GLM-5.3-FlashX alternatives
Same input types and capabilities, at least half the context window · USD per 1M tokens
We found 10 models that can replace GLM-5.3-FlashX ($0.37 input / $1.25 output per million tokens). 4 of them are cheaper. The cheapest, Muse Spark 1.2 Contributor, costs 78.8% less on a blended 3:1 basis: $1.40 instead of $6.20 per month for a chatbot workload (10M input / 2M output tokens).
// 10 alternatives
| model | lab | in $/1M | out $/1M | ctx | vs GLM-5.3-FlashX | chatbot / mo |
|---|---|---|---|---|---|---|
| Muse Spark 1.2 Contributor | Meta | $0.10 | $0.20 | 1.05M | −78.8% | $1.40 |
| Muse Spark 1.3 Contributor | Meta | $0.10 | $0.20 | 1.05M | −78.8% | $1.40 |
| Gemini 2.5 Flash-Lite | $0.10 | $0.40 | 1.05M | −70.3% | $1.80 | |
| Gemini 3.1 Flash Lite · compare | $0.25 | $1.50 | 1.05M | −4.7% | $5.50 | |
| Gemini 2.5 Flash | $0.30 | $2.50 | 1.05M | +44.1% | $8.00 | |
| Gemini 3.5 Flash Lite | $0.30 | $2.50 | 1.05M | +44.1% | $8.00 | |
| Gemini 3 Flash Preview | $0.50 | $3.00 | 1.05M | +90.7% | $11.00 | |
| Gemini 3.6 Flash | $0.75 | $3.75 | 1.05M | +154.2% | $15.00 | |
| Gemini 3.7 Flash | $0.75 | $3.75 | 1.05M | +154.2% | $15.00 | |
| Gemini 3.8 Flash | $0.75 | $3.75 | 1.05M | +154.2% | $15.00 |
// how we pick alternatives
An alternative must accept every input type GLM-5.3-FlashX accepts (text, image, video, pdf), offer the same tool-calling and reasoning support, and have at least half of its 1M-token context window. Models are sorted by blended price (3 × input + output) / 4, using base-tier list prices refreshed daily.