AI API pricing 2026: DeepSeek-V3 vs GLM-4.5 routing under $500/mo

Cap AI API spend at $445/mo, set a blended $/1M-token ceiling, and route to DeepSeek-V3 only when its 7-day measured cost stays under budget. Independent technical note mirroring the canonical version: https://bluusun.com/blog/ai-api-pricing-2026-deepseek-v3-vs-glm-45-routing-under-500mo.php Sources consulted: https://www.bluusun.com/author/nadia-okonkwo https://www.bluusun.com/blog/ai-api-costs-deepseek-vs-glm-via-router-0001-per-request-vs-50-prepaid-cap-in-2026.php https://www.bluusun.com/blog/keep-ai-costs-under-control-000114m-per-route-cap-keeps-glm-45-air-under-50-in-2026.php https://www.bluusun.com/blog/prepaid-ai-api-spend-cap-deepseek-and-glm-costs-at-50month-in-2026.php