Get Model By Id

import requests
url = "https://api-gateway.merge.dev/v1/models/openai%2Fgpt-5.1"
response = requests.get(url)
print(response.json())

{
  "id": "openai/gpt-5.1",
  "provider": "openai",
  "display_name": "GPT-5.1",
  "capabilities": {
    "input": [
      "text",
      "image"
    ],
    "output": [
      "text",
      "tool_use"
    ],
    "tools": true,
    "vision": true,
    "json_schema": true,
    "streaming": true
  },
  "context_window": 1000000,
  "max_output_tokens": 32768,
  "pricing": {
    "input_per_million": 2.5,
    "output_per_million": 10,
    "currency": "USD"
  },
  "object": "model",
  "status": "available",
  "is_featured": true,
  "launch_date": "2026-01-15",
  "supports_tool_calling": true,
  "zero_data_retention": false,
  "created_at": "2026-01-15T00:00:00Z",
  "updated_at": "2026-03-01T00:00:00Z"
}

Get a specific model by ID.

Model IDs are in the format ‘provider/model-name’, e.g. ‘openai/gpt-5.1’.

Path parameters

model_idstringRequired

Response

Successful Response

idstring

Model ID in format ‘provider/model-name’

providerstring

display_namestring

capabilitiesobject

Capabilities of an LLM model.

context_windowinteger

max_output_tokensinteger

pricingobject

Pricing information for a model.

object"model"

statusstringDefaults to available

sunset_datestring or null

replacement_modelstring or null

is_featuredbooleanDefaults to false

launch_datestring or null

supports_tool_callingbooleanDefaults to false

zero_data_retentionbooleanDefaults to false

created_atdatetime

updated_atdatetime

Errors

422

Unprocessable Entity Error