← comparisons · head to head
MiniMax M3.1 Flash vs GLM-5.3 Flash
Of the 4 public leaderboards that rate both, MiniMax M3.1 Flash scores higher on 3 and GLM-5.3 Flash on 1. On the ArtificialWatch Index, which takes the median of each model's percentile across the boards that score it, MiniMax M3.1 Flash is at 33.3 and GLM-5.3 Flash at 22.2 (out of 100). On each maker's API, MiniMax M3.1 Flash costs $0.15 / $0.60 per 1M tokens (input / output) and GLM-5.3 Flash $0.15 / $0.50.
Scores as published by each board; table composed November 13, 2026.
Get the next launch alert, free →
Leaderboard by leaderboard
| Board | MiniMax M3.1 Flash | GLM-5.3 Flash | Higher |
|---|---|---|---|
| LMArena Elo (community votes) | 1,583.9 | 1,608.8 | GLM-5.3 Flash |
| LiveBench global average (0-100) | 63.7 | 60.7 | MiniMax M3.1 Flash |
| Vals AI Vals Index accuracy % · weighted finance + coding tasks | 53.8 | 50.9 | MiniMax M3.1 Flash |
| Artificial Analysis intelligence index · measured runs only | 29.1 | 27.8 | MiniMax M3.1 Flash |
Raw scores are each board's own scale, so compare within a row, not across rows. Full table: the bench index.
For coding
On the ArtificialWatch coding index, MiniMax M3.1 Flash is at 29.8 (#37 of 48) and GLM-5.3 Flash at 37 (#29). MiniMax M3.1 Flash scores higher on 1 of the 2 coding boards that rate both and GLM-5.3 Flash on 1.
| Coding board | MiniMax M3.1 Flash | GLM-5.3 Flash |
|---|---|---|
| LiveBench · Coding | 68.8 | 70.9 |
| Vals Vibe Code Bench | 73.9 | 30.8 |
MiniMax M3.1 Flash at a glance
- Developer
- MiniMax
- Status
- Live since October 19, 2026
- API price
- $0.15 input / $0.60 output per 1M tokens · MiniMax, MiniMax-M3.1-Flash
- Context window
- 1M tokens
Live — Oct 19 · rolled out Oct 19 (MiniMax's launch post) · $0.15/$0.60 per 1M, cached input $0.015, flat · 1M context · on the MiniMax API, M Plan and MiniMax Code; weights 'will be released later' · MiniMax's own figures: DeepSWE v1.1 73.7%, OSWorld V2 61.7, Agents' Last Exam 29.6, CyberGym 82%, BankerToolBench 76.2 · MiniMax says agentic tasks cost 70% less than on its predecessor, with 200+ tokens/s output · Space Bunny, the anonymous stealth model on OpenRouter and OpenCode from Sep 23, was an early version, per MiniMax · Artificial Analysis Intelligence Index 42 on launch day, against 45 for DeepSeek V4.1 Flash 1017 at the same off-peak price · preview Sep 27 in MiniMax Code as M3.1-Flash-Preview.
MiniMax rolls out M3.1 Flash at $0.15 / $0.60: the Space Bunny stealth model was an early version
2026-10-19 · MiniMax officially rolled out M3.1 Flash on October 19 and named it as the model behind Space Bunny, the anonymous stealth model that appeared free on OpenRouter and OpenCode on September 23.
GLM-5.3 Flash at a glance
- Developer
- Zhipu AI
- Status
- Live since August 26, 2026
- API price
- $0.15 input / $0.50 output per 1M tokens · Z.AI, glm-5.3-flash
- Context window
- 1M tokens
Live - $0.075/$0.25 per 1M · 1.31M ctx · open weights on HF Aug 25 · shipped first as the stealth id ox-alpha, which our sweep read FREE at ~1.05M ctx across three gateways Aug 20-21 · that Z.ai confirmed the stealth run was this model on Aug 26 is search-grade, not our own reading.
MiniMax M3.1 Flash vs GLM-5.3 Flash: quick answers
Which is better, MiniMax M3.1 Flash or GLM-5.3 Flash?
It depends on what you measure. Of the 4 public leaderboards that rate both, MiniMax M3.1 Flash scores higher on 3 and GLM-5.3 Flash on 1. MiniMax M3.1 Flash's widest lead is on Vals AI; GLM-5.3 Flash's widest lead is on LMArena. On the ArtificialWatch Index, which takes the median of each model's percentile across the boards that score it, MiniMax M3.1 Flash is at 33.3 and GLM-5.3 Flash at 22.2 (out of 100).
Which is newer, MiniMax M3.1 Flash or GLM-5.3 Flash?
MiniMax M3.1 Flash. It went live on October 19, 2026, 54 days after GLM-5.3 Flash (August 26, 2026).
Which is cheaper, MiniMax M3.1 Flash or GLM-5.3 Flash?
GLM-5.3 Flash is cheaper on output; input costs the same. On each vendor's own API, MiniMax M3.1 Flash is $0.15 input / $0.60 output per million tokens and GLM-5.3 Flash is $0.15 input / $0.50 output per million tokens. Prices as published in the models.dev catalog, as of 2026-11-12.
Which has the bigger context window, MiniMax M3.1 Flash or GLM-5.3 Flash?
Neither. Both take 1M tokens.
How do MiniMax M3.1 Flash and GLM-5.3 Flash compare for coding?
On the ArtificialWatch coding index, MiniMax M3.1 Flash is at 29.8 (#37 of 48) and GLM-5.3 Flash at 37 (#29). MiniMax M3.1 Flash scores higher on 1 of the 2 coding boards that rate both and GLM-5.3 Flash on 1.
Who makes MiniMax M3.1 Flash and GLM-5.3 Flash?
MiniMax M3.1 Flash is from MiniMax; GLM-5.3 Flash is from Zhipu AI.
Where do these numbers come from?
Each score is the leaderboard's own published figure, read by ArtificialWatch (table composed November 13, 2026). Boards measure different things, so raw scores are only comparable within a row.
More comparisons
Hear when the next one drops. Free.
Free: a Chrome push and an email about 15 minutes after a new model answers on a public API. Members get a text or a phone call the moment a launch is confirmed.
- Free forever
- No card
- Unsubscribe in one click
Also: the bench index · API pricing · what a workload costs on each · the wire