Perplexity Projects (formerly Spaces) vs ChatGPT Deep Research
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
Perplexity Projects (formerly Spaces)
Perplexity's persistent research workspaces, renamed from Spaces in 20...
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ChatGPT Deep Research
OpenAI's cited, multi-step research agent inside ChatGPT
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| RECATOOLS Score | 7.2 / 10 | 7.8 / 10 |
| Capability | ||
| Value for money | ||
| Ease of use | ||
| ASEAN readiness | ||
| API quality | ||
| Pricing | Subscription | Freemium |
| Free tier | Perplexity's free plan is search-only; Projects are a feature of paid plans and free access is not documented | Free and Go plans include limited deep research; OpenAI publishes no task counts — an in-product counter shows tasks left and resets every 30 days |
| Paid from | From $20/month with Perplexity Pro ($17/month billed annually) | Plus $20/mo; Pro 100/200/500 at $100, $200 or $500/mo |
| Has API | ✗ | ✗ |
| Open source | ✗ | ✗ |
| Free to use | ✗ | ✓ |
| Users | — | — |
| Founded | 2024 | 2025 |
| Maker | Perplexity AI, Inc. | — |
| Verdict | Projects make Perplexity far more useful for ongoing work, keeping files, instructions and connected data together, and the new limits — 5,000 files per Project on every paid plan — are generous. The rename from Spaces m... |
Deep research is the most consequential agent mode in ChatGPT: give it an open-ended question and it plans, browses and reads for 5 to 30 minutes before handing back a structured, cited report — work that would take an a... |
| Full review → | Full review → |
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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.