Track every model price change, addition, and deprecation. Updated May 2026.
Last checked: May 23, 2026
This changelog records all updates to AI calculator pricing data, organized by date. Each entry shows the date, what changed, and which calculators were affected. We update this log whenever providers change their pricing or when we add new models to our tools.
Use this page to stay informed about which models are currently available in our calculators and when significant changes occurred.
May 23, 2026
Added GPT-5 ($10/$40 per 1M tokens) and GPT-5 mini ($0.75/$3) to all OpenAI calculators and the LLM comparison tool.
May 23, 2026
Added Claude 4 Sonnet ($3/$15) and Opus ($15/$75) to Claude API calculator and comparison tools.
May 23, 2026
Added Gemini 3 Ultra ($1.25/$5), Pro ($0.35/$1.05), Flash ($0.075/$0.30), Flash-Lite ($0.05/$0.20) to all Google AI calculators.
May 23, 2026
Added DeepSeek V3 ($0.27/$1.10) and R1 ($0.55/$2.20) to LLM comparison and token cost calculator.
May 23, 2026
Removed Meta Llama references and older model tiers (Claude 3, Gemini 1.5) from all calculators. Focus updated to 2026 frontier models.
January 20, 2025
Added DeepSeek R1 reasoning model ($0.55/$2.20) to LLM comparison upon public launch.
December 2024
Added Gemini 2.0 Flash and Pro to AI calculators.
December 5, 2024
Added DeepSeek V3 ($0.27/$1.10) as the most cost-efficient frontier model at launch.
June 2024
Updated pricing from Claude 3 Sonnet to 3.5 Sonnet.
May 2024
Added GPT-4o ($2.50/$10) replacing GPT-4.
May 2024
Added Gemini 1.5 Flash and Pro with 1M token context.
Get notified of major price changes. Email hello@ecomcalctools.com with "Price Alerts" in the subject.