Codex is OpenAI's coding agent that helps you write, review, and ship code from the ChatGPT desktop app, CLI, IDE extension, web, and Codex Cloud.
Free
Audience: individual
Price/mo (USD)
$0
source · verified 2026-10-18
Listed as $0/month.
Usage limits
Codex is included. Usage limits vary by plan. Codex Cloud is not included.
source · verified 2026-10-18
Numeric request, token, 5-hour, and weekly caps not published by vendor.
Overflow / pay-as-you-go
Credit purchases are available only to a limited group of Free users. If shown, credits apply after included usage and do not raise the included limit. Purchase amounts and prices vary by account, region, and plan. Credits last 12 months and are non-refundable except where required.
source · verified 2026-10-18
USD credit-pack prices not published by vendor.
Models
GPT-6 Luna
source · verified 2026-10-18
Desktop app when available. GPT-6.1 Sol is not included on Free at launch.
Go
Audience: individual
Price/mo (USD)
$8
source · verified 2026-10-18
Listed as $8/month for lightweight coding tasks.
Usage limits
Codex is included. Usage limits vary by plan. Codex Cloud is not included.
source · verified 2026-10-18
Numeric request, token, 5-hour, and weekly caps not published by vendor.
Overflow / pay-as-you-go
Credit purchases are available only to a limited group of Go users. If shown, credits apply after included usage and do not raise the included limit. Purchase amounts and prices vary by account, region, and plan. Credits last 12 months and are non-refundable except where required.
source · verified 2026-10-18
USD credit-pack prices not published by vendor.
Models
GPT-6 Luna
source · verified 2026-10-18
Desktop app when available. GPT-6.1 Sol is not included on Go at launch.
Plus
Audience: individual
Price/mo (USD)
$20
source · verified 2026-10-18
Listed as $20/month.
Usage limits
Local-message estimates per five-hour period, not fixed message limits: GPT-6 Astra 5-45; GPT-6.1 Sol 15-160; GPT-6 Sol 15-150; GPT-6 Luna 350-3,000. Local messages and cloud chats share the allowance. Weekly limits may also apply. Cloud tasks may use more than local messages. Fast mode uses included subscription usage at 2.5x the Standard rate. ChatGPT Work shares this usage. ChatGPT for Excel shares it on Plus once that pricing is effective.
source · verified 2026-10-18
Overflow / pay-as-you-go
If a limit is reached during an active turn, the agent can finish that turn subject to fair-use limits. Plus users can buy credits to continue without upgrading. Extra local chats can use an API key at standard API rates. On purchased credits, Fast mode is 2x the Standard rate.
source · verified 2026-10-18
USD credit-pack prices not published by vendor.
Models
GPT-6 Astra, GPT-6.1 Sol, GPT-6 Sol, GPT-6 Luna
source · verified 2026-10-18
Feature bullets name GPT-6.1 Sol and GPT-6 Luna. The usage table also gives Plus estimates for GPT-6 Astra and GPT-6 Sol.
Pro 100
Audience: individual
Price/mo (USD)
$100
source · verified 2026-10-18
Billed monthly. Annual billing is not available. Ultrafast is not included. Pro 200 includes more usage than Pro 100.
Usage limits
No five-hour usage limit in Work and Codex. An included usage allowance still applies. Work and Codex share that allowance. Remaining allowance and reset times are in Settings → Usage. Ultrafast is not included.
source · verified 2026-10-18
Numeric message, token, and weekly caps not published by vendor.
Overflow / pay-as-you-go
Included usage is used first. After plan limits, Codex usage draws from the credit balance. Credits also cover ChatGPT Work, Word, Excel, and PowerPoint when those features are on the plan. Buy credits in Settings → Usage or Codex Usage & Billing. Automatic reload is available where shown. Credits last 12 months and are non-refundable except where required.
source · verified 2026-10-18
USD credit-pack prices not published by vendor.
Models
GPT-6 Astra, GPT-6.1 Sol, GPT-6 Sol, GPT-6 Luna
source · verified 2026-10-18
Pro includes everything in Plus. Those four models have Plus usage estimates on this page.
Pro 200
Audience: individual
Price/mo (USD)
$200
source · verified 2026-10-18
Billed monthly. Annual billing is not available. Ultrafast is not included. New subscriptions that are not grandfathered include a lower usage allowance than Pro 200 previously offered. Eligible subscribers who had Pro 200 between September 22, 2026 and 10 a.m. Pacific on September 29, 2026 keep the previous allowance through October 29, 2026. The price stays $200/month.
Usage limits
No five-hour usage limit in Work and Codex. An included usage allowance still applies. Work and Codex share that allowance. Remaining allowance and reset times are in Settings → Usage. Ultrafast is not included.
source · verified 2026-10-18
Numeric message, token, and weekly caps not published by vendor. This page does not state how Pro 200's allowance compares with Pro 100 or Pro 500.
Overflow / pay-as-you-go
Included usage is used first, then the credit balance. Credits support Codex, ChatGPT Work, Word, Excel, and PowerPoint where available on the account. Buy them in Settings → Usage or Codex Usage & Billing. Buying credits on Pro 200 does not unlock Ultrafast. Support cannot reset Codex limits.
source · verified 2026-10-18
USD credit-pack prices and credit expiration not published by vendor.
Models
GPT-6 Astra, GPT-6.1 Sol, GPT-6 Sol, GPT-6 Luna
source · verified 2026-10-18
Pro includes everything in Plus. Those four models have Plus usage estimates on this page. Ultrafast mode access is stated for Pro $500.
Pro 500
Audience: individual
Price/mo (USD)
$500
source · verified 2026-10-18
Billed monthly. Annual billing is not available. Ultrafast is included. Pro 500 offers the highest included usage of the three Pro plans.
Usage limits
No five-hour usage limit in Work and Codex. An included usage allowance still applies. Work and Codex share that allowance. Ultrafast for GPT-6 Astra and GPT-6.1 Sol uses included usage first at 8x the Standard rate for the selected model, then credits at 6x the Standard credit rate.
source · verified 2026-10-18
Numeric message, token, and weekly caps not published by vendor.
Overflow / pay-as-you-go
Included usage is used first, then the credit balance. Among Pro plans, Ultrafast is only on Pro 500: it uses included usage at 8x the Standard rate, then credits at 6x the Standard credit rate for GPT-6 Astra or GPT-6.1 Sol. Credits can be purchased for eligible Codex usage. Support cannot reset Codex limits.
source · verified 2026-10-18
USD credit-pack prices not published by vendor.
Models
GPT-6 Astra, GPT-6.1 Sol, GPT-6 Sol, GPT-6 Luna
source · verified 2026-10-18
Everything in Plus, plus Ultrafast mode on Pro $500 for GPT-6 Astra and GPT-6.1 Sol.
Business Standard
Audience: team
Price/mo (USD)
$25
source · verified 2026-10-18
Monthly billing: $25 per user per month. Annual billing: $20 per user per month, billed annually. Pricing may vary by country and currency. A workspace needs at least 2 Standard or Premium seats. Includes ChatGPT, ChatGPT Work, and Codex.
Usage limits
Standard Business local-message estimates per five hours, not fixed limits: GPT-6 Astra 5-45; GPT-6.1 Sol 15-160; GPT-6 Sol 15-150; GPT-6 Luna 350-3,000. Same ranges as Plus on this page. Local messages and cloud chats share the allowance. Weekly limits may also apply. Cloud tasks may use more than local messages. Fast mode uses included subscription usage at 2.5x the Standard rate.
source · verified 2026-10-18
GPT-5.6 message estimates are not published on this page.
Overflow / pay-as-you-go
Per-seat limits apply first. If the user exceeds a limit and the workspace has purchased credits, usage continues from the shared pool. Credits are optional. If no credits are available, the feature is blocked until an owner adds more. Owners can use automatic recharge. Business credits are valid for 12 months after purchase.
source · verified 2026-10-18
USD credit-pack prices not published by vendor.
Models
GPT-6 Sol, GPT-6.1 Sol, GPT-6 Luna, GPT-6 Astra, GPT-5.6 Sol, GPT-5.6 Terra, GPT-5.6 Luna
source · verified 2026-10-18
GPT-6 Sol, GPT-6.1 Sol, and GPT-6 Luna are Work and Codex options. Astra and GPT-5.6 Sol, Terra, and Luna depend on the workspace. Standard seats include limited Astra usage inside the existing allowance.
Business Premium
Audience: team
Price/mo (USD)
$125
source · verified 2026-10-18
Monthly billing: $125 per user per month. Annual billing: $100 per user per month, billed annually. Same access as Standard with higher ChatGPT Work and Codex limits. Seats can be mixed with Standard.
Usage limits
Premium seats have 5x the included usage of Standard seats and no 5-hour limit. This page's Standard local-message estimates per 5-hour window are GPT-6 Astra 5-45; GPT-6.1 Sol and GPT-6 Sol 15-150; GPT-5.6 Sol 10-100; GPT-5.6 Terra 25-200; GPT-5.6 Luna 250-2,000. Cloud chats can use more than local messages. Premium seats can use their full existing allowance for Astra. Standard seats only include limited Astra usage.
source · verified 2026-10-18
The 5x Premium ranges are not published as their own numbers. A weekly numeric cap is not published by vendor.
Overflow / pay-as-you-go
After included usage is exhausted, eligible usage, including additional Astra usage, can continue on purchased workspace credits if credits are available and spending controls allow it. Otherwise wait for the allowance to reset. Workspace credit purchases are optional.
source · verified 2026-10-18
USD credit-pack prices not published by vendor.
Models
GPT-6 Sol, GPT-6.1 Sol, GPT-6 Luna, GPT-6 Astra, GPT-5.6 Sol, GPT-5.6 Terra, GPT-5.6 Luna
source · verified 2026-10-18
Same Work and Codex model options as Standard. Premium seats can use their full existing allowance for Astra.
Business legacy Codex seat
Audience: team
Price/mo (USD)
$0
source · verified 2026-10-18
No fixed monthly or annual seat fee. Usage is paid from workspace credits, so this is not a free allowance. Not sold to new Business workspaces, or to workspaces that had not added a Codex seat or a pending Codex invite, as of June 24, 2026. Eligible workspaces can still add seats. Does not include ChatGPT chat and does not count toward the 2-seat minimum.
Usage limits
No included Codex allowance. Every Codex action draws on the workspace credit balance. If no credits are available, Codex is blocked until an owner adds credits. Owners and admins can set a monthly spending limit for legacy Codex seats or for a member; hitting that limit pauses Codex until the limit changes or resets.
source · verified 2026-10-18
Request, token, 5-hour, and weekly caps not published by vendor.
Overflow / pay-as-you-go
There is no included pool. Usage stops when credits run out or a spending limit is hit. It resumes when an owner adds credits, changes the limit, or the spending limit resets. Purchased credits last 12 months. Owners can turn on automatic reload. Used credits are not restored when a member is removed.
source · verified 2026-10-18
USD credit-pack prices not published by vendor.
Models
GPT-6.1 Sol, GPT-6 Astra, GPT-6 Sol, GPT-6 Luna, GPT-5.6 Sol, GPT-5.6 Terra, GPT-5.6 Luna, GPT-5.3-Codex, GPT-5.2, GPT-Image-2
source · verified 2026-10-18
Credit rates for Codex-only seats in eligible Business workspaces. Code review uses GPT-5.3-Codex. GPT-5.4 and GPT-5.4 mini are no longer available with ChatGPT sign-in. Daybreak and GPT-6 Astra Law need separate approval and are omitted.
Enterprise
Audience: enterprise
Price/mo (USD)
Not published
source · verified 2026-10-18
not published by vendor. Page says custom pricing and to contact sales. Credit-based and token-based pricing are available.
Usage limits
Enterprise/Edu users with flexible pricing have no fixed rate limits; usage scales with credits. Enterprise and Edu plans without flexible pricing have the same per-seat usage limits as Plus for most features. Plus local-message estimates per five hours on this page: GPT-6 Astra 5-45; GPT-6.1 Sol 15-160; GPT-6 Sol 15-150; GPT-6 Luna 350-3,000. Weekly limits may also apply. If the agreement specifies usage-based billing in USD, the Enterprise USD rate card and the agreement apply instead of credit rates.
source · verified 2026-10-18
Overflow / pay-as-you-go
Credit-based Enterprise workspaces buy a shared credit pool at the contract level. There are no per-seat usage caps by default; admins can set spend controls by group. When the pool is exhausted, advanced features pause unless owners enable overages or buy more credits. An overage limit of 0 blocks new credit-using requests. Token-based Enterprise agreements are charged in USD at contracted rates. Credit expiration and seat true-ups follow the order form.
source · verified 2026-10-18
Public USD price per credit not published by vendor.
Models
GPT-6.1 Sol, GPT-6 Astra, GPT-6 Sol, GPT-6 Luna, GPT-5.6 Sol, GPT-5.6 Terra, GPT-5.6 Luna, GPT-5.3-Codex, GPT-5.2, GPT-Image-2, GPT-Rosalind-Research
source · verified 2026-10-18
Work and Codex credit-rate models for credit-based Enterprise. GPT-Rosalind-Research is only on select Enterprise plans. Ultrafast credit rates apply on eligible Enterprise plans. Daybreak and GPT-6 Astra Law need separate approval and are omitted. A small subset of Enterprise customers remains on a legacy rate card. Which models are enabled by default is not published on this page.
Edu
Audience: enterprise
Price/mo (USD)
Not published
source · verified 2026-10-18
not published by vendor. Page calls ChatGPT Edu an affordable plan for universities and says to contact sales. No USD amount is shown.
Usage limits
Enterprise/Edu users with flexible pricing have no fixed rate limits; usage scales with credits. Enterprise and Edu plans without flexible pricing have the same per-seat usage limits as Plus for most features. Plus local-message estimates per five hours on this page: GPT-6 Astra 5-45; GPT-6.1 Sol 15-160; GPT-6 Sol 15-150; GPT-6 Luna 350-3,000. Weekly limits may also apply.
source · verified 2026-10-18
Edu-only numeric caps beyond the Plus comparison are not published by vendor.
Overflow / pay-as-you-go
Edu workspaces on credit-based flexible pricing use a shared credit pool purchased at the contract level. There are no per-seat caps by default. When the pool is exhausted, advanced features pause unless owners enable overages or buy more credits through the account team. Credit expiration is defined in the order form.
source · verified 2026-10-18
Public USD price per credit not published by vendor.
Models
GPT-6.1 Sol, GPT-6 Astra, GPT-6 Sol, GPT-6 Luna, GPT-5.6 Sol, GPT-5.6 Terra, GPT-5.6 Luna, GPT-5.3-Codex, GPT-5.2, GPT-Image-2
source · verified 2026-10-18
Work and Codex credit-rate models for credit-based Edu. Ultrafast credit rates apply on eligible Edu plans. GPT-Rosalind-Research is select Enterprise only and is omitted. Daybreak and GPT-6 Astra Law need separate approval and are omitted. Default enablement is not published on this page.
API Key
Audience: individual
Price/mo (USD)
Not published
source · verified 2026-10-18
not published by vendor. No monthly fee is stated. Pay for Codex usage based on API pricing.
Usage limits
No included subscription allowance is stated. Usage is billed at API pricing. Codex is available in the CLI, SDK, or IDE extension. Cloud features such as GitHub code review and Slack are not included.
source · verified 2026-10-18
The API price table is not published on this page.
Overflow / pay-as-you-go
All usage is pay-as-you-go at API rates. There is no included pool to exceed. ChatGPT-signed-in users can also run extra local chats with an API key after they hit plan limits, charged at standard API rates.
source · verified 2026-10-18
Models
Model availability follows the API models available to your key.
source · verified 2026-10-18
A fixed model list is not published by vendor. GPT-5.5 retirement on October 14, 2026 does not apply to API-key Codex sessions.