Published API pricing per 1M tokens
Source: each model's own OpenRouter listing, fetched 27 August 2026. Sorted cheapest first on blended cost. Not reordered to flatter any model in the table.
| Model | Input $/1M | Output $/1M | Blended $/1M | Input × GLM | Context (tokens) | Multimodal | Providers on OpenRouter | Released |
|---|---|---|---|---|---|---|---|---|
| DeepSeek V4 Flash 0731 | $0.030 | $0.075 | $0.041 | 0.4× | 1,310,720 | Not stated | 2 | 31 Jul 2026 |
| GLM-5.3-Flash | $0.075 | $0.250 | $0.119 | 1.0× | 1,048,576 | Native | 1 | 26 Aug 2026 |
| Qwen3.8-Flash | $0.160 | $0.470 | $0.238 | 2.1× | 1,000,000 | Image + text | 1 | 26 Aug 2026 |
| Qwen3.8-Max | $2.000 | $6.000 | $3.000 | 26.7× | 1,000,000 | Yes | 1 | 3 Aug 2026 |
How blended cost is calculated
Blended cost assumes a 1:3 input/output token ratio (edit cell B3 to test other workloads). At 1:1 GLM-5.3-Flash blends to $0.163 and Qwen3.8-Flash to $0.315, widening the gap. At 1:9 it narrows. Treat blended as a workload sensitivity test, not a neutral sort key.
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Create account & add creditsAnchors built on "cheapest" or "budget" claims
Any anchor built on "cheapest", "budget" or "low cost" pointed at GLM-5.3-Flash is a claim the table above disproves. DeepSeek V4 Flash 0731 is 2.5× cheaper on input and 3.3× on output; Qwen3.8-Flash is 2.1× more expensive on input and 1.9× on output. The defensive position for GLM-5.3-Flash is native multimodal (image + text input) at flash-tier pricing — not the cheapest line item.
Frequently asked questions
How much does GLM-5.3-Flash cost per token?
$0.075 per 1M input tokens and $0.250 per 1M output tokens as of 27 August 2026. Blended at a 1:3 input/output ratio, $0.119 per 1M tokens.
Is GLM-5.3-Flash the cheapest flash-tier model?
No. DeepSeek V4 Flash 0731 is 2.5× cheaper on input and 3.3× on output. GLM-5.3-Flash's position is native multimodal flash-tier (image + text input) at $0.075 input — not the cheapest.
Where is the live GLM-5.3-Flash model page?
The canonical model page with current OneInfer pricing, capabilities, and availability is /models/zai-org/GLM-5.3-Flash. This page is a focused facet of that entity, not a replacement for it.
How should I treat benchmark or price claims?
Check each claim's provenance label and observed date. Vendor-reported and independently verified numbers are shown as separate evidence classes on this hub.
Put GLM-5.3-Flash to work
Fund a controlled evaluation, start with a prepared prompt, and measure quality and cost on your own workload.