Story
OpenAI Slashes GPT-5.6 Sol API Pricing by Over 20% Amid Intensifying Competition
Summary
OpenAI has announced a temporary price reduction of more than 20% for its frontier GPT-5.6 Sol model for developers, a strategic move to counter growing competition from rivals like Anthropic.
OpenAI announced on Friday a significant, temporary price cut for its most advanced artificial intelligence model, GPT-5.6 Sol, signaling an escalation in the AI sector's price wars. The company is reducing costs for developers using its application programming interface (API) by more than 20% for the next three months as it contends with mounting pressure from competitors.
Details of the Price Reduction
The new pricing structure applies to developers using OpenAI's API, which powers enterprise products such as the agentic AI tool ChatGPT Work and the coding assistant Codex. The company confirmed that pricing for its consumer-facing Pro, Plus, and Business subscriptions remains unchanged.
Key details of the temporary price cut include:
- Input Tokens: The cost for GPT-5.6 Sol is now $4 per 1 million tokens, down from the previous price of $5.
- Output Tokens: The cost is now $20 per 1 million tokens, a reduction from the prior $30.
AdCompetitive Landscape
This pricing adjustment is a direct response to the increasingly competitive landscape, particularly from rivals such as Anthropic and various emerging AI models from China. With this change, OpenAI's flagship model now undercuts some of its main competitors on price. For comparison, Anthropic's high-end Claude Opus 5 model is listed at $5 per 1 million input tokens and $25 per 1 million output tokens.
The move follows a broader pricing strategy by OpenAI, which recently slashed prices for its other models. Last month, the company cut prices for its mid-tier GPT-5.6 Terra model by 20% and its lower-cost Luna model by 80%. This aggressive pricing across its model stack suggests a strategic effort to maintain market share and attract developers by lowering the barrier to entry for building on its platform.
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