GLM 5.3 Prime vs MiniMax M3: price, context window and capabilities
GLM 5.3 Prime (z-ai/glm-5.3-prime) is a language model from Z.ai and MiniMax M3 (minimax/minimax-m3) a multimodal language model from MiniMax; both are on the OceanToken API. MiniMax M3 costs less per token than GLM 5.3 Prime: $0.30 against $2.80 per 1M input tokens (89% less) and $1.20 against $8.80 per 1M output tokens (86% less). GLM 5.3 Prime has the larger context window: 1M tokens (1,000,000) against 524K (524,288) for MiniMax M3. Both support tool calling and reasoning; only MiniMax M3 also lists structured outputs, image input and video input.
Side by side
| Spec | GLM 5.3 Prime | MiniMax M3 |
|---|---|---|
| Model | GLM 5.3 Primez- | MiniMax M3minimax/ |
| Publisher | Z.ai | MiniMax |
| Kind | Text | Text, vision & video |
| Context window | 1M tokens1,000,000 | 524K tokens524,288 |
| Input price | $2.80 / 1M tokens | $0.30 / 1M tokens |
| Output price | $8.80 / 1M tokens | $1.20 / 1M tokens |
| Cached input price | $0.56 / 1M tokens | $0.06 / 1M tokens |
| Inputs | text | text, images and video |
| Outputs | text | text |
| Tool calling | Yes | Yes |
| Reasoning | Yes | Yes |
| Structured outputs | Not listed | Yes |
About these prices
Which should you choose?
- Choose MiniMax M3 to spend less per token: 89% less for input and 86% less for output than GLM 5.3 Prime.
- Choose GLM 5.3 Prime for the longest inputs: its context window holds 1M tokens against 524K for MiniMax M3.
- Choose MiniMax M3 if you need structured outputs, image input and video input: GLM 5.3 Prime does not list them.
- Not sure? Call both with the same OceanToken API key and compare them on your own prompts; each request is billed per use from one prepaid balance.
Get API Key GLM 5.3 Prime MiniMax M3
Frequently asked questions
Which is cheaper, GLM 5.3 Prime or MiniMax M3?
MiniMax M3. MiniMax M3 costs less per token than GLM 5.3 Prime: $0.30 against $2.80 per 1M input tokens (89% less) and $1.20 against $8.80 per 1M output tokens (86% less). These are OceanToken starting prices per use; the OceanToken console always shows the current price.
Which has the larger context window, GLM 5.3 Prime or MiniMax M3?
GLM 5.3 Prime. GLM 5.3 Prime has the larger context window: 1M tokens (1,000,000) against 524K (524,288) for MiniMax M3.
Can I call both GLM 5.3 Prime and MiniMax M3 with one API key?
Yes. Both are on the OceanToken API at https://api.oceantoken.ai/v1: one API key and one prepaid balance call either model. Send the model id z-ai/glm-5.3-prime or minimax/minimax-m3.
Models and publishers
GLM 5.3 Prime · MiniMax M3 · All Z.ai models · All MiniMax models
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