GLM-5.3 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 ($1.40 input / $4.40 output per million tokens). 10 of them are cheaper. The cheapest, Qwen3.7 Flash, costs 97.4% less on a blended 3:1 basis: $0.56 instead of $22.80 per month for a chatbot workload (10M input / 2M output tokens).
// 10 alternatives
| model | lab | in $/1M | out $/1M | ctx | vs GLM-5.3 | chatbot / mo |
|---|---|---|---|---|---|---|
| Qwen3.7 Flash | Alibaba (Qwen) | $0.03 | $0.13 | 1M | −97.4% | $0.56 |
| DeepSeek V4 Flash 0731 | DeepSeek | $0.06 | $0.18 | 1.05M | −95.8% | $0.96 |
| DeepSeek V4 Flash | DeepSeek | $0.09 | $0.18 | 1.05M | −94.8% | $1.26 |
| Muse Spark 1.2 Contributor | Meta | $0.10 | $0.20 | 1.05M | −94.2% | $1.40 |
| Muse Spark 1.3 Contributor | Meta | $0.10 | $0.20 | 1.05M | −94.2% | $1.40 |
| Qwen Flash | Alibaba (Qwen) | $0.05 | $0.40 | 1M | −93.6% | $1.30 |
| Qwen3.5 Flash | Alibaba (Qwen) | $0.10 | $0.40 | 1M | −91.9% | $1.80 |
| Gemini 2.5 Flash-Lite | $0.10 | $0.40 | 1.05M | −91.9% | $1.80 | |
| Claude Haiku 5.5 | Anthropic | $0.10 | $0.50 | 1M | −90.7% | $2.00 |
| GPT-6 Luna | OpenAI | $0.10 | $0.50 | 1.05M | −90.7% | $2.00 |
// how we pick alternatives
An alternative must accept every input type GLM-5.3 accepts (text), 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.