GLM 5.3 Flash
智谱 AI (ChatGLM) • API Price Comparison
GLM 5.3 Flash is a large language model by 智谱 AI (ChatGLM) with a 1.3M-token context window. Across the 5 API channels tracked here, input pricing ranges from $0.06–$0.15 per 1M input tokens (USD-normalized); the cheapest is 智谱 AI (ChatGLM) at ¥0.40 per 1M input tokens. The official channel (智谱 AI (ChatGLM)) charges ¥0.40 per 1M input tokens and ¥1.40 per 1M output tokens. Channels reachable from mainland China without a VPN include 智谱 AI (ChatGLM), XycAi. It is also available through subscription plans such as Seed Enterprise, Seed Free Trial, Z.AI Lite, Seed Lite. Its Agent Arena net-improvement score is approximately 1.1%. Prices are collected daily from official provider pages and every tracked channel, then cross-checked by a data-accuracy audit.
Model performance benchmarks
Scores retain their original benchmark, version and metric. We do not combine them into a site-wide score; results from different versions are not directly comparable.
💳 Subscription Plans
Access glm-5.3-flash through these plans, grouped by product line.
⌨️ Coding plans
10 plansEditor and CLI coding agents, metered in prompts rather than tokens.
Which plan is right for you?
Free: Best for trying out glm-5.3-flash with basic usage
Pro: Ideal for individual professionals with regular usage needs
Max: For power users who need extended thinking and highest usage limits
| Channel | Type | Input / 1M | Output / 1M | Rate Limit | China | vs Official | |
|---|---|---|---|---|---|---|---|
智谱 AI (ChatGLM)💰 Best Price🏢 Official | 官方 | ¥0.40 | ¥1.40 | - | Baseline | ||
XycAi | 转售商 | ¥0.52 | ¥1.30 | - | - | ||
OpenRouter | 聚合平台 | $0.09 | $0.30 | - | - | - | |
Together AI | 聚合平台 | $0.15 | $0.50 | - | - | - | |
Fireworks AI | 聚合平台 | $0.15 | $0.50 | - | - | - |
| Usage Level | Tokens/Month | 智谱 AI (ChatGLM) | XycAi | OpenRouter | Together AI |
|---|---|---|---|---|---|
| 🐣 Light | 0.1M in + 0.1M out | $0.02 | $0.02 | $0.02 | $0.04 |
| 📊 Medium | 1.0M in + 0.5M out | $0.16 | $0.17 | $0.24 | $0.40 |
| 🚀 Heavy | 10.0M in + 5.0M out | $1.59 | $1.70 | $2.40 | $4.00 |
| 🏢 Enterprise | 100.0M in + 50.0M out | $15.94 | $16.96 | $24.00 | $40.00 |
Frequently asked questions about glm-5.3-flash
What is the cheapest API provider for GLM 5.3 Flash?
Of the channels tracked here, 智谱 AI (ChatGLM) is the cheapest at ¥0.40 per 1M input tokens and ¥1.40 per 1M output tokens (about $0.06 per 1M input). Confirm on the provider's page; figures are updated daily.
What is the official API price of GLM 5.3 Flash?
智谱 AI (ChatGLM) lists GLM 5.3 Flash at ¥0.40 per 1M input tokens and ¥1.40 per 1M output tokens.
Can I use GLM 5.3 Flash from mainland China?
Yes — these channels are directly reachable from mainland China without a VPN: 智谱 AI (ChatGLM), XycAi. Domestic channels generally support Alipay/WeChat Pay.
What is the context window of GLM 5.3 Flash?
GLM 5.3 Flash offers a 1,310,720-token context window.
Which subscription plans include GLM 5.3 Flash?
GLM 5.3 Flash is included in these plans: Seed Enterprise, Seed Free Trial, Z.AI Lite, Seed Lite, Z.AI Pro, GLM Coding Lite. Open a plan for full tier and annual-pricing details.
How often are GLM 5.3 Flash prices updated, and how reliable is the data?
Prices are scraped daily from official pricing pages and every tracked channel, with every significant change recorded in a price-history log. A daily read-only data audit cross-checks each channel against the model producer's published price and flags stale or inconsistent rows for correction.
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