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OpenAI · Assistant with agent mode
Best for: Everyday tasks across web, files and apps.
Compare with similar agents Open the Agent Finder
Checked 1 Nov 2026. A dash means not published on the sources we checked. Price source developers.openai.com (opens in a new tab)
| Maker | OpenAI |
|---|---|
| Category | Assistant with agent mode |
| Skill needed | No code |
| Underlying models | OpenAI models developers.openai.com (opens in a new tab) |
| Free tier | Yes developers.openai.com (opens in a new tab)Free plan, with limits |
| Plans and tiers | Free US$0 · Go US$8 a month · Plus US$20 a month · Pro US$100 a month · Business US$25 a user developers.openai.com (opens in a new tab) |
| Paid plans | From US$8 a month developers.openai.com (opens in a new tab)Go US$8, Plus US$20, Pro from US$100. Business US$25 a user |
| Runs on | Cloud developers.openai.com (opens in a new tab) |
| Autonomy | Acts, asks before key steps developers.openai.com (opens in a new tab)Asks before purchases and other sensitive steps |
| MCP support | Yes developers.openai.com (opens in a new tab)Apps and connectors |
| A2A support | – |
| Open source | No developers.openai.com (opens in a new tab) |
| Integrations | – |
| Status | – |
| Launched | – |
| Best for | Everyday tasks across web, files and apps |
| Limitations |
|
Lowest listed monthly plan in US$, or 0 where a free tier is the entry point. Usage-based and enterprise pricing is not shown here, see each profile.
| Agent | From US$ a month |
|---|---|
| ChatGPT agent mode | 8 |
| Claude (apps, Cowork and research) | 20 |
| Microsoft 365 Copilot | 30 |
ChatGPT agent mode states MCP support developers.openai.com (opens in a new tab). It runs in the vendor cloud, so only remote servers are listed. This is not a test of each server. Apps and connectors
Most shared jobs and the same category first, then the closest entry price. A similarity, not a ranking.
Compare ChatGPT agent mode with Grok Bot and Claude (apps, Cowork and research)
All 42 AI agents · AI models · How we check sources
OpenAI 
CNBC confirmed OpenAI is now seeking up to US$20bn, down from about US$30bn, and the FT put the post-money valuation at US$1.25tn. The round is still open. Less fresh equity means more scrutiny of every gigawatt OpenAI has signed for.
Source: CNBC (opens in a new tab)
OpenAI
OpenAI says Terra matches GPT-6 Astra on Agents' Last Exam at a tenth of the price per token and finishes tasks over 3x faster.
Source: OpenAI (opens in a new tab)
