According to @sama, OpenAI will double GPT-5 rate limits for ChatGPT Plus users as the rollout completes, Source: Sam Altman on X on Aug 8, 2025 https://twitter.com/sama/status/1953893841381273969. Plus users will be able to continue using GPT-4o while OpenAI monitors usage to decide how long legacy models remain available, Source: Sam Altman on X on Aug 8, 2025 https://twitter.com/sama/status/1953893841381273969. OpenAI indicates GPT-5 will seem smarter as rollout progresses, signaling incremental capability improvements during deployment, Source: Sam Altman on X on Aug 8, 2025 https://twitter.com/sama/status/1953893841381273969. For traders, the post provides no direct mention of cryptocurrency markets or API changes, so no explicit crypto market impact is stated, Source: Sam Altman on X on Aug 8, 2025 https://twitter.com/sama/status/1953893841381273969.