{"schema_version":"1.2","slug":"gpt","url":"https://www.launchpadhq.io/models/gpt","data_url":"https://www.launchpadhq.io/data/v1/models/gpt.json","name":"GPT (ChatGPT / OpenAI)","vendor":"OpenAI","last_verified_at":"2026-10-24","which_to_use":["In the ChatGPT app, what you can pick depends on the plan. OpenAI’s help center: GPT-6 Pro (powered by GPT-6 Astra) is on Pro, Business, and Enterprise; Plus gets Astra in ChatGPT Work and Codex, not as GPT-6 Pro in regular Chat. Free and Go do not get Astra.","For API work, OpenAI currently tells developers to start with GPT-6 Astra for hard jobs, GPT-6.1 Sol when you want similar quality for less money, and GPT-6 Luna for cheap high-volume work.","GPT-5.5 is the previous flagship. Use it only if your API work already depends on it."],"versions":[{"id":"gpt-6-astra","name":"GPT-6 Astra","api_id":"gpt-6-astra","release_date":null,"release_date_verified":false,"status":"current","role":"flagship","context_window":{"tokens":1050000,"verified":true,"note":null},"max_output":{"tokens":128000,"verified":true,"note":null},"api_price_input":{"usd_per_million":10,"price_text":"$10 / 1M","verified":true,"note":"Standard, short-context. Prompts over 272k input tokens are billed at 2× input and 1.5× output for the full request."},"api_price_output":{"usd_per_million":50,"price_text":"$50 / 1M","verified":true,"note":"Standard, short-context. Prompts over 272k input tokens are billed at 2× input and 1.5× output for the full request."},"consumer_access":{"summary":"ChatGPT Plus: Astra in Work and Codex. Not on Free or Go.","verified":true},"strengths":["OpenAI’s current flagship for hard reasoning, coding, and computer-use jobs.","1.05 million token context window and 128k max output on the API.","Built-in tools on the Responses API (search, files, computer use, and more)."],"best_for":"Paid ChatGPT users and API developers with the hardest work — research, long coding, and multi-step computer use.","caveats":["Plus does not include GPT-6 Pro in regular Chat — only Work and Codex.","Long prompts (over 272k input tokens) cost more per token."],"sources":[{"label":"GPT-6 Astra model page","url":"https://developers.openai.com/api/docs/models/gpt-6-astra"},{"label":"GPT-6 in ChatGPT","url":"https://help.openai.com/en/articles/20001354-gpt-6-and-other-models-in-chatgpt"}]},{"id":"gpt-6.1-sol","name":"GPT-6.1 Sol","api_id":"gpt-6.1-sol","release_date":null,"release_date_verified":false,"status":"current","role":"balanced","context_window":{"tokens":1050000,"verified":true,"note":null},"max_output":{"tokens":128000,"verified":true,"note":null},"api_price_input":{"usd_per_million":2,"price_text":"$2 / 1M","verified":true,"note":"Standard, short-context. Prompts over 272k input tokens are billed at 2× input and 1.5× output for the full request."},"api_price_output":{"usd_per_million":10,"price_text":"$10 / 1M","verified":true,"note":"Standard, short-context. Prompts over 272k input tokens are billed at 2× input and 1.5× output for the full request."},"consumer_access":{"summary":"OpenAI help: GPT-6.1 Sol is a ChatGPT Work and Codex model, not regular Chat. It is rolling out on eligible paid plans; exact plan list depends on rollout and workspace settings.","verified":true},"strengths":["Same 1.05M context and 128k max output as Astra.","Supports Fast and Ultrafast API modes (Ultrafast is priced higher)."],"best_for":"API and ChatGPT Work/Codex users who want strong results without Astra’s price.","caveats":["Not in regular ChatGPT conversations, per OpenAI’s Work and Codex help article.","Ultrafast API mode is 6× standard price."],"sources":[{"label":"GPT-6.1 Sol model page","url":"https://developers.openai.com/api/docs/models/gpt-6.1-sol"},{"label":"Work and Codex","url":"https://help.openai.com/en/articles/20001275-chatgpt-work-and-codex"}]},{"id":"gpt-6-sol","name":"GPT-6 Sol","api_id":"gpt-6-sol","release_date":null,"release_date_verified":false,"status":"current","role":"prior","context_window":{"tokens":1050000,"verified":true,"note":null},"max_output":{"tokens":128000,"verified":true,"note":null},"api_price_input":{"usd_per_million":2,"price_text":"$2 / 1M","verified":true,"note":null},"api_price_output":{"usd_per_million":10,"price_text":"$10 / 1M","verified":true,"note":null},"consumer_access":{"summary":"OpenAI's ChatGPT docs list GPT-6 Sol for ChatGPT Work and Codex on paid plans. OpenAI's pages disagree on whether it also powers regular Chat, so check your model picker.","verified":true},"strengths":["The first GPT-6 Sol release, at the same API price as GPT-6.1 Sol."],"best_for":"Existing API work built on GPT-6 Sol; new work should start on GPT-6.1 Sol.","caveats":["OpenAI's model page points to GPT-6.1 Sol as the newer Sol model."],"sources":[{"label":"GPT-6 Sol model page","url":"https://developers.openai.com/api/docs/models/gpt-6-sol"},{"label":"ChatGPT models","url":"https://learn.chatgpt.com/docs/models"}]},{"id":"gpt-6-luna","name":"GPT-6 Luna","api_id":"gpt-6-luna","release_date":null,"release_date_verified":false,"status":"current","role":"budget","context_window":{"tokens":1050000,"verified":true,"note":null},"max_output":{"tokens":128000,"verified":true,"note":null},"api_price_input":{"usd_per_million":0.1,"price_text":"$0.1 / 1M","verified":true,"note":"Standard, short-context. Prompts over 272k input tokens are billed at 2× input and 1.5× output for the full request."},"api_price_output":{"usd_per_million":0.5,"price_text":"$0.5 / 1M","verified":true,"note":"Standard, short-context. Prompts over 272k input tokens are billed at 2× input and 1.5× output for the full request."},"consumer_access":{"summary":"OpenAI help: GPT-6 Luna is a ChatGPT Work and Codex model, not regular Chat. Free/Go ChatGPT model names in the main Chat picker are a separate list (unverified here beyond the GPT-6 help article).","verified":true},"strengths":["Same 1.05M context window as Astra.","OpenAI’s pick for focused, high-volume tasks."],"best_for":"Lots of short, cheap jobs — classification, drafts, and bulk API calls.","caveats":["Not in regular ChatGPT conversations, per OpenAI’s Work and Codex help article.","OpenAI positions it below Sol and Astra for hard work."],"sources":[{"label":"GPT-6 Luna model page","url":"https://developers.openai.com/api/docs/models/gpt-6-luna"},{"label":"Work and Codex","url":"https://help.openai.com/en/articles/20001275-chatgpt-work-and-codex"}]},{"id":"gpt-5.5","name":"GPT-5.5","api_id":"gpt-5.5","release_date":null,"release_date_verified":false,"status":"legacy","role":"prior","context_window":{"tokens":1050000,"verified":true,"note":null},"max_output":{"tokens":128000,"verified":true,"note":null},"api_price_input":{"usd_per_million":5,"price_text":"$5 / 1M","verified":true,"note":"Listed for prompts under 272k context length. Prompts over 272k are 2× input and 1.5× output."},"api_price_output":{"usd_per_million":30,"price_text":"$30 / 1M","verified":true,"note":"Listed for prompts under 272k context length. Prompts over 272k are 2× input and 1.5× output."},"consumer_access":{"summary":"Retired from ChatGPT, ChatGPT Work and Codex on 14 Oct 2026. API access is unaffected.","verified":true},"strengths":["Previous OpenAI flagship; still available on the API.","Same 1.05M context and 128k max output as the GPT-6 models."],"best_for":"Existing API integrations that are not ready to move to GPT-6.","caveats":["OpenAI now recommends GPT-6 Astra / Sol / Luna for new work."],"sources":[{"label":"GPT-5.5 model page","url":"https://developers.openai.com/api/docs/models/gpt-5.5"},{"label":"Model release notes","url":"https://help.openai.com/en/articles/9624314-model-release-notes"}]}],"sources":[{"label":"OpenAI models","url":"https://developers.openai.com/api/docs/models"},{"label":"API pricing","url":"https://developers.openai.com/api/docs/pricing"},{"label":"GPT-6 in ChatGPT","url":"https://help.openai.com/en/articles/20001354-gpt-6-and-other-models-in-chatgpt"},{"label":"ChatGPT Work and Codex","url":"https://help.openai.com/en/articles/20001275-chatgpt-work-and-codex"},{"label":"Model release notes","url":"https://help.openai.com/en/articles/9624314-model-release-notes"}],"tools":[{"slug":"chatgpt","name":"ChatGPT","url":"https://www.launchpadhq.io/platform/chatgpt","data_url":"https://www.launchpadhq.io/data/v1/tools/chatgpt.json","category":{"slug":"text-conversational-ai","name":"Text & Conversational AI"},"cost_tier":"FREEMIUM","lifecycle":"active","free_tier":{"available":true,"summary":"Unlimited text chats with GPT-6 (abuse guardrails apply)"},"starting_price":"Free, from $8/month","lowest_paid":{"name":"Go","price_text":"$8/month","amount":8,"currency":"USD","period":"month","limits":"May include ads","is_free":false},"data_as_of":"2026-10-24"},{"slug":"openai-api","name":"OpenAI API","url":"https://www.launchpadhq.io/platform/openai-api","data_url":"https://www.launchpadhq.io/data/v1/tools/openai-api.json","category":{"slug":"ai-apis-developer-services","name":"AI APIs & Developer Services"},"cost_tier":"FREEMIUM","lifecycle":"active","free_tier":{"available":true,"summary":"Free: $5 initial credits (new accounts); rate-limited; GPT-4o-mini free tier"},"starting_price":"$2.50/$10 per 1M tokens)","lowest_paid":{"name":"Pay-per-token (GPT-4o","price_text":"$2.50/$10 per 1M tokens)","amount":2.5,"currency":"USD","period":"usage","limits":null,"is_free":false},"data_as_of":"2026-10-26"}],"prices_removed":4,"pricing_note":"Prices in this text come from the catalog, the same data as each tool's page and its record (tool.starting_price, tool.lowest_paid, and plans in /data/v1/tools/{slug}.json). Any sentence that typed a price by hand is removed; prices_removed counts them.","generated_at":"2026-10-27T01:17:31.778Z","sponsored":false,"attribution":"Data from Launchpad HQ (https://www.launchpadhq.io). Please credit Launchpad HQ and link to the tool's Launchpad HQ page."}