Stepfun
3 models indexed
Stepfun
3models
Avg: $0.10 / 1M input.3 models with 128K+ context. 2 modality types.
View Stepfun collection →Stepfun vs Z Ai
Comparing model portfolios, pricing, and capabilities across 3+ Stepfun models and 22+ Z Ai models.
At a glance
Z Ai
22 models indexed
Z Ai
22models
Avg: $0.47 / 1M input.20 models with 128K+ context. 3 modality types.
View Z Ai collection →Top 5 cheapest — Stepfun
| Model | Context | Input / 1M | Modality |
|---|---|---|---|
| StepFun: Step 3.5 Flash (free) | 256K | $0.0000 | text->text |
| StepFun: Step 3.5 Flash | 262.144K | $0.1000 | text->text |
| StepFun: Step 3.7 Flash | 262.144K | $0.2000 | text+image+video->text |
Top 5 cheapest — Z Ai
| Model | Context | Input / 1M | Modality |
|---|---|---|---|
| Z.ai: GLM 4.5 Air (free) | 131.072K | $0.0000 | text->text |
| Z.ai: GLM 5.2 (free) | 32.768K | $0.0000 | text->text |
| Z.ai: GLM 4.7 Flash | 200K | $0.0605 | text->text |
| Z.ai: GLM 5.3 Flash (batch) | 1,048.576K | $0.0750 | text+image+video->text |
| Z.ai: GLM 5.3 Flash | 1,310.72K | $0.0900 | text+image+video->text |
Frequently asked questions
Which provider has more models — Stepfun or Z Ai?
Stepfun has 3 models. Z Ai has 22 models.
Which is cheaper on average — Stepfun or Z Ai?
Stepfun average: $0.10/1M. Z Ai average: $0.47/1M.
Which provider has more long-context (128K+) models?
Stepfun: 3 models. Z Ai: 20 models.
How do I compare specific models between Stepfun and Z Ai?
Use the Stepfun and Z Ai collection pages to browse individual models, then open a pairwise comparison from any model page.