OpenAI's Codex pricing page includes a time-limited Codex usage promotion for Pro tiers. The UI must show the end date and avoid evergreen claims.
high impact · checked 2026-05-21 · confidence high
View sourcecomparison_page · claude code vs codex
Claude Code vs Codex
Claude Code and Codex serve overlapping but different AI coding workflows. Claude Code is often evaluated as a terminal-first agent experience, while Codex spans ChatGPT-plan access, CLI usage, cloud tasks, and API workflows. Compare pricing, limits, workflow fit, team controls, and source-backed caveats before choosing.
This comparison is for informational purposes only. Brand names are used only to identify the products being compared and do not imply affiliation, sponsorship, or endorsement. Verify current pricing and limits with each provider before purchasing.
Cost scenarioestimate, not billing quote
$20/mo estimate
Calculator results are estimates based on your inputs and public pricing assumptions. They are not billing quotes and may not match your actual provider invoice or account-specific limits.Plan fit: Pro. Limit risk: low. Intensity score: 29. Mode: subscription.
Open pricing guideSide-by-side comparison
Every row is rendered with provider names as plain text, source links, last-checked dates, confidence, and caveats. Prices and usage limits can change; verify official sources before purchasing.
| Tool | Plan | Monthly | Best fit | Source / freshness | Caveat |
|---|---|---|---|---|---|
| Claude Code | Free | Free | trial, light exploration | Source Checked 2026-05-21 · medium | Free capabilities and Claude Code access can change; verify current pricing page before claiming feature availability. |
| Claude Code | Pro | $20/mo or $200/yr | regular solo developer, entry Claude Code workflow | Source Checked 2026-05-21 · high | Usage limits are affected by message length, attachments, tools, model choice, and conversation length. |
| Claude Code | Max 5x | $100/mo | frequent Claude Code user, longer terminal sessions | Source Checked 2026-05-21 · high | Web subscription price; mobile pricing may vary. Still has usage limits. |
| Claude Code | Max 20x | $200/mo | heavy daily Claude Code user, large repo/agentic sessions | Source Checked 2026-05-21 · high | Web subscription price; mobile pricing may vary. Still has weekly/session/model limits. |
| Claude Code | Claude API | Model/token based | automation, usage beyond subscription workflow, CI/shared environments | Source Checked 2026-05-21 · high | API pricing differs from Claude subscription/Claude Code plan limits; calculator must not imply exact equivalence. |
| Codex | ChatGPT Free + Codex | $0/mo | trial, light tasks | Source Checked 2026-05-21 · high | Capabilities and trial limits can change; verify source before publishing exact limits. |
| Codex | ChatGPT Go + Codex | $8/mo | lightweight coding tasks | Source Checked 2026-05-21 · high | Go plan may vary by region and product availability. |
| Codex | ChatGPT Plus + Codex | $20/mo | solo developer, few focused coding sessions per week | Source Checked 2026-05-21 · high | Included limits vary by model/local/cloud/code-review mode; promo periods can change effective allowance. |
| Codex | ChatGPT Pro 5x + Codex | From $100/mo | longer higher-intensity sessions, Codex-heavy individual | Source Checked 2026-05-21 · high | Promo is date-bound; UI must render promo end date and avoid evergreen claims. |
| Codex | ChatGPT Pro 20x + Codex | $200/mo | very heavy Codex user, daily high-intensity agent sessions | Source Checked 2026-05-21 · high | Promo is date-bound; Plus baseline and exact limits depend on model and usage mode. |
| Codex | Codex with API key | Token/API based | CI automation, shared environments, programmatic workflows | Source Checked 2026-05-21 · high | API mode does not equal ChatGPT subscription mode and may delay access to some Codex models/features. |
Quick verdict by workflow
Use scenario-specific guidance, not an absolute winner: heavy CLI agent use, IDE-first coding, cloud-task automation, API-heavy builder, small team lead.
Best for CLI-agent workBest for IDE-first codingBest for team controls
Pricing and limits comparison table
Compare plan model, usage pools or caps, reset behavior, API/cloud distinction, team/admin controls, and caveats. Each row needs sources and last checked.
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Scenario calculator
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Decision checklist
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Latest pricing and limit changes
Pricing changes are part of the product, not a footnote. Check the dated changelog before making a plan decision.
GitHub Docs says Copilot individual plans move to AI Credits on June 1, 2026. P1 Copilot pages must separate current premium requests from upcoming AI Credits.
high impact · checked 2026-05-21 · confidence high
View sourceClaude Help confirms Max 5x and 20x pricing and usage positioning for Claude Code users.
medium impact · checked 2026-05-21 · confidence high
View sourceWhich should I choose: Claude Code vs Codex?
Choose based on workflow, not brand loyalty. If your work is terminal-agent heavy, one tool may fit better; if your workflow is editor-native or cloud-task heavy, another may be more practical.
Which one is cheaper?
It depends on plan, usage intensity, team size, and whether API or subscription billing is involved. Run the calculator scenario and verify each provider source before purchasing.
Can one tool replace the other completely?
Not always. Some developers use an IDE assistant for daily edits and a terminal or cloud agent for larger tasks. The comparison should show tradeoffs, not force a universal winner.
Are limits the same for every user?
No. Limits and availability may vary by plan, account type, region, model, promotion, or provider policy change. Treat public tables as planning guidance, not account-specific guarantees.
Is this page sponsored by either provider?
No P0 comparison should imply sponsorship or endorsement. If any sponsor or affiliate relationship is added later, it must be visibly disclosed and must not alter factual tables.
How often should I re-check this comparison?
Re-check before any paid upgrade or team rollout. AI coding pricing and usage policies change often enough that source links and last-checked dates matter.
Compare pricing, limits, and workflow fit
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