bayes_update
ChatGPTBinary Bayes update: prior P(H), hit = P(E|H), miss = P(E|¬H) → posterior P(H|E). Inputs are probabilities 0–1.
Productivity
Overview
Accurate word and character counts for drafts, essays, and snippets — using the same rules as ibm.io/wordcount. Returns words, characters, sentences, paragraphs, and reading time. Includes an in-chat widget for quick visual summary. Text is processed in memory and not stored. For private editing with word goals, link to the full offline browser app.
Tools
combinations
ChatGPTCompute C(n, k) — n choose k.
compare_text
ChatGPTCount two text versions (before and after) and return the delta in words, characters, sentences, and paragraphs. Use when the user asks how much they added, removed, or changed between drafts.
contrast_ratio
ChatGPTWCAG contrast ratio for foreground/background hex colors, with AA/AAA flags.
count_text
ChatGPTCount words, characters, characters without spaces, sentences, paragraphs, reading time, speaking time, and page estimate in text. Opens an interactive editor widget where the user can type or paste and see live counts alongside the chat. Use when the user asks to count words, characters, sentences, paragraphs, reading time, or check a word limit in a draft, essay, or passage.
open_full_counter
ChatGPTReturn a deep link to the full offline word counter at ibm.io/wordcount with optional draft text and word goal. Use when the user wants to edit, set a word goal, use voice dictation, or count privately in the browser.
open_word_counter
ChatGPTOpen the interactive word counter editor in chat with an optional starting draft and word goal. The user can type, paste, and edit while counts update live. Use when they want to write or revise text with a word counter, not just a one-shot count of text they already pasted in chat.
pace_eta
ChatGPTDistance × pace (min per unit) → ETA hours, or solve for required pace given a finish time in hours.
parse_duration
ChatGPTParse a duration string like 5:00, 1:05:30, 25m, or 90 into milliseconds and a clock string. Use for time math and limits.
tax_tip
ChatGPTCompute tax and tip from a subtotal. Tip can apply to pre-tax subtotal or to the tax-inclusive total.
Capabilities
Interactive
Example Prompts
Click any prompt to copy it.
