JetBrains AI Assistant brings AI chat, code generation, and agents into IntelliJ IDEA, PyCharm, WebStorm, and the rest of the JetBrains IDEs. Its bring-your-own-key support takes OpenAI-compatible custom endpoints with your own API key, no JetBrains AI subscription required. Point it at Opper's gateway and your IDE runs on any of 700+ models with one key and a choice of region.
JetBrains AI AssistantoninPaste this into your coding agent (Claude Code, Cursor, Codex, and more) and it will set up and build with Opper for you.
GPT OSS 120b runs on the routes below. Route only to EU providers when your data has to stay in Europe. One route also sells flex and priority processing: the same model at another price, picked per request with service_tier. How service tiers work.
| Provider | Region | Zero data retention | Training | Input | Output | Cache read | ||
|---|---|---|---|---|---|---|---|---|
| EU | No | $0.15 | $0.60 | Input price | ||||
| EU | No | $0.22 | $0.90 | Input price | Not offered on this route | Not offered on this route | ||
| EU/EEA | No | $0.04 | $0.18 | Input price | Not offered on this route | Not offered on this route | ||
| EU | No | $0.22 | $0.78 | Input price | Not offered on this route | Not offered on this route | ||
| EU | No | $0.25 | $0.66 | Input price | Not offered on this route | Not offered on this route | ||
| EU | No | $1.12 | $4.71 | Input price | Not offered on this route | Not offered on this route | ||
| EU | No | $0.17 | $0.67 | Input price | Not offered on this route | Not offered on this route | ||
| US | No | $0.35 | $0.75 | Input price | Not offered on this route | Not offered on this route | ||
| US | No | $0.06 | $0.39 | Input price | Not offered on this route | Not offered on this route | ||
| US | No | $0.04 | $0.16 | Input price | Not offered on this route | Not offered on this route | ||
| US | No | $0.15 | $0.60 | $0.07 | Not offered on this route | Not offered on this route | ||
| US | No | $0.05 | $0.25 | Input price | Not offered on this route | Not offered on this route | ||
| Multi | No | $0.10 | $0.50 | Input price | Not offered on this route | Not offered on this route | ||
| Multi | No | $0.15 | $0.60 | $0.01 | Not offered on this route | Not offered on this route | ||
| Multi | No | $0.15 | $0.60 | Input price | Not offered on this route | Not offered on this route | ||
| Multi | No | $0.36 | $1.17 | Input price | Not offered on this route | Not offered on this route |
GPT-OSS 120B by OpenAI: open-weight Apache 2.0 reasoning model, 117B params (5.1B active), near o4-mini on reasoning, tools and structured output.
Step-by-step setup for running JetBrains AI Assistant on each of these models through Opper.
Point Cursor's OpenAI base URL at Opper to run it on any of 700+ models.
OpenAI-compatible
Cline's OpenAI-Compatible provider points straight at Opper's gateway.
OpenAI-compatible
Add Opper as an OpenAI provider in config.yaml and Continue's chat, edit and autocomplete run on any model.
OpenAI-compatible