Claude 5 Opus
Anthropic's model for coding and complex work, in one chat with 26 others.
Claude 5 Opus at a glance
| Made by | Anthropic |
|---|---|
| In EverAsk | Yes, in the Chat model picker. EverAsk's note: frontier agentic coding and enterprise work. |
| Built for | Long-running coding and knowledge work, in Anthropic's words for the Opus family[1] |
| On claude.ai | Opus needs Pro ($20 a month) or higher[2] |
| Cost to run | About twice Sonnet's through Anthropic's API ($4 and $20 per million tokens for Opus 5.5)[1] |
| Anthropic's newest Opus | Claude Opus 5.5, released 22 September 2026. Not in EverAsk yet[1] |
Try it on something real
Each one opens EverAsk Chat on Claude 5 Opus with the request ready.
Ask Claude 5 OpusFind the bug in this function, explain why it happens and show the fixed version:Design a feature
Ask Claude 5 OpusDesign the data model and API for a simple booking system for a hair salon, with three example requests.Read a report
Ask Claude 5 OpusRead this report and give me the five decisions it asks for, with the risks of each:Write a spec
Ask Claude 5 OpusWrite a one-page product spec for a habit-tracking app: goals, users, features, and what is out of scope.
Then put the answer to work
The same plan runs the agent behind the chat. It makes the files, not just the text, and works with Gmail, Slack and 40+ other apps.
Turn an answer into slides
A deck with real charts and speaker notes, ready to present or edit.
Write the document
Reports, proposals, contracts and invoices, formatted and ready to send.
Build the spreadsheet
Budgets, trackers and models that arrive built, filled in and charted.
Publish a website
A landing page or a full site, live on its own link from one request.
Make the images
Product shots, headshots and social posts from the top image models.
Research with sources
Deep research that reads the web for you and cites every claim.
EverAsk plans
Three plans, and Teams on top. The app shows each price in your currency when you choose a plan.
Standard
The agent in Flash and Pro modes, with two apps connected.
Flash + Pro
modes
Priced in the app, in your currency
Choose Standard- Flash and Pro modes
- 2 connected apps
- 2 scheduled tasks
- Docs, slides, sheets, websites, images and research
Pro
A monthly credit allowance, Ultra mode and more apps.
14K
credits a month
Priced in the app, in your currency
Choose Pro- Flash, Pro and Ultra modes
- 14K credits a month, with top-ups
- 5 connected apps
- 5 scheduled tasks
Ultra
The biggest allowance and every app.
70K
credits a month
Priced in the app, in your currency
Choose Ultra- Flash, Pro and Ultra modes
- 70K credits a month, with top-ups
- All 40+ apps
- 25 scheduled tasks
EverAsk for Teams: pooled credits and shared seats, from three seats. Talk to us
Common questions
What is Claude 5 Opus?
Claude 5 Opus is one of Anthropic's Opus models, which Anthropic aims at coding, agent work and complex analysis. EverAsk describes it as built for frontier agentic coding and enterprise work.
Is Claude 5 Opus the same as Claude Opus 5.5?
No. Anthropic released Claude Opus 5.5 on 22 September 2026. EverAsk runs Claude 5 Opus and does not have Opus 5.5 yet.
Can I use Claude Opus without Claude Pro?
Yes. Claude 5 Opus is in EverAsk's model picker under an EverAsk plan. On claude.ai, Opus needs Pro ($20 a month) or higher.
Opus or Sonnet: which should I use?
Opus for the hardest coding and analysis, Sonnet when you want speed. Both are in EverAsk, so you can ask both and compare.
Is EverAsk made by Anthropic?
No. EverAsk is an independent product with Claude, GPT, Gemini, Grok and other models in one place. It is not affiliated with Anthropic.
Plans, prices and models change, so check each company's own site before you buy.
Ask your own question
The fastest way to choose is to try. Pick one model or two and ask.
Model and product names belong to their makers and are used here only to compare. EverAsk is not affiliated with Anthropic, OpenAI, Google, xAI, DeepSeek, Moonshot AI or Perplexity.
EverAsk on your phone and your Mac
EverAsk for iPhone
Ask Claude, GPT or Gemini on the train, switch models mid-chat, and pick the thread up on your phone. Every chat you start here is on your phone.
Download on the App Store
EverAsk for Mac
Every model on your desktop, with the files and screenshots you already have to hand.
Download for macOS