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GLM 5.3 API price
z-ai/glm-5.3
The cheapest GLM 5.3 API is $0.35/M input at Baidu (via OpenRouter) - all 40 providers compared below, per 1M tokens.
FlagshipZ.ai / Zhipu1.0M context40 sellers
Input
$0.35
per 1M tokens · Baidu (via OpenRouter)
up to $1.40
Output
$1.10
per 1M tokens · Baidu (via OpenRouter)
up to $5.00
Where to buy it
Cheapest GLM 5.3 API providers compared - 40 sellers, from $0.35/M.
Cost calculator
17.7× between the cheapest and the dearest of 40 sellers.
Against its tier
- This model$1.45
- Cheapest · GLM 5.3 Flash$0.12
- Tier median · Gemini 3.1 Pro$11.7313
- Dearest · GPT 5.5 Pro (04-23 snapshot)$210.00
#3 of 36 flagship · cheaper than 94%
Details
- Context window
- 1.0M1,048,576 tokens
- Developer
- Z.ai / Zhipu
- Intelligence
- 44.8 Max
- Sellers
- 4017.7× spread
- Cached input
- $0.065where the source publishes one
- Cheapest at
- Baidu (via OpenRouter)
- Combined
- $1.45in + out per 1M
- Last checked
- 2026-10-12
- Availability
- 100.00%median of 38 OpenRouter endpoints, last 30 min