text model comparison
GLM-5.3-Flash vs MiMo-V2.6-Pro
GLM-5.3-Flash and MiMo-V2.6-Pro are both current text models, from Z.ai and Xiaomi MiMo. GLM-5.3-Flash is 66% cheaper per 1M input tokens than MiMo-V2.6-Pro, $0.15 vs $0.435. On Arena Text, GLM-5.3-Flash scores 1475 Elo and MiMo-V2.6-Pro 1480 Elo (Arena, measured October 8, 2026). Both accept 1,000,000 tokens of context.
Data verified October 13, 2026 · Dataset 2026-10-13
Side by side
Standard-tier prices in effect today. The better value in each row is highlighted.
| Fact | GLM-5.3-Flash | MiMo-V2.6-Pro |
|---|---|---|
| Price per 1M input tokens | $0.15 (better) | $0.435 |
| Price per 1M output tokens | $0.50 (better) | $0.87 |
| Cost of 10M input and 2M output tokens | $2.50 (better) | $6.09 |
| Arena Text | 1475 Elo (#21 of 49) | 1480 Elo (#17 of 49) (better) |
| GPQA Diamond | 90.2% (#27 of 40) | Not measured |
| FrontierMath Tiers 1-3 (v2) | 55.8% (#31 of 40) | Not measured |
| Provider | Z.ai | Xiaomi MiMo |
| Release date | August 26, 2026 | September 22, 2026 |
| Access | API and open weights | API and open weights |
| Context window | 1,000,000 tokens | 1,000,000 tokens |
| Max output | 128,000 tokens | 128,000 tokens |
| Input | text, image, video | text, image, audio, video |
| Output | text | text |
When to choose each
GLM-5.3-Flash
Best for
- Low-cost coding from screenshots or screen recordings
- Document and research agents on a budget
Watch out for
- Thinking cannot be disabled
- A faster GLM-5.3-FlashX is a separate model id at $0.37 input and $1.25 output per 1M tokens
MiMo-V2.6-Pro
Best for
- Long-horizon agent and coding work across modalities
- High-volume batch workloads
Watch out for
- The weights ship as two checkpoints (RL and MOPD), and Xiaomi does not say which one the API serves
- The mimo-v2.6-pro-ultraspeed id costs ten times as much and has no Batch API
GLM-5.3-Flash vs MiMo-V2.6-Pro FAQ
Which is cheaper, GLM-5.3-Flash or MiMo-V2.6-Pro?
GLM-5.3-Flash is 66% cheaper per 1M input tokens than MiMo-V2.6-Pro, $0.15 vs $0.435. For 10M input and 2M output tokens, GLM-5.3-Flash costs $2.50 and MiMo-V2.6-Pro $6.09 at standard rates.
Which scores higher on independent benchmarks, GLM-5.3-Flash or MiMo-V2.6-Pro?
MiMo-V2.6-Pro leads on Arena Text, 1480 Elo to 1475 Elo. Scores are independent evaluations, not either vendor's launch figures.
Which has the larger context window, GLM-5.3-Flash or MiMo-V2.6-Pro?
Both accept 1,000,000 tokens of context.
Related comparisons
- Claude Haiku 5.5 vs GLM-5.3-Flash
- Claude Sonnet 5.5 vs MiMo-V2.6-Pro
- Claude Sonnet 5 vs GLM-5.3-Flash
- DeepSeek-V4.1-Flash vs GLM-5.3-Flash
- DeepSeek-V4.1-Flash vs MiMo-V2.6-Pro
- DeepSeek-V4-Pro vs GLM-5.3-Flash
- Gemini 3.5 Flash-Lite vs GLM-5.3-Flash
- Gemini 3.7 Flash vs GLM-5.3-Flash
- Gemini 3.8 Flash vs GLM-5.3-Flash
- Gemini 3 Flash Preview vs GLM-5.3-Flash
Production evaluation
Choosing between GLM-5.3-Flash and MiMo-V2.6-Pro?
Public benchmarks narrow the shortlist. We run both on your own tasks, data and cost limits, then build the routing and review controls to run the winner in production.
- A head-to-head evaluation on your real workload
- Routing between models by cost and difficulty