LLM Comparison
FinGPT vs Step 3.5 Flash
Side-by-side specs, pricing & capabilities · Updated May 2026
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2/6 modelsSame tier:
| Organization | ||
| OpenTools Score | ||
| Family | FinGPT | Step |
| Status | Current | Current |
| Release Date | Feb 2023 | Jan 2026 |
| Context Window | 4K tokens | 262K tokens |
| Input Price | Free | $0.10/M tokens |
| Output Price | Free | $0.30/M tokens |
| Pricing Notes | Open-source model family; runtime, hosting, and inference infrastructure costs depend on deployment. | — |
| Capabilities | textfinance-nlpsentiment-analysiscoderesearch | textcode |
| Training Cutoff | Varies by released checkpoint | — |
| Max Output | 2K tokens | 66K tokens |
| API Identifier | AI4Finance-Foundation/FinGPT | stepfun/step-3.5-flash |
| View FinGPT | View Step 3.5 Flash |
Cost Calculator
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| FinGPTCheapest | $0.00 | $0.00 | $0.00 | — |
| Step 3.5 Flash | $0.10 | $0.15 | $0.25 | +0% |
AI4Finance Foundation
FinGPT
FinGPT is an open-source financial large language model project from AI4Finance Foundation. It focuses on finance-specific NLP, sentiment analysis, robo-advisor workflows, technical analysis, and model release workflows through GitHub and Hugging Face.
StepFun
Step 3.5 Flash
Step 3.5 Flash is a large language model from StepFun. Supports up to 262,144 token context window. Available from $0.10/M input tokens.
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