claude-opus-5.5 vs grok-4.7
Both run on onomeo with free credits. Everything below comes from calls made through this site.
- claude-opus-5.5
- 2 advantages
- grok-4.7
- 4 advantages
How to choose
claude-opus-5.5Faster: 1.4s on averageLonger context: 1M tokens
grok-4.7Cheaper: about 145 a reply, 98% lessSteadier: 100% up over 3 daysSteadier this week: 85% of tests passedHigher in this week's ranking: #40
claude-opus-5.5
By Anthropic
grok-4.7
By xAI
Where they differ
claude-opus-5.5grok-4.7
On this site
57%7 callsAvailability, last 3 days100%11 calls
66%9 testsAvailability, this week's tests85%14 tests
1.4sAverage response this week4.3s
6,732Credits per reply145
~29Replies a day's check-in buys~288
#47Place in this week's ranking#40
15×Credit multiplier2×
The model itself
1M tokensContext length500K tokens
128K tokensLongest reply500K tokens
Jun 2026Knowledge cutoffMay 2026
22 Sep 2026Released21 Sep 2026
Where they match
- Reads imagesYes
- Calls toolsYes
- Thinks before answeringYes
- Conversations used for trainingUsed to train and improve the provider’s models
- Open weightsNo
Availability over 3 days counts every call made through the site; this week's availability counts every call over the last 7 days, scheduled tests included, and response time comes from the site's own scheduled tests. Replies a day assumes a full daily check-in and the daily call limit.
Compare next
claude-opus-5.5 against other models
Figures come from real calls made through this site. Models are served by third-party providers and may slow down or be withdrawn; this page follows those changes.