{
  "key": "step-3-7-flash",
  "name": "Step 3.7 Flash",
  "description": "Newer StepFun flash model for faster agents, coding, and multimodal prompts",
  "lab": "stepfun",
  "family": null,
  "release_date": "2026-05-29",
  "knowledge": "2026-03-01",
  "open_weights": true,
  "has_free_offering": true,
  "published": true,
  "modalities": {
    "input": [
      "text",
      "image",
      "video"
    ],
    "output": [
      "text"
    ]
  },
  "capabilities": {
    "reasoning": true,
    "tool_call": true,
    "structured_output": null,
    "attachment": true,
    "reasoning_options": [
      {
        "type": "effort",
        "values": [
          "low",
          "medium",
          "high"
        ]
      }
    ]
  },
  "limit": {
    "context": 262144,
    "output": 262144
  },
  "offerings": [
    {
      "provider": "ambient",
      "provider_model_id": "stepfun/step-3.7-flash",
      "name": "Step 3.7 Flash",
      "variants": [],
      "free": false,
      "priced": true,
      "cost": {
        "input": 0.19,
        "output": 1.14,
        "cache_read": 0.03,
        "cache_write": 0,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 262144,
        "output": 262144,
        "input": null
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "deepinfra",
      "provider_model_id": "stepfun-ai/Step-3.7-Flash",
      "name": "Step 3.7 Flash",
      "variants": [],
      "free": false,
      "priced": true,
      "cost": {
        "input": 0.2,
        "output": 1.15,
        "cache_read": 0.04,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 262144,
        "output": 256000,
        "input": null
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "edenai",
      "provider_model_id": "deepinfra/stepfun-ai/Step-3.7-Flash",
      "name": "Step 3.7 Flash (Deep Infra)",
      "variants": [],
      "free": false,
      "priced": true,
      "cost": {
        "input": 0.2,
        "output": 1.15,
        "cache_read": 0.04,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 262144,
        "output": 256000,
        "input": null
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "edenai",
      "provider_model_id": "flexai/Step-3.7-Flash",
      "name": "Step 3.7 Flash (FlexAI)",
      "variants": [],
      "free": false,
      "priced": true,
      "cost": {
        "input": 0.2,
        "output": 1.15,
        "cache_read": null,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 262144,
        "output": 256000,
        "input": null
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "empiriolabs",
      "provider_model_id": "step-3-7-flash",
      "name": "Step 3.7 Flash",
      "variants": [],
      "free": false,
      "priced": true,
      "cost": {
        "input": 0.2,
        "output": 1.15,
        "cache_read": 0.04,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 256000,
        "output": 131072,
        "input": 256000
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "huggingface",
      "provider_model_id": "stepfun-ai/Step-3.7-Flash",
      "name": "Step 3.7 Flash",
      "variants": [],
      "free": false,
      "priced": true,
      "cost": {
        "input": 0.2,
        "output": 1.15,
        "cache_read": null,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 262144,
        "output": 256000,
        "input": null
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "kenari",
      "provider_model_id": "step-3-7-flash",
      "name": "Step 3.7 Flash",
      "variants": [],
      "free": false,
      "priced": false,
      "cost": {
        "input": 0,
        "output": 0,
        "cache_read": null,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 256000,
        "output": 256000,
        "input": 256000
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "kenari",
      "provider_model_id": "step-3-7-flash:free",
      "name": "Step 3.7 Flash (Free)",
      "variants": [
        "free"
      ],
      "free": true,
      "priced": false,
      "cost": {
        "input": 0,
        "output": 0,
        "cache_read": null,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 256000,
        "output": 256000,
        "input": 256000
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "kilo",
      "provider_model_id": "stepfun/step-3.7-flash",
      "name": "Step 3.7 Flash",
      "variants": [],
      "free": false,
      "priced": true,
      "cost": {
        "input": 0.2,
        "output": 1.15,
        "cache_read": 0.04,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 256000,
        "output": 230400,
        "input": 256000
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "kilo",
      "provider_model_id": "stepfun/step-3.7-flash:free",
      "name": "StepFun: Step 3.7 Flash (free)",
      "variants": [
        "free"
      ],
      "free": true,
      "priced": false,
      "cost": {
        "input": 0,
        "output": 0,
        "cache_read": 0,
        "cache_write": null,
        "reasoning": 0,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 262144,
        "output": 262144,
        "input": null
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "nano-gpt",
      "provider_model_id": "stepfun/step-3.7-flash:thinking",
      "name": "Step 3.7 Flash Thinking",
      "variants": [
        "thinking"
      ],
      "free": false,
      "priced": true,
      "cost": {
        "input": 0.2,
        "output": 1.15,
        "cache_read": 0.04,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 262144,
        "output": 256000,
        "input": 262144
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "nvidia",
      "provider_model_id": "stepfun-ai/step-3.7-flash",
      "name": "Step 3.7 Flash",
      "variants": [],
      "free": false,
      "priced": false,
      "cost": {
        "input": 0,
        "output": 0,
        "cache_read": null,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 256000,
        "output": 16384,
        "input": null
      },
      "status": null,
      "last_updated": "2026-05-28"
    },
    {
      "provider": "openrouter",
      "provider_model_id": "stepfun/step-3.7-flash",
      "name": "Step 3.7 Flash",
      "variants": [],
      "free": false,
      "priced": true,
      "cost": {
        "input": 0.2,
        "output": 1.15,
        "cache_read": 0.04,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 262144,
        "output": 230400,
        "input": 256000
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "requesty",
      "provider_model_id": "step-3.7-flash",
      "name": "Step 3.7 Flash",
      "variants": [],
      "free": false,
      "priced": true,
      "cost": {
        "input": 0.2,
        "output": 1.15,
        "cache_read": 0.04,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 262144,
        "output": 256000,
        "input": null
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "stepfun",
      "provider_model_id": "step-3.7-flash",
      "name": "Step 3.7 Flash",
      "variants": [],
      "free": false,
      "priced": true,
      "cost": {
        "input": 0.185,
        "output": 1.11,
        "cache_read": 0.037,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 256000,
        "output": 256000,
        "input": 256000
      },
      "status": null,
      "last_updated": "2026-06-29"
    },
    {
      "provider": "stepfun-ai",
      "provider_model_id": "step-3.7-flash",
      "name": "Step 3.7 Flash",
      "variants": [],
      "free": false,
      "priced": true,
      "cost": {
        "input": 0.185,
        "output": 1.11,
        "cache_read": 0.037,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 256000,
        "output": 256000,
        "input": 256000
      },
      "status": null,
      "last_updated": "2026-06-29"
    },
    {
      "provider": "stepfun-ai-step-plan",
      "provider_model_id": "step-3.7-flash",
      "name": "Step 3.7 Flash",
      "variants": [],
      "free": false,
      "priced": false,
      "cost": null,
      "limit": {
        "context": 256000,
        "output": 256000,
        "input": 256000
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "stepfun-step-plan",
      "provider_model_id": "step-3.7-flash",
      "name": "Step 3.7 Flash",
      "variants": [],
      "free": false,
      "priced": false,
      "cost": null,
      "limit": {
        "context": 256000,
        "output": 256000,
        "input": 256000
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "unorouter",
      "provider_model_id": "step-3.7-flash:free",
      "name": "Step 3.7 Flash",
      "variants": [
        "free"
      ],
      "free": true,
      "priced": false,
      "cost": {
        "input": 0,
        "output": 0,
        "cache_read": null,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 256000,
        "output": 256000,
        "input": 256000
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "vercel",
      "provider_model_id": "stepfun/step-3.7-flash",
      "name": "Step 3.7 Flash",
      "variants": [],
      "free": false,
      "priced": true,
      "cost": {
        "input": 0.2,
        "output": 1.15,
        "cache_read": 0.04,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 256000,
        "output": 256000,
        "input": 256000
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "zenmux",
      "provider_model_id": "stepfun/step-3.7-flash",
      "name": "Step 3.7 Flash",
      "variants": [],
      "free": false,
      "priced": true,
      "cost": {
        "input": 0.2,
        "output": 1.15,
        "cache_read": null,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 256000,
        "output": 256000,
        "input": 256000
      },
      "status": null,
      "last_updated": "2026-05-29"
    },
    {
      "provider": "zenmux",
      "provider_model_id": "stepfun/step-3.7-flash-free",
      "name": "Step 3.7 Flash (Free)",
      "variants": [
        "free"
      ],
      "free": true,
      "priced": false,
      "cost": {
        "input": 0,
        "output": 0,
        "cache_read": null,
        "cache_write": null,
        "reasoning": null,
        "context_over_200k": null,
        "tiers": null
      },
      "limit": {
        "context": 256000,
        "output": 256000,
        "input": 256000
      },
      "status": null,
      "last_updated": "2026-05-29"
    }
  ]
}