Compare16
Side-by-side AI model head-to-heads — live pricing, neutral benchmarks, and a clear verdict by use case. We call the winner where there is one, and say "tie" where there isn't.
Model head-to-heads.
Two different shapes of tool. Claude Code is a terminal-native agent on Anthropic's models; Cursor is an AI-native IDE that runs Claude, GPT, Gemini, …
2-WAYSame family, two jobs. Claude Sonnet is the 2.5× cheaper workhorse ($2 / $10 vs $5 / $25 per 1M) that handles roughly 90% of coding and chat work. Cla…
2-WAYBoth are frontier assistants that trade wins. Claude leads real-world coding (SWE-bench Pro 69.2 vs 63.4), long-form writing, and is MCP-native. ChatG…
2-WAYBoth are terminal-plus-cloud coding agents that run neck-and-neck. Codex (OpenAI, GPT-5.x-Codex) has more surfaces — CLI, IDE, cloud, GitHub, iOS, Chr…
2-WAYDeepSeek and ChatGPT answer different questions. DeepSeek V4 Pro is open-weight and radically cheaper — the API runs ~6× cheaper on input and ~17× che…
2-WAYGemini CLI is free and open-source — Apache-2.0, roughly 1,000 requests/day on a Google account, backed by Gemini 3.1 Pro's 1M-token, multimodal conte…
2-WAYGemini and ChatGPT are the two default assistants, and they split the field. Gemini is cheaper on the API ($1.50 / $9 vs $2.50 / $15 per 1M), has a mo…
2-WAYBoth are frontier assistants that trade wins. Grok is cheaper on the API ($2 / $6 vs $2.50 / $15 per 1M tokens), native to real-time X, and does video…
2-WAYTwo different tools, not two models. Perplexity is an answer engine: every response is web-grounded with clickable citations by default, and Pro route…
2-WAYPerplexity and Claude solve different problems. Perplexity is a cited answer engine — real-time web search, inline sources, and Deep Research at $20/m…
Plan & tier comparisons.
ChatGPT Free runs GPT-5.5 Instant with capped messages, may show ads in the US, and marks most features 'limited' — no GPT-5.6 reasoning models and no…
PLAN VS PLANChatGPT Go ($8/mo) is Free with roughly 10× the headroom — more messages, uploads, and image generation — but it keeps GPT-5.5 Instant only, stays ad-…
PLAN VS PLANChatGPT Plus ($20/mo) and Pro ($200/mo) run the same models, but Pro unlocks the deepest reasoning — GPT-5.6 Sol Pro plus Extra High — 20× the usage, …
PLAN VS PLANSince June 30, 2026 Free and Pro run the same default model, Sonnet 5 — so raw answer quality is identical. Pro's $20/mo buys roughly 5× the usage, Op…
PLAN VS PLANSame Claude, same Opus 4.8 — the only difference is how much you can run. Pro is $20/mo and enough for most; Max is $100 (5×) or $200 (20×) the per-se…
PLAN VS PLANPerplexity Free and Pro run the same engine — the gap is volume and access. Free caps you at 3 Pro Searches a day, one Research report a month, and no…