Is Together AI gpt-oss-20B deprecated?
Yes. gpt-oss-20B is deprecated with a shutdown date of 2026-09-14, which has passed.
What kind of model is this?
Tags describe what gpt-oss-20B takes in, what it is built for and how you can get it. Modality, access and language tags follow Together AI's own documentation; tier and use-case tags are our reading of the line-up.
- Modality
- Use case
- Tier
- Access
Specifications
- Input price
- unknown
- Output price
- unknown
- Price band
- unknown
- Context window
- unknown
- Max output
- unknown
- Input
- Text
- Output
- Text
- Knowledge cutoff
- unknown
- Tool use
- unknown
- Structured output
- unknown
- Weights licence
- Apache-2.0
- Model maker
- OpenAI
“unknown” means the figure has not been published, or we have not verified it yet — never that the answer is no. “not published” under the weights licence means this model is not offered with downloadable weights. The price band is ours: it bands the blended price (three parts input to one part output) as budget (≤ $0.50), standard (≤ $3), premium (≤ $12) or flagship.
Lifecycle
- Released unknown
- Deprecated not announced Together AI has not published the date this happened
- Retired
What is it good for?
No editorial profile for this model yet. The specifications above come from Together AI's own documentation and the suggestions below are derived from the data — shared tags, tier and price band — not written by hand.
What to use instead of gpt-oss-20B
-
MiniMax M3 Derived
Same provider, same tier (mid-tier), also open weights; shares coding, reasoning and agents.
$0.30 in · $1.20 out / M tokens 524.3K context
-
Kimi K3 Derived
Same provider, same tier (mid-tier), also open weights; shares coding, reasoning and agents.
$3.00 in · $15.00 out / M tokens 1M context
-
GLM-5.2 Derived
Same provider, same tier (mid-tier), also open weights; shares coding, reasoning and agents.
$1.40 in · $4.40 out / M tokens 1M context
-
GLM-5.3 Derived
Same provider, same tier (mid-tier), also open weights; shares coding, reasoning and agents.
$1.40 in · $4.40 out / M tokens 1M context
-
Kimi K2 Thinking Derived
Alternative from Amazon Bedrock, same tier (mid-tier), also open weights; shares coding, reasoning and agents.
$0.60 in · $2.50 out / M tokens 256K context
Derived suggestions are ranked from the data — shared tags, the same tier and a comparable price band — not from benchmark scores. Check the capability fit yourself: we track lifecycle, price and specifications.
Sources
- together.ai https://www.together.ai/pricing
- together.ai https://www.together.ai/models/gpt-oss-20b
- docs.together.ai https://docs.together.ai/docs/deprecations
Verified against the source on . Dataset snapshot . Providers can change a date without notice — the link above is always the final word.
Common questions
- Is gpt-oss-20B deprecated?
- Yes. gpt-oss-20B is deprecated with a shutdown date of 2026-09-14, which has passed.
- When does gpt-oss-20B shut down?
- Together AI has announced 2026-09-14 as the shutdown date for gpt-oss-20B.
- What does gpt-oss-20B cost?
- No public price is listed for gpt-oss-20B in our dataset.
- What can I use instead of gpt-oss-20B?
- Active alternatives include Together AI MiniMax M3, Together AI Kimi K3, Together AI GLM-5.2.