Useful commands and configs for Ollama and Opencode

opencode_and_ollama_useful_configs_commands.md

Managing Ollama models

ollama run qwen3:0.6b
ollama stop qwen3:0.6b
ollama rm qwen3:0.6b

Requests to locally running Ollama

curl http://localhost:11434/v1/chat/completions \
  -H "Content-Type: application/json" \
  -d '{
    "model": "qwen3:0.6b",
    "messages": [
      {"role": "user", "content": "Hello!"}
    ]
  }'

curl http://localhost:11434/v1/completions \
  -H "Content-Type: application/json" \
  -d '{
    "model": "qwen3:0.6b",
    "prompt": "Write a haiku about the moon."
  }'

curl -X POST http://localhost:11434/api/generate -H "Content-Type: application/json"   -d '{"model":"qwen3:0.6b", "prompt":"Hello", "stream":false}'

curl http://localhost:11434/api/chat -d '{
  "model": "qwen3:0.6b",
  "messages": [
    { "role": "user", "content": "Say hi" }
  ]
}'

curl http://localhost:11434/v1/models

curl http://localhost:11434/api/chat -d '{
  "model": "deepseek-r1:14b",
  "messages": [
    { "role": "user", "content": "Say hi" }
  ]
}'

curl http://localhost:11434/api/chat -d '{
  "model": "gpt-oss:20b",
  "messages": [
    { "role": "user", "content": "Produce a country info card for Finland" }
  ]
}'


curl http://localhost:11434/api/chat -d '{
  "model": "qwen3-coder:30b",
  "messages": [
    { "role": "user", "content": "why is the sky blue?" }
  ]
}'

Working opencode schema

Place as opencode.json at the root of the directory of a given project:

{
  "$schema": "https://opencode.ai/config.json",
  "provider": {
    "ollama": {
      "npm": "@ai-sdk/openai-compatible",
      "name": "Ollama (local)",
      "options": {
        "baseURL": "http://localhost:11434/v1"
      },
      "models": {
        "qwen3:0.6b": { "name": "qwen3 0.6b (local)" }
      }
    }
  },
  "model": "ollama/qwen3:0.6b"
}