List LLM Models

Returns available models for a specific LLM provider

GET /v1/misc/llm_providers/{provider_identifier}/models

List Llm Models

cURL

curl --request GET \
  --url https://api.xpander.ai/v1/misc/llm_providers/{provider_identifier}/models \
  --header 'x-api-key: <api-key>'

200

[
  {
    "model_id": "claude-opus-5",
    "display_name": "Claude Opus 5",
    "tier": 1,
    "description": "Most capable Anthropic model. 1M-token context, 128k max output, full tool use."
  },
  {
    "model_id": "claude-sonnet-5",
    "display_name": "Claude Sonnet 5",
    "tier": 2,
    "description": "Balanced speed and capability for everyday agent work."
  }
]

List available models for a specific LLM provider. Use the model_id value as the agent’s model_name field when creating or updating an agent.

Path Parameters

provider_identifier · string · required

The provider’s internal_identifier from List LLM Providers (e.g., openai, anthropic)

Response

Returns an array of LLMModelItem objects.

model_id · string

Model identifier — use this as the model_name field when creating/updating agents

display_name · string

Human-friendly model name

tier · integer

1 for a provider’s current flagship models, 2 for previous or mid-range models, 3 for small, low-cost models

description · string

Brief description of the model’s capabilities

status · string

ga for a current model, legacy for an older model that still works

input_tokens · integer

Context window, in tokens

output_tokens · integer

Maximum output, in tokens

features · string[]

Supported features, for example function_calling, structured_output and vision

price · object | null

List price in USD: input_usd_per_1m, output_usd_per_1m, cache_read_usd_per_1m and cache_write_usd_per_1m

Example Request

curl -X GET -H "x-api-key: <your-api-key>" \
  "https://api.xpander.ai/v1/misc/llm_providers/openai/models"

Notes

• Returns 404 when the provider identifier is not found
• Use the model_id value as the agent’s model_name field
• A lower tier number means a more capable model. Compare price to see what each costs

Authorizations

x-api-key · string · header · required

API Key for authentication

Path Parameters

provider_identifier · string · required

Response

200

application/json

Successful Response

model_id · string · required

The model identifier to use in agent configuration. Set this as the agent's model_name field (e.g., 'claude-sonnet-5', 'gpt-4o').

display_name · string | null

Human-readable name of the model for display purposes.

tier · integer | null · default: 1

Model capability tier. Higher tiers indicate more capable (and typically more expensive) models. Tier 1 is standard, higher tiers are premium.

description · string | null

Brief description of the model's capabilities and recommended use cases.