Research conducted by Perplexity AI using the following sources:

• The AI Price War Is Here, Piling Pressure on OpenAI and Anthropic
• OpenAI considers drastic price cuts, anticipating war for users with Anthropic, WSJ reports
• OpenAI mulls slashing prices as it competes with Anthropic for users: WSJ
• OpenAI Weighs Significant Price Cuts in Rivalry With Anthropic
• The AI price war is here, piling pressure on OpenAI and Anthropic
• AI price war heats up as OpenAI, Meta and Musk slash model costs
• Anthropic vs OpenAI: Comparing Direct API Costs - Vantage.sh
• OpenAI vs Anthropic API Pricing Comparison (2026) - Finout
• OpenAI vs Anthropic Pricing 2026: Real Cost Per Task Compared