Compare · ModelsLive · 2 picked · head to head
DeepSeek V4 Flash vs GLM 4.5
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
DeepSeek V4 Flash wins on 1/1 benchmarks
DeepSeek V4 Flash wins 1 of 1 shared benchmarks. Leads in arena.
Category leads
arena·DeepSeek V4 Flash
Hype vs Reality
Attention vs performance
DeepSeek V4 Flash
#31 by perf·no signal
GLM 4.5
#23 by perf·no signal
Best value
DeepSeek V4 Flash
10.8x better value than GLM 4.5
DeepSeek V4 Flash
533.3 pts/$
$0.13/M
GLM 4.5
49.4 pts/$
$1.40/M
Vendor risk
Mixed exposure
One or more vendors flagged
DeepSeek
$3.4B·Tier 1
z-ai
private · undisclosed
Head to head
1 benchmark · 2 models
DeepSeek V4 FlashGLM 4.5
Chatbot Arena Elo · Overall
DeepSeek V4 Flash leads by +22.9
DeepSeek V4 Flash
1433.8
GLM 4.5
1410.9
Full benchmark table
| Benchmark | DeepSeek V4 Flash | GLM 4.5 |
|---|---|---|
Chatbot Arena Elo · Overall | 1433.8 | 1410.9 |
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $0.08 | $0.17 | 1.0M tokens (~524 books) | $1.05 | |
| $0.60 | $2.20 | 131K tokens (~66 books) | $10.00 |