Compare 3 free alternatives to OpenAI Codex for AI Coding. Every one of their free tier limits side by side, with the read and catalogue dates we hold.
GPT-5.5 retires from ChatGPT, ChatGPT Work and Codex on all plans on 2026-10-14. OpenAI's Codex pricing page, which now redirects to learn.chatgpt.com, says the OpenAI API is not affected. Source ↗
new tiereffective 2026-04-02medium impact
OpenAI added Codex-only seats for ChatGPT Business and Enterprise workspaces, with no fixed seat fee, no rate limits and usage billed on token consumption, and cut ChatGPT Business's annual price from $25 to $20 per seat. Standard Business seats, which include Codex with usage limits, continued. Source ↗
not_a_free_offer Tier "Paid" is no free offer at all.
All Free Alternatives (3)
2 of these carry no recorded demerit and are indistinguishable under every signal we hold; their order rotates daily. 0 are demoted with the reason named, and 1 are listed last because they are not generally available or are not a free offer. How we rank.
not_a_free_offer Tier "Paid" is no free offer at all.
Recompute today's order yourself. The order above is a permutation seeded only on the UTC date and the query key — no vendor name, slug, id or offer field is an input. The algorithm is published, so anyone can reproduce this page's order without asking us.
What are the best free alternatives to OpenAI Codex?
We publish no ranking of these. Nothing we record measures popularity or generosity, so naming a best or a top few would be our preference rather than our data. We hold 3 free alternatives to OpenAI Codex, each listed below with its tier, category and the read and catalogue dates we hold. Of those, 2 carry no recorded demerit and are indistinguishable under every signal we hold, so they are listed in an order that rotates daily, 1 is listed last behind a stated gate. Our ranking rule is published at /criteria.
Is OpenAI Codex's free tier still available?
Yes, OpenAI Codex currently offers a free tier (Free). None of the 2 recorded changes narrowed the terms.
How many free alternatives to OpenAI Codex exist?
There are 3 free alternatives to OpenAI Codex tracked on AgentDeals across the AI Coding category.
Has OpenAI Codex changed their pricing?
OpenAI Codex has 2 recorded pricing changes. The most recent was on 2026-04-02: OpenAI added Codex-only seats for ChatGPT Business and Enterprise workspaces, with no fixed seat fee, no rate limits and usage billed on token consumption, and cut ChatGPT Business's annual price from $25 to $20 per seat. Standard Business seats, which include Codex with usage limits, continued. Source: https://openai.com/index/codex-flexible-pricing-for-teams/
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