Complete toolkit for configuring and extending OpenCode: agent creation, custom slash commands, configuration management, plugin development, and SDK usage.
98
98%
Does it follow best practices?
Impact
Pending
No eval scenarios have been run
Advisory
Suggest reviewing before use
Set up OpenCode to use Anthropic Claude claude-sonnet-4-5 as the default model. The user's API key is stored in the ANTHROPIC_API_KEY environment variable. Show both the opencode.json configuration and how to verify it works.