Full 2026 OpenAI rate limits by model and tier. Compare RPM, TPM, and batch limits for GPT-5.5, GPT-5.5 Pro, GPT Image 2, and free trial users with clear tables.
The Max Output Token Limit in OpenAI models: GPT 5.5 (128,000), GPT 5.5 Pro, GPT 5.4 Mini, GPT 5.4 Nano, and GPT-4.1 (32,768 tokens).
For those debating between ChatGPT Plus or API, this calculator estimates your costs and helps determine the cheapest option.
OpenAI announced major upgrades at DevDay including GPT-4 Turbo, DALL·E 3 API access, new modalities, reduced pricing, and increased rate limits.
OpenAI is on the brink of releasing revolutionary upgrades to ChatGPT, imbuing it with the capability to perceive and interpret voice and images.
A JS library to calculate token usage for the OpenAI API, supporting GPT-3.5, GPT-4, and more to optimize API integration costs.
Leverage OpenAI's GPT-4 and GPT-3.5 models on text inputs of any size by splitting large inputs into chunks handled in parallel.
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