OverblastOpenAI · language model
GPT-5.1
OpenAI: GPT-5.1 is a language model on the Overblast AI Gateway. Call it as openai/gpt-5.1 with one Overblast API key, paid from your AI credits.
Prices are final: what a call costs in AI credits, in US dollars. As of 2 October 2026, from the live catalogue.
Price
| Input, per M tokens | $2.50 |
|---|---|
| Output, per M tokens | $20.00 |
What it does
| Does | Chat completions, Messages (Claude Code), Responses (Codex) |
|---|
Where it runs
| Regions | Can be pinned to EU, or run globally |
|---|---|
| Zero data retention | Yes: served only by endpoints that keep neither the prompt nor the answer |
| Context | 400,000 tokens |
| Endpoint | POST /v1/chat/completions |
Call it
curl https://ai.overblast.app/v1/chat/completions \
-H "Authorization: Bearer $OVERBLAST_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "openai/gpt-5.1",
"messages": [
{
"role": "user",
"content": "Say hello in Estonian"
}
]
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