gpudiff the public record of change in GPU cloud pricing

glm-5.3-flash API price — 4 gateways compared

Cheapest right now: OpenRouter at $0.07/MTok in — 2.0× cheaper than the priciest gateway.

from $0.07 per million input tokens · 2.0× spread between gateways · updated hourly

Fees beyond the token price

• OpenRouter: No markup on token prices (provider pass-through), but credit purchases cost 5.5% via card ($0.80 minimum) or 5% via crypto; BYOK usage above the monthly allowance is charged 5%. source

Changelog for glm-5.3-flash

• 2026-08-26 requesty listed glm-5.3-flash-output at 0.5 usd_per_mtok
• 2026-08-26 requesty listed glm-5.3-flash-input at 0.15 usd_per_mtok
• 2026-08-26 openrouter listed z-ai-glm-5.3-flash-output at 0.25 usd_per_mtok
• 2026-08-26 openrouter listed z-ai-glm-5.3-flash-input at 0.075 usd_per_mtok
• 2026-08-26 novita listed glm-5.3-flash-output at 0.5 usd_per_mtok
• 2026-08-26 novita listed glm-5.3-flash-input at 0.15 usd_per_mtok
• 2026-08-26 deepinfra listed glm-5.3-flash-output at 0.5 usd_per_mtok
• 2026-08-26 deepinfra listed glm-5.3-flash-input at 0.15 usd_per_mtok

glm-5.3-flash pricing FAQ

How much does glm-5.3-flash cost per million tokens?

The cheapest tracked gateway charges $0.07 per million input tokens and $0.25 per million output tokens (OpenRouter). Prices refresh hourly.

Which gateway is cheapest for glm-5.3-flash?

OpenRouter for input tokens and OpenRouter for output tokens, among the 4 gateways we track.

Do glm-5.3-flash prices differ between gateways?

Yes — the most expensive tracked gateway charges 2.0× the cheapest for input tokens. Identical model, identical tokens, different bill.

← All LLM prices · API