LiteLLMModels

Internlm2 5 20B Chat API Pricing

As of October 10, 2026, Internlm2 5 20B Chat is free to use on Ollama. It has a 32,768-token context window and returns up to 8,192 tokens per response.

Model ID ollama/internlm2_5-20b-chatPrices updated Checked
Price
Free
Context window
32,768 tokens
Max output
8,192 tokens
Providers
1
Added to LiteLLM
August 2024

Internlm2 5 20B Chat pricing by provider

1 listing across 1 provider. Token prices are in US dollars per 1M tokens. The highlighted row is the price quoted above.

ProviderModel name in LiteLLMInputOutputContext
Ollamaollama/internlm2_5-20b-chat$0$032K

What Internlm2 5 20B Chat costs in practice

1,000 requests with 2,000 input and 500 output tokens each

Ollama$0

Internlm2 5 20B Chat features

Use Internlm2 5 20B Chat with LiteLLM

Call Internlm2 5 20B Chat through the LiteLLM Python SDK, or put it behind the LiteLLM proxy and send OpenAI-format requests to /v1/chat/completions. LiteLLM tracks the cost of every request at these prices.

Python SDK
from litellm import completion

response = completion(
    model="ollama/internlm2_5-20b-chat",
    messages=[{"role": "user", "content": "Hello!"}],
)
Proxy config.yaml
model_list:
  - model_name: internlm2_5-20b-chat
    litellm_params:
      model: ollama/internlm2_5-20b-chat
      # credentials: see the provider's LiteLLM docs page
Call the proxy
curl http://0.0.0.0:4000/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer sk-1234" \
  -d '{
    "model": "internlm2_5-20b-chat",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

Internlm2 5 20B Chat FAQ

How much does Internlm2 5 20B Chat cost?

Internlm2 5 20B Chat is free to use on Ollama.

What is the context window of Internlm2 5 20B Chat?

Internlm2 5 20B Chat has a 32,768-token context window and returns up to 8,192 tokens per response.

Which providers offer Internlm2 5 20B Chat?

Internlm2 5 20B Chat is available from Ollama through LiteLLM, using the model name ollama/internlm2_5-20b-chat.

How do I call Internlm2 5 20B Chat with an OpenAI-compatible API?

Use the LiteLLM Python SDK with model="ollama/internlm2_5-20b-chat", or add the model to the LiteLLM proxy's config.yaml and send requests to /v1/chat/completions from any OpenAI client. LiteLLM tracks the cost of every request at the prices on this page.

What features does Internlm2 5 20B Chat support?

Internlm2 5 20B Chat supports function calling.

When did LiteLLM add Internlm2 5 20B Chat?

Internlm2 5 20B Chat was added to LiteLLM's model price file in August 2024.

Sources

Prices come from LiteLLM's open-source model_prices_and_context_window.json, which LiteLLM uses to calculate the cost of every request.

LiteLLM docs: Ollama.

Provider pages: Ollama.