AI marketing services in Washington DC generally range from $5,000-$25,000 per month for comprehensive campaigns, which is comparable to New York but about 10-15% higher than the national average. This pricing reflects the competitive DC market and specialized expertise needed for industries like government contractors, professional services, and policy-focused organizations. Many DC agencies offer tiered packages: starter AI solutions (content generation, basic analytics) beginning around $3,000 monthly, mid-tier packages with predictive analytics and personalization at $8,000-$12,000, and enterprise solutions with custom AI implementation at $15,000+. Keep in mind that agencies working with federal clients or those needing security clearances often command premium rates due to compliance requirements and specialized knowledge of government procurement processes.