AgentHubKnow when to buy, switch, or wait on your AI tool stack.
Change impact watchlist
Save the tools your team is evaluating, see which tracked changes affect that shortlist, and generate a decision memo you can share without sending internal docs or code.
Impact alerts
Estimated monthly cost: $200
Teams comparing ChatGPT against Claude, Gemini, or specialist coding tools should treat GPT-5.5 as the current capability baseline. ChatGPT Business is more compelling for mixed-role teams because GPT-5.5 Pro access, Codex, connectors, and governance can sit in one workspace seat, while API-heavy buyers must model the higher GPT-5.5 token price separately from subscription seats.
Re-check this stack before renewal or rollout.
Claude remains easier to defend as the reasoning-first and expert-coding option when the buyer is paying for answer quality, not just a broad default assistant layer.
Re-check this stack before renewal or rollout.
ChatGPT becomes easier to defend as the broad default when a team wants one OpenAI ladder spanning chat, coding, and API-adjacent work instead of a narrower assistant seat.
Re-check this stack before renewal or rollout.
Claude is easier to shortlist for real team buying now that the middle of the ladder is public instead of collapsing too quickly into individual Max tiers or an enterprise sales conversation.
Update the decision memo before sharing this stack.
Notion still works well as a bundled workspace AI buy, but teams that want sustained autonomous automation now need to budget a separate metered line instead of assuming the all-in workspace price covers everything.
Update the decision memo before sharing this stack.
ChatGPT is easier to justify for price-sensitive individual rollout and for teams that want a softer on-ramp before deciding whether Plus or Business is worth standardizing.
Update the decision memo before sharing this stack.
Claude is easier to position as a specialist-seat ladder for expert users, but it also becomes clearer how quickly costs can rise once a team needs Max-style capacity, Premium governance, or Enterprise-scale usage.
Update the decision memo before sharing this stack.
Mixed-role teams can now justify ChatGPT as one broader workspace purchase instead of buying one chat tool for knowledge work and another coding tool for technical users.
Update the decision memo before sharing this stack.
The OpenAI stack now has a cleaner step-down path below GPT-5.4, which matters for buyers comparing premium ChatGPT access against specialist tools or lower-cost suite bundles.
Update the decision memo before sharing this stack.
For teams already considering Notion as a shared workspace, AI is now part of the workspace decision instead of a separate add-on line item, which improves Notion's seat economics against Copilot Business and other suite-native assistants.
Update the decision memo before sharing this stack.
Decision memo
# AI Stack Decision Memo: Team AI shortlist Buyer context: team / coding Team size: 5 Selected tools: Claude, ChatGPT, Notion AI Estimated monthly self-serve cost: $200 Highest impact: urgent ## Impact Alerts - ChatGPT: GPT-5.5 replaces the GPT-5.4 buying story across ChatGPT, Codex, and the API. Re-check this stack before renewal or rollout. - Claude: Claude Opus 4.6 and Sonnet 4.6 give Claude a stronger public capability case again. Re-check this stack before renewal or rollout. - ChatGPT: GPT-5.4 now anchors ChatGPT, Codex, and the API as OpenAI's main flagship layer. Re-check this stack before renewal or rollout. - Claude: Claude now exposes Team Standard and Team Premium as a public buying surface. Update the decision memo before sharing this stack. - Notion AI: Notion now prices Custom Agents separately after the bundled AI layer. Update the decision memo before sharing this stack. - ChatGPT: ChatGPT now exposes a Go tier between Free and Plus. Update the decision memo before sharing this stack. - Claude: Claude now publishes Max 5x and 20x tiers plus seat-and-usage enterprise pricing. Update the decision memo before sharing this stack. - ChatGPT: ChatGPT Business now packages connectors and Codex inside one workspace seat. Update the decision memo before sharing this stack. - ChatGPT: GPT-5.4 mini and nano widen OpenAI's lower-cost ladder on March 17, 2026. Update the decision memo before sharing this stack. - Notion AI: Notion Business and Enterprise now include unlimited Notion AI. Update the decision memo before sharing this stack. ## Pricing Caveats - At least one selected tool lacks complete self-serve monthly pricing. ## Evidence - [Claude](https://claude.ai) - [ChatGPT](https://chatgpt.com) - [Notion AI](https://www.notion.com/pricing) - [chatgpt vs claude](/en/compare/chatgpt-vs-claude) - [chatgpt vs gemini](/en/compare/chatgpt-vs-gemini) - [claude vs gemini](/en/compare/claude-vs-gemini) - [notion-ai vs chatgpt](/en/compare/notion-ai-vs-chatgpt) - [gemini vs notion-ai](/en/compare/gemini-vs-notion-ai) - [microsoft-365-copilot-business vs notion-ai](/en/compare/microsoft-365-copilot-business-vs-notion-ai) - [notebooklm vs notion-ai](/en/compare/notebooklm-vs-notion-ai) - [glean vs notion-ai](/en/compare/glean-vs-notion-ai)
Local stacks are stored in this browser. Cloud save and alert history move through the beta account setup. Account