Model decision surface
Compare AI models
Start with GPT-5.1-Codex-Mini and Step 3.7 Flash, or choose any two current ranked language models. Compare capability evidence, price, context, provider availability, and weight access without pretending one field decides every use case.
Current public data
GPT-5.1-Codex-Mini vs Step 3.7 Flash
Live dataset updated 8/17/2026, 11:13:20 PM UTC
Open 1200×630 evidence receipt| Field | GPT-5.1-Codex-Mini OpenAI | Step 3.7 Flash StepFun |
|---|---|---|
| ModelCap position | #64 | #66 |
| Index score | 41.5 | 39.6 |
| Evidence | Measured1 public benchmark observation across 1 board | Measured1 public benchmark observation across 1 board |
| Input / 1M | $0.25 | $0.20 |
| Output / 1M | $2.00 | $1.15 |
| Pricing status | fresh | fresh |
| Context | 400K | 262K |
| Providers | 1 | 3 |
| Weight access | API only | Open weights |
Decision facts
- GPT-5.1-Codex-Mini is #64; Step 3.7 Flash is #66 on the same current language board.
- Index scores are 41.5 for GPT-5.1-Codex-Mini and 39.6 for Step 3.7 Flash.
- Both positions use Measured evidence.
- Listed output price per 1M tokens is $2.00 for GPT-5.1-Codex-Mini and $1.15 for Step 3.7 Flash.
- Published context is 400,000 tokens for GPT-5.1-Codex-Mini and 262,144 for Step 3.7 Flash.
- Weight access differs: GPT-5.1-Codex-Mini is none; Step 3.7 Flash is open.
- ModelCap currently lists 1 providers for GPT-5.1-Codex-Mini and 3 for Step 3.7 Flash.
These are separate published fields, not a synthetic winner. ModelCap does not collapse price, access, context, and capability evidence into a hidden recommendation score.
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Each comparison page is a permanent, shareable URL with the same live figures as this tool: ModelCap Index position, API pricing, context window, provider count, weight access and every shared benchmark board.