Function isAnthropicModelsRequest

internal/api/server.go:984–989

isAnthropicModelsRequest reports whether a /v1/models request should be served in Anthropic format. Anthropic API clients send the Anthropic-Version header; Claude Code additionally uses a claude-cli User-Agent.

(c *gin.Context)

// Anthropic format. Anthropic API clients send the Anthropic-Version header; Claude
// Code additionally uses a claude-cli User-Agent.
func isAnthropicModelsRequest(c *gin.Context) bool {
	if c.GetHeader("Anthropic-Version") != "" {
		return true
	}
	return strings.HasPrefix(c.GetHeader("User-Agent"), "claude-cli")
}

// unifiedModelsHandler creates a unified handler for the /v1/models endpoint
// that routes to different handlers based on the request.