claude-haiku-5.5 vs gpt-oss-20b
Both can be used on onomeo. Everything below comes from calls made through this site.
- claude-haiku-5.5
- 2 advantages
- gpt-oss-20b
- 1 advantage
How to choose
claude-haiku-5.5Longer context: 1M tokensReads images
gpt-oss-20bOpen weights
claude-haiku-5.5
By AnthropicNew this week
gpt-oss-20b
By OpenAI
Where they differ
claude-haiku-5.5gpt-oss-20b
On this site
—Availability, last 3 days99%106 calls
—Availability, this week's tests98%194 tests
—Average response this week1.2s
Charged by usagePrice per replyFree
UnrankedPlace in this week's ranking#4
$6.67Price per million charactersFree
The model itself
1M tokensContext length128K tokens
128K tokensLongest reply32K tokens
YesReads imagesNo
Jun 2026Knowledge cutoffJun 2024
7 Oct 2026Released5 Aug 2025
NoOpen weightsYes
Where they match
- Calls toolsYes
- Thinks before answeringYes
- Conversations used for trainingUsed to train and improve the provider’s models
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-haiku-5.5 against other models
gpt-oss-20b 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 Models are served by third-party providers and may slow down or be withdrawn; this page follows those changes.