Stepfun
3 models indexed
Stepfun
3models
Avg: $0.10 / 1M input.3 models with 128K+ context. 2 modality types.
View Stepfun collection →Stepfun vs X Ai
Comparing model portfolios, pricing, and capabilities across 3+ Stepfun models and 17+ X Ai models.
At a glance
X Ai
17 models indexed
X Ai
17models
Avg: $1.41 / 1M input.17 models with 128K+ context. 3 modality types.
View X 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 — X Ai
| Model | Context | Input / 1M | Modality |
|---|---|---|---|
| xAI: Grok 4 Fast | 2,000K | $0.2000 | text+image->text |
| xAI: Grok 4.1 Fast | 2,000K | $0.2000 | text+image->text |
| xAI: Grok Code Fast 1 | 256K | $0.2000 | text->text |
| xAI: Grok 3 Mini | 131.072K | $0.3000 | text->text |
| xAI: Grok 3 Mini Beta | 131.072K | $0.3000 | text->text |
Frequently asked questions
Which provider has more models — Stepfun or X Ai?
Stepfun has 3 models. X Ai has 17 models.
Which is cheaper on average — Stepfun or X Ai?
Stepfun average: $0.10/1M. X Ai average: $1.41/1M.
Which provider has more long-context (128K+) models?
Stepfun: 3 models. X Ai: 17 models.
How do I compare specific models between Stepfun and X Ai?
Use the Stepfun and X Ai collection pages to browse individual models, then open a pairwise comparison from any model page.