Class: ActiveHarness::Providers::Ollama

Inherits:
Base
  • Object
show all
Defined in:
lib/active_harness/providers/ollama.rb

Overview

Ollama — local model inference server, OpenAI-compatible API. ollama.com/blog/openai-compatibility

Set OLLAMA_API_BASE to override the default local address. OLLAMA_API_KEY is optional (needed only if Ollama is behind a proxy with auth).

Example:

model do
  use provider: :ollama, model: "llama3.2"
end

Constant Summary

Constants inherited from Base

Base::HTTP, Base::STREAMING_HTTP

Instance Method Summary collapse

Instance Method Details

#call(model:, messages:, temperature: 0.7) ⇒ Object 



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# File 'lib/active_harness/providers/ollama.rb', line 16

def call(model:, messages:, temperature: 0.7)
  url = URI("#{api_base}/v1/chat/completions")

  headers = { "Content-Type" => "application/json" }
  key     = api_key
  headers["Authorization"] = "Bearer #{key}" if key

  raw  = post_json(url,
    headers: headers,
    body:    { model: model, messages: messages, temperature: temperature }
  )
  data = parse!(raw)
  handle_error!(data)

  {
    content:  data.dig("choices", 0, "message", "content").to_s.strip,
    provider: :ollama,
    model:    data["model"] || model,
    usage:    extract_usage_openai(data)
  }
end