMEOUT => 60, CURLOPT_HTTPHEADER => [ 'Content-Type: application/json', 'x-api-key: ' . ANTHROPIC_KEY, 'anthropic-version: 2023-06-01', 'anthropic-beta: interleaved-thinking-2025-05-14', ], CURLOPT_WRITEFUNCTION => function($ch, $data) { echo $data; flush(); return strlen($data); }, ]); curl_exec($ch); curl_close($ch); exit; } ?>
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