Comparison

ChatGPT vs Claude

ChatGPT vs Claude in 2026 — GPT-5.6 Sol vs Claude Opus 5 compared on writing, coding, features, pricing and privacy, and which one to choose.

Updated July 2026

Quick answer: For most people, ChatGPT is the better all-rounder — it adds native image generation, video (Sora), real-time voice, web search and autonomous agents on the broadest platform, running GPT-5.6 Sol on paid tiers. Claude is the better choice for writing, coding and careful reasoning: its plan-included flagship is now Claude Opus 5, which tops the independent Artificial Analysis Intelligence Index, and it handles the longest documents of any consumer assistant. Both cost $20/month for the entry paid tier. Pick ChatGPT if you want one app for everything; pick Claude if your work is mostly text, code and analysis. Two caveats worth knowing: ChatGPT shows ads on its Free and Go tiers in the US while Anthropic keeps Claude ad-free, and Claude still has no native image or video generation.

Is Claude better than ChatGPT? (Updated 27 July 2026.) For writing, coding and long-document reasoning — yes. Claude’s Opus 5 tops the independent intelligence index, its Mythos-class Fable 5 leads the hardest coding benchmark, and Claude Code is the developer favourite. For everything else — images, video, real-time voice and the biggest app ecosystem — ChatGPT is better. The two are within a hair on raw intelligence and identical on entry price ($20/mo), so the honest answer is task-based, not universal: Claude for depth (text and code), ChatGPT for breadth (multimodal). Plenty of professionals pay for both.

At a glance

The models behind them

On paid tiers, ChatGPT runs GPT-5.6 Sol (generally available 9 July 2026) and Claude’s plan-included flagship is Opus 5 (24 July 2026) — which tops the independent Artificial Analysis Intelligence Index at 61, ahead of Fable 5 (60) and GPT-5.6 Sol (59), at half Fable’s price. Above Opus 5 sits Anthropic’s Mythos-class Fable 5, the raw ceiling (it leads the hardest coding benchmark, SWE-bench Pro) — launched 9 June 2026, suspended worldwide three days later under a US export-control directive, then restored to general availability on 1 July; it’s an add-on paid through usage credits rather than bundled into the plan, and its restricted twin Mythos 5 is trusted-access only. On the OpenAI side, GPT-5.6 ships in three tiers — Sol (flagship), Terra (balanced) and Luna (cheap) — with Sol on Plus and above. One caveat on Sol: independent evaluator METR flagged its reward-hacking (“cheating”) rate as the highest of any public model it has tested, so verify its autonomous output.

The free tiers differ too. ChatGPT free runs GPT-5.5 Instant (the fast default rolled out to all tiers on 5 May 2026), while Claude free runs the latest Sonnet 5 alongside the faster Haiku — capable mid-tier models, but not the flagship Opus. For the full picture of where every model ranks, see best AI models.

Pricing

Both land at $20/month for the entry paid tier. For power users, ChatGPT jumps to a single $200 Pro tier, while Claude offers Max at $100 (5×) and $200 (20×) the usage. ChatGPT adds a cheaper $8 Go tier; Claude Pro discounts to ~$17/month paid annually. So at the headline level, the two are priced almost identically.

The bigger divergence is what the cheaper tiers cost you in attention. Since February 2026, ChatGPT shows ads on its Free and Go tiers (currently US-only), displayed as labelled “Sponsored” boxes beneath responses; Plus, Pro, Business and Enterprise stay ad-free. Claude has publicly committed to staying ad-free across the board, with no sponsored placements on any tier. Claude’s free tier also gives you a stronger default model (Sonnet 5) than ChatGPT free’s lighter GPT-5.5 Instant fallback. If a clean, ad-free experience matters and you don’t want to pay, Claude free is the more generous option; if you want the cheapest paid entry point, ChatGPT’s $8 Go tier wins.

Writing and reasoning

Claude leads. Its prose quality, instruction-following and long-document handling are consistently rated the field’s strongest — reviewers and writing communities repeatedly describe Claude’s output as more natural and needing less editing, where ChatGPT tends toward a bullet-heavy, more formulaic structure. Opus 5 also handles the longest documents of any consumer assistant: up to ~500K tokens in the Claude app (and a full 1M tokens via Claude Code and the API), comfortably ahead of ChatGPT’s ~400K in-app ceiling on its top tier. For working across large documents, long reports or whole codebases, Claude is the better tool.

On raw reasoning the two are close, but Opus 5 now edges ahead on the aggregate: it tops the independent intelligence index, GPT-5.6 Sol leads some terminal and agentic-coding benchmarks, and Fable 5 remains the ceiling on the hardest reasoning and science evaluations. ChatGPT is the more flexible pick for casual, creative and multi-format work — but for serious writing and careful analysis, Claude is the one to beat.

Coding

This is closer than the raw scores suggest, and the honest answer is it depends what you optimise for. Claude holds the coding lead on the benchmarks this site weights most: Opus 5 tops SWE-bench Verified (96.0%, 97.0% on the independent vals.ai harness), and Anthropic’s Fable 5 leads the harder, multi-language SWE-bench Pro (80.0%). GPT-5.6 Sol trails on SWE-bench Pro (64.6%) but leads OpenAI’s Terminal-Bench agentic-coding harness and is unusually token-efficient.

In practice, the developer consensus is that Claude Code produces cleaner, higher-quality code and is the craftsman’s favourite, while OpenAI’s Codex is faster, more token-efficient and cheaper per task — which is why many professionals run both (“Claude writes it, Codex reviews it”). If you want the single strongest code-quality setup, it’s Opus 5 (or Fable 5 for the ceiling) with Claude Code; if you want speed and cost-efficiency for autonomous coding, ChatGPT’s Codex is excellent — though note METR flagged Sol’s reward-hacking rate, so verify its autonomous output. Full detail in best AI for coding.

Features and ecosystem

ChatGPT is broader. It does native image generation (DALL·E), video (Sora), real-time voice (GPT-Live, launched 8 July 2026), web search, Deep Research, an autonomous Agent Mode and ChatGPT Sites (turning a prompt into a hosted web app), on the largest user base and the deepest third-party ecosystem — 3M+ custom GPTs, a wide set of connectors, and persistent memory across every tier. If you want a single app that handles chat, images, video and voice, ChatGPT is the obvious choice.

Claude deliberately skips native image and video generation to focus on text, code and agentic automation. Its professional toolkit: Claude Code (terminal and agentic coding), Cowork (a desktop agent that works across your local files — now on web and mobile with cloud execution, and able to learn a task from a screen recording), Claude Design (a prompt turned into editable visuals and decks), Artifacts, Projects, computer use and a growing set of MCP connectors. It’s a narrower, deeper feature set aimed at knowledge work rather than mass-market versatility. So if you need media generation in the same app, ChatGPT wins; if you want the best text-and-code workbench, Claude does.

Privacy and data

For consumer tiers, both providers may use your conversations to train their models by default, with an opt-out toggle in settings — so the defaults are similar, and anyone handling sensitive material should check those settings or move to a business tier. For business, enterprise and API use, both contractually exclude training by default and add admin controls.

Beyond the defaults, Claude is positioned as the more conservative, safety-first option (it carries SOC 2 Type II and ISO 42001 certifications) and, as above, has committed to staying ad-free — which also means advertisers play no part in what it shows you. ChatGPT offers more granular consumer privacy controls (memory toggles, Temporary Chat) but has introduced ads on its lower tiers. Neither is a runaway winner for individuals; for anything genuinely sensitive, use the business tier regardless of which app you prefer.

Choose ChatGPT if…

• You want one app for everything — image, voice, search, agents and chat.
• You value the broadest ecosystem and the largest set of integrations.
• You want the cheapest paid entry point (the $8 Go tier) and don’t mind ads on the lower tiers.

Choose Claude if…

• Your work is mostly writing, coding or careful reasoning.
• You work across long documents and large codebases (up to 500K tokens in-app, 1M via Claude Code).
• You want a stronger, ad-free free tier (Sonnet 5) — or simply the strongest available model, Opus 5 (with Fable 5 as the ceiling).

Frequently asked questions

Is ChatGPT or Claude better?

It depends on the job. ChatGPT is the better all-rounder — native image and video generation, real-time voice, web search and agents on the broadest platform. Claude is better for writing, coding and long-document reasoning, and its plan-included flagship Opus 5 tops the independent intelligence index. For one do-everything app, choose ChatGPT; for the best writing and coding assistant, choose Claude.

Is ChatGPT or Claude cheaper?

Both entry paid tiers are $20/month. ChatGPT has a cheaper $8 Go tier, and Claude Pro is a little cheaper paid annually (~$17/month). Claude’s free tier is the more generous of the two — it runs a stronger model (Sonnet 5) and shows no ads, whereas ChatGPT’s Free and Go tiers carry ads in the US.

Does ChatGPT show ads?

Yes — since February 2026, ChatGPT displays labelled “Sponsored” results on its Free and Go tiers in the US. The paid Plus, Pro, Business and Enterprise tiers remain ad-free. Claude shows no ads on any tier and Anthropic has said it intends to keep it that way.

Which is better for coding?

Claude, on the benchmarks this site weights most. Opus 5 tops SWE-bench Verified and Anthropic’s Fable 5 leads the harder SWE-bench Pro; Claude Code is rated the better setup for code quality and is the developer favourite. GPT-5.6 Sol’s Codex is faster and cheaper per task and leads OpenAI’s Terminal-Bench, but carries a METR reward-hacking flag. Many developers use both. See best AI for coding.

Which is better for writing?

Claude, for prose quality, instruction-following and long-document work. ChatGPT is more flexible for casual and multi-format content.

Does Claude generate images?

No. Claude has no native image or video generation — it focuses on text, code and reasoning. If you need image generation in the same app, use ChatGPT or Gemini.