GLM-5.3 FlashX API pricing & setup
As of 2026-10-17, the cheapest GLM-5.3 FlashX channel is OpenRouter: $0.37 input / $1.25 output per 1M tokens (blended $0.59). Context 1M.
→ GLM hub: all prices, free access, setup
Context: 1M · Max output: 131K · Modalities: text, image, video · Listed: 2026-09-18
Channel comparison (per 1M tokens)
| Channel | Blended | Input | Output | Cached | Access & payment (this channel) | Notes | Source |
|---|---|---|---|---|---|---|---|
| OpenRouter $0.37 / $1.25 | $0.59 | $0.37 | $1.25 | $0.09 | ✓CN direct✓Alipay✗ID✗Intl card conditions source2026-10-17 | Original vendor endpoint: Z.AI | openrouter.ai 2026-10-17 |
Access & payment conditions are verified per channel (see the column above); unverified never counts as met.
How to use GLM-5.3 FlashX in Claude Code / Codex / OpenCode
Official helper: npx @z_ai/coding-helper
Check the provider docs for exact model IDs. Source
Cheaper alternatives
MiMo V2.6 Pro ($0.544) · MiniMax-M3 ($0.525) · DeepSeek V4.1 Flash ($0.523) ·
Related comparisons
GLM-5.3 Flash vs Qwen3.8 Flash · Kimi K3 vs GLM-5.3 · GLM-5.3 vs Qwen3.8 Max (0902) · Compare any two →
Rankings: Cheapest LLM APIs · LLM APIs usable from mainland China · All Zhipu GLM (Z.ai) models
Price history
- 2026-10-17 · OpenRouter · GLM-5.3 FlashX listed · $0.37 / $1.25
FAQ
How much does the GLM-5.3 FlashX API cost?
Cheapest channel (OpenRouter): $0.37 input / $1.25 output per 1M tokens, verified 2026-10-17.
Can I use GLM-5.3 FlashX from China?
OpenRouter: direct yes, Alipay yes, ID required no, overseas card no
Is GLM-5.3 FlashX free?
No free route or deal recorded for this model; pay-as-you-go.
What is GLM-5.3 FlashX's context window?
1M tokens