GPT-6 Astra (medium)

GPT-6 Astra (medium) is an artificial intelligence model developed by OpenAI and released on September 3, 2026. In terms of performance metrics, the model holds an intelligence index of 59.2 and a coding index of 76.7, while its math index remains unknown. Benchmark results for the model include a GPQA score of 0.939, an HLE score of 0.527, a SciCode score of 0.51, and an LCR score of 0.763333333333333. Regarding pricing, the model is available at a rate of $10.00 per million tokens for input and $50.00 per million tokens for output, resulting in a blended cost of $20.00 per million tokens. Specific data regarding output speed and time to first token are currently unavailable.