AgentModel
Parameters and properties
Section titled “Parameters and properties”nameRequiredstringNonempty model identifier passed unchanged to the CLI or model service; no local catalog is consulted.reasoningOptionalModelReasoning | undefinedReasoning effort; omitted keeps the model default. Claude Code and Codex accept low to max, the Anthropic provider none and low to max, the OpenAI provider any level; other CLIs throw code configuration when the agent is composed.maxOutputTokensOptionalnumber | undefinedPositive integer limit on output tokens per model response. Claude Code receives it as CLAUDE_CODE_MAX_OUTPUT_TOKENS, the OpenAI provider sends it with each request and the Anthropic provider requires it; Codex, Antigravity, Copilot and Kimi reject it.