claude-fable-5.1 vs step-3.7-flash:free
Both can be used on onomeo. Everything below comes from calls made through this site.
- claude-fable-5.1
- 2 advantages
- step-3.7-flash:free
- 3 advantages
How to choose
claude-fable-5.1Steadier this week: 100% of tests passedLonger context: 1M tokens
step-3.7-flash:freeFaster: 2.1s on averageHigher in this week's ranking: #19Open weights
claude-fable-5.1
By AnthropicNew this week
step-3.7-flash:free
By StepFun
Where they differ
claude-fable-5.1step-3.7-flash:free
On this site
—Availability, last 3 days79%94 calls
100%3 testsAvailability, this week's tests90%205 tests
3.4sAverage response this week2.1s
$0.018Price per replyFree
#48Place in this week's ranking#19
$216.67Price per million charactersFree
The model itself
1M tokensContext length256K tokens
128K tokensLongest reply256K tokens
Used to train and improve the provider’s models.Conversations used for trainingThe provider does not say.
Jun 2026Knowledge cutoffMar 2026
1 Sep 2026Released29 May 2026
NoOpen weightsYes
Where they match
- Reads imagesYes
- Calls toolsYes
- Thinks before answeringYes
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. Free models are counted in calls; big models are charged by usage, in US dollars.
Compare next
claude-fable-5.1 against other models
step-3.7-flash:free 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 Models are served by third-party providers and may slow down or be withdrawn; this page follows those changes.